Weekly Information about Bright Comets (2015 Nov. 21: South)

Japanese version Home page	Updated on November 26, 2015
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Best time and the azimuth, altitude (A,h) are at lat. 35 deg in the Southern Hemisphere. Azimuth indicates 0 for south, 90 for west, 180 for north, 270 for east.

C/2013 US10 ( Catalina ) Now it is 6.1 mag (Nov. 24, Alan Hale). It was expected to brighten up to 4-5 mag from autumn to winter. However, the brightness evolution has stopped in September. In the Northern Hemisphere, it is appearing in the morning sky. It will be observable in excellent condition after this. In the Southern Hemisphere, it is hardly observable after this. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 14 20.78 -16 39.8 1.687 0.829 19 6.0 3:03 (295, -6) Nov. 28 14 19.47 -13 7.6 1.585 0.855 28 6.0 2:57 (289, -4) C/2014 S2 ( PanSTARRS ) It brightened very rapidly. Now it is so bright as 8.8 mag (Nov. 20, Seiichi Yoshida). It is observable at 9-10 mag until next spring in excellent condition in the Northern Hemisphere. It keeps unobservable in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 16 34.63 68 6.4 1.896 2.112 88 9.4 20:28 (153,-43) Nov. 28 16 39.63 66 5.3 1.905 2.105 87 9.3 20:38 (152,-46) C/2013 X1 ( PanSTARRS ) Now it is so bright as 10.1 mag (Nov. 18, Katsumi Yoshimoto). It will pass close to the earth from spring to summer in 2016, and it is expected to be observable at 6-7 mag in good condition. It is observable in excellent condition in the Northern Hemispehre. It locates very low in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 2 35.39 43 15.5 1.569 2.487 152 10.4 22:32 (180, 12) Nov. 28 1 57.76 40 26.2 1.535 2.413 145 10.3 21:27 (180, 15) 22P/Kopff Now it is very bright as 10.2 mag (Nov. 14, Carlos Labordena). It is observable in the evening low sky until early December in the Southern Hemisphere, or until late December in the Northern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 18 31.84 -23 13.1 2.220 1.582 39 11.2 20:28 ( 71, 14) Nov. 28 18 55.21 -23 3.7 2.262 1.596 37 11.3 20:38 ( 70, 11) 249P/LINEAR It tends to brighten very rapidly around the perihelion passage. It will brighten up to 11 mag from November to December. It will appear in the evening sky in early December, then it will fade out very rapidly. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 16 48.35 -20 14.4 1.397 0.515 15 11.6 20:28 ( 59, -7) Nov. 28 17 41.08 -20 17.6 1.284 0.500 20 11.2 20:38 ( 62, -4) 10P/Tempel 2 It brightened very rapidly. Now it is very bright as 11.1 mag (Nov. 7, Marco Goiato). It keeps 11-13 mag until February. But it keeps very low in the Northern Hemisphere. It will be getting lower gradually after this even in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 19 12.90 -25 34.3 1.869 1.419 48 11.3 20:28 ( 74, 23) Nov. 28 19 38.71 -25 24.6 1.899 1.425 47 11.4 20:38 ( 73, 21) C/2014 Q2 ( Lovejoy ) It brightened up to 3.7 mag and became a naked eye comet in mid January in 2015 (Jan. 13, Marek Biely). Now it is fading. But it is bright as 10.7 mag still now (Nov. 7, Neil Norman). In the Northern Hemisphere, it keeps observable for a long time until the comet fades out, although it becomes low temporarily in December. It is not observable until March in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 17 10.87 23 14.3 4.569 3.976 47 12.6 20:28 (100,-28) Nov. 28 17 18.10 22 24.6 4.663 4.046 46 12.7 20:38 ( 95,-34) 67P/Churyumov-Gerasimenko Now it is 12.5 mag (Nov. 20, Seiichi Yoshida). It will be fading slowly after this. In the Northern Hemisphere, it keeps observable in good condition. It will be getting higher gradually after this also in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 11 28.06 10 47.8 1.775 1.708 69 13.0 3:03 (247, 12) Nov. 28 11 39.69 9 53.0 1.757 1.760 73 13.1 2:57 (247, 15) P/2010 V1 ( Ikeya-Murakami ) First return of a periodic comet which brightened up to 8 mag in major outburst in 2010. It will be observable in excellent condition from winter to spring. Now it is not detected, fainter than 20 mag (Oct. 2, Jean-Francois Soulier). Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 9 25.10 28 44.3 1.316 1.817 103 13.6 3:03 (213, 18) Nov. 28 9 39.14 28 15.7 1.229 1.787 106 13.0 2:57 (212, 19) C/2014 W2 ( PanSTARRS ) Now it is bright as 12.4 mag (Nov. 20, Seiichi Yoshida). It keeps 13 mag for a long time from 2015 autumn to 2016 summer. In the Northern Hemispehre, it keeps observable in good condition for a long time. It keeps unobservable in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 12 17.87 85 16.1 2.466 2.909 106 13.3 3:03 (186,-34) Nov. 28 15 22.84 85 7.1 2.442 2.881 106 13.2 2:57 (185,-37) 29P/Schwassmann-Wachmann 1 It brightened up to 13 mag in outburst on Nov. 13 (Rob Kaufman). It will be unobservable soon. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 18 1.96 -28 25.5 6.796 5.988 32 14.0 20:28 ( 63, 11) Nov. 28 18 7.89 -28 19.2 6.849 5.986 26 14.0 20:38 ( 59, 5) 116P/Wild 4 Now it is 15.4 mag (Nov. 17, K. Hills). It will be observable after December also in the Southern Hemisphere. It is expected to brighten up to 13 mag from winter to spring. It will be observable in excellent condition in the Southern Hemisphere. But it locates somewhat low in the Northern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 12 53.95 -4 28.6 2.819 2.217 43 14.4 3:03 (273, 4) Nov. 28 13 7.21 -5 56.8 2.754 2.210 47 14.3 2:57 (273, 7) 88P/Howell It brightened up to 8.8 mag in 2015 spring (Apr. 3, Marco Goiato). Now it is fading. It has already faded down to 13.5 mag (Nov. 11, Mike Wolle). It keeps observable until March when the comet becomes fainter than 18 mag. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 1 53.56 9 35.9 1.649 2.561 151 14.5 21:53 (180, 45) Nov. 28 1 49.77 9 30.2 1.744 2.606 143 14.7 21:22 (180, 45) C/2011 KP36 ( Spacewatch ) Now it is 14.8 mag (Nov. 22, Catalina Sky Survey). Distant object, but it keeps observable at 14-15 mag for a long time from 2015 to 2016. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 21 24.32 -7 48.7 5.096 5.070 82 14.6 20:28 (112, 40) Nov. 28 21 28.58 -7 52.2 5.189 5.056 76 14.6 20:38 (105, 34) C/2015 F4 ( Jacques ) It brightened rapidly up to 10.4 mag from July to August (July 18, Maik Meyer). Now it is fading. It has already faded down to 14.2 mag (Nov. 11, Sandor Szabo). It is observable in good condition in the Northern Hemisphere. It is not observable in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 20 37.85 46 35.5 1.807 2.113 93 14.6 20:28 (144, -7) Nov. 28 20 56.80 46 41.2 1.879 2.169 93 14.9 20:38 (142, -9) 81P/Wild 2 Now it is 15.8 mag (Nov. 20, K. Hills). It will brighten up to 11 mag from spring to summer in 2016. In the Northern Hemisphere, it keeps observable in good condition while the comet will be brightening. It locates somewhat low in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 6 1.09 19 21.7 1.787 2.674 147 14.9 2:04 (180, 36) Nov. 28 5 56.77 19 17.9 1.703 2.633 155 14.7 1:32 (180, 36) C/2014 Q1 ( PanSTARRS ) It approached to the sun down to 0.3 a.u. on July 6, and brighted up to 3.9 mag (July 6, Thomas Lehmann). Now it is fading. It has already faded down to 12.9 mag (Oct. 3, Chris Wyatt). In the Northern Hemisphere, it keeps observable until the comet fades out. It will not be observable after this in the Northern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 16 37.60 -54 12.8 3.386 2.651 35 14.7 20:28 ( 32, 14) Nov. 28 16 55.73 -54 45.5 3.504 2.748 34 14.9 20:38 ( 30, 13) C/2014 Y1 ( PanSTARRS ) It will be observable at 14 mag from winter to summer. It will be observable in excellent condition in the Southern Hemisphere. It locates low in the Northern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 13 4.42 -2 20.5 2.968 2.337 42 15.0 3:03 (272, 1) Nov. 28 13 17.78 -4 12.3 2.894 2.316 45 15.0 2:57 (273, 3) C/2015 G2 ( MASTER ) It brightened up to 6.0 mag in mid May (May 14, Chris Wyatt). Now it is fading. It has already faded down to 15.6 mag (Nov. 12, Sandor Szabo). In the Northern Hemisphere, it keeps observable in good condition after this while the comet will be fading. It locates somewhat low in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 7 47.99 31 58.6 2.267 2.940 124 15.0 3:03 (191, 22) Nov. 28 7 31.98 33 39.6 2.250 3.025 134 15.1 2:57 (182, 21) 19P/Borrelly Now it is 13.6 mag (Nov. 12, Sandor Szabo). In the Northern Hemisphere, it keeps observable after this while the comet will be fading. It is not observable in the Southern Hemisphere until January when the comet will fade down to 16 mag. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 13 3.60 21 3.9 2.689 2.297 56 15.0 3:03 (253,-12) Nov. 28 13 15.22 20 40.1 2.674 2.347 60 15.1 2:57 (252,-10) C/2014 A4 ( SONEAR ) Now it is 15.4 mag (Nov. 15, Yuji Ohshima). It will be fading slowly after this. In the Northern Hemisphere, it keeps observable for a long time until the comet fades out. In the Southern Hemisphere, it will be low after this. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 0 43.19 15 0.1 3.454 4.229 136 15.3 20:42 (180, 40) Nov. 28 0 34.01 14 58.8 3.561 4.238 127 15.4 20:38 (170, 39) C/2014 N3 ( NEOWISE ) Now it is 15.1 mag (Nov. 11, Sandor Szabo). It keeps 15 mag for a long time from 2014 to 2015. It is observable in excellent condition in the Northern Hemisphere. It locates low in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 0 47.44 47 0.2 3.697 4.452 135 15.3 20:47 (180, 8) Nov. 28 0 41.39 46 49.4 3.778 4.481 130 15.4 20:38 (176, 8) 230P/LINEAR Now it is 15.9 mag (Nov. 12, Sandor Szabo). It is expected to brighten rapidly, and to be observable at 14.5 mag in good condition in autumn. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 5 13.83 -7 19.2 0.564 1.486 144 15.5 1:17 (180, 62) Nov. 28 5 13.30 -5 33.6 0.552 1.489 149 15.4 0:49 (180, 61) C/2013 V4 ( Catalina ) Now it is 15.7 mag (Nov. 11, Sandor Szabo). It keeps 15-16 mag for a long time until 2016. It keeps observable in excellent condition in the Northern Hemisphere. It keeps unobservable in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 4 57.82 72 15.5 4.549 5.196 126 15.4 1:02 (180,-17) Nov. 28 4 42.65 73 13.8 4.537 5.200 127 15.4 0:20 (180,-18) 318P/2014 M6 ( McNaught-Hartley ) First return of a periodic comet discovered in 1994. It brightened up to 13.8 mag from summer to autumn (Sept. 7, Taras Prystavski). Now it is fading, but it is bright as 15.2 mag still now (Nov. 11, Sandor Szabo). It is observable in excellent condition in the Southern Hemisphere. It locates somewhat low in the Northern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 22 51.44 -20 39.9 2.123 2.463 97 15.5 20:28 (118, 64) Nov. 28 22 58.04 -18 48.2 2.210 2.470 93 15.6 20:38 (112, 57) 61P/Shajn-Schaldach Now it is 14.5 mag (Nov. 11, Sandor Szabo). It keeps observable at 15 mag in good condition for a while. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 2 11.59 3 27.7 1.224 2.148 152 15.5 22:11 (180, 51) Nov. 28 2 10.03 3 25.7 1.273 2.159 145 15.7 21:42 (180, 51) C/2012 F3 ( PanSTARRS ) Now it is 16.0 mag (Nov. 7, L. Brunetto). It will be unobservable in early December in the Southern Hemisphere, or in early January in the Northern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 20 8.03 -14 38.2 4.388 4.037 63 15.9 20:28 ( 92, 29) Nov. 28 20 15.76 -14 29.9 4.508 4.069 57 16.0 20:38 ( 88, 23) C/2006 S3 ( LONEOS ) It brightened up to 11-12 mag in 2012. It has already faded down to 16.5 mag (July 9, Taras Prystavski). It is observable at 16 mag in good condition from winter to spring. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 11 17.59 -6 50.1 10.859 10.490 65 16.3 3:03 (261, 25) Nov. 28 11 17.43 -6 58.5 10.782 10.527 72 16.3 2:57 (257, 29) 117P/Helin-Roman-Alu 1 It brightened up to 13 mag in 2014. Now it is 14.8 mag (Nov. 11, Sandor Szabo). It will be fading slowly after this. It is observable at 16 mag in excellent condition from summer to winter in 2015. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 0 57.34 -0 42.8 3.276 4.030 134 16.5 20:57 (180, 56) Nov. 28 0 55.69 -0 35.0 3.372 4.045 127 16.6 20:38 (176, 55) C/2015 GX ( PanSTARRS ) Now it is 16.0 mag (Nov. 12, Sandor Szabo). It is observable at 16-17 mag in good condition from October to December in the Northern Hemisphere. It is not observable in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 1 15.41 67 24.7 1.462 2.202 126 16.6 21:15 (180,-12) Nov. 28 1 11.40 60 45.1 1.477 2.238 129 16.7 20:44 (180, -5) C/2015 V2 ( Johnson ) Now it is 16.7 mag (Nov. 5, Masayuki Suzuki). It was reported as 15.8 mag visually (Nov. 12, Sandor Szabo). It is expected to brighten up to 6 mag in 2017 summer. In the Northern Hemisphere, it keeps observable in good condition until the highlight while the comet will be brightening. In the Southern Hemisphere, it is not observable until early 2017. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 8 18.98 57 40.6 5.759 6.282 117 16.8 3:03 (190, -4) Nov. 28 8 17.53 58 33.7 5.632 6.223 122 16.7 2:57 (187, -4) 118P/Shoemaker-Levy 4 Now it is 16.9 mag (Nov. 15, J. Bel). It will brighten up to 14 mag in 2016 summer. But it is not observable at the highlight. It keeps observable until March while the comet will be brightening gradually up to 15-16 mag. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 0 14.67 -7 47.9 1.867 2.530 121 16.8 20:28 (172, 63) Nov. 28 0 15.35 -7 37.1 1.919 2.501 114 16.8 20:38 (154, 60) 329P/2015 T1 ( LINEAR-Catalina ) First return of a periodic comet discovered in 2003. Now it is 15.5 mag (Nov. 15, Yuji Ohshima). It is brightening very rapidly. It will approach to the earth from autumn to winter, and it will brighten up to 15 mag and observable in excellent condition. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 4 56.61 0 33.3 0.723 1.667 153 17.0 1:00 (180, 55) Nov. 28 4 53.02 3 20.2 0.701 1.662 159 16.9 0:29 (180, 52) C/2015 B2 ( PanSTARRS ) Now it is 17.0 mag (Nov. 3, A. Maury, J.-F. Soulier, J.-G. Bosch, T. Noel). It keeps 16.5 mag for a long time in 2016, and it will be observable in excellent condition in the Southern Hemisphere. It is hardly observable in the Northern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 8 42.61 -51 58.3 3.692 3.712 83 17.0 3:03 (321, 65) Nov. 28 8 31.98 -54 34.4 3.614 3.686 86 17.0 2:57 (334, 67) C/2012 K1 ( PanSTARRS ) It brightened up to 6.9 mag in 2014 autumn (Oct. 17, Marco Goiato). Now it is fading. It has already faded down to 17.2 mag (Nov. 16, K. Hills). In the Southern Hemisphere, it keeps observable in good condition until the comet fades out. In the Northern Hemisphere, it keeps observable until winter, but it locates somewhat low. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 22 36.39 -27 23.1 5.477 5.600 92 17.0 20:28 (100, 65) Nov. 28 22 35.05 -26 54.3 5.662 5.665 85 17.1 20:38 ( 94, 57) 77P/Longmore It will brighten rapidly after this, and it will be observable at 14-15 mag in good condition from winter to summer. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 12 23.30 10 33.9 2.986 2.599 57 17.2 3:03 (256, 1) Nov. 28 12 32.88 9 14.6 2.891 2.580 62 17.0 2:57 (255, 5) P/2015 Q1 ( Scotti ) Brightening very rapidly. Now it is very bright as 15.5 mag (Nov. 21, Catalina Sky Survey). It is observable in excellent condition in autumn. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 6 21.77 -10 15.4 1.068 1.870 130 17.1 2:24 (180, 65) Nov. 28 6 19.28 -12 13.5 1.065 1.892 134 17.2 1:54 (180, 67) C/2015 K1 ( MASTER ) Now it is 16.9 mag (Nov. 14, J. Bel). It keeps observable in good condition until the comet fades out. In 2014, it must have been observable at 14 mag in good condition in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 23 55.94 3 19.1 4.148 4.748 122 17.2 20:28 (167, 51) Nov. 28 23 55.51 3 35.1 4.298 4.801 115 17.3 20:38 (153, 48) 74P/Smirnova-Chernykh Now it is 17.2 mag (Nov. 18, Catalina Sky Survey). Now it is near the aphelion. It is observable at 17 mag in good condition from autumn to winter. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 3 29.28 15 33.3 3.292 4.276 174 17.2 23:28 (180, 39) Nov. 28 3 24.67 15 23.9 3.300 4.268 167 17.2 22:56 (180, 40) 44P/Reinmuth 2 Now it is 16.8 mag (Nov. 20, Catalina Sky Survey). It keeps observable in good condition for a while. But it will be fainter than 18 mag in January. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 3 59.22 27 11.4 1.767 2.749 171 17.2 0:03 (180, 28) Nov. 28 3 52.87 26 40.2 1.796 2.777 172 17.3 23:24 (180, 28) 151P/Helin Now it is 17.5 mag (Oct. 28, Yasukazu Ikari). It will be fading after this. It will be fainter than 18 mag at the end of 2015. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 23 37.80 -7 30.0 1.933 2.500 113 17.3 20:28 (154, 60) Nov. 28 23 42.96 -6 53.6 2.021 2.509 108 17.4 20:38 (141, 56) 65P/Gunn Now it is 16.9 mag (Nov. 17, J. Nicolas, C. Rinner, F. Kugel, A. Klotz). It will brighten up to 14 mag in 2017. In 2016, it keeps observable at 16 mag in good condition from winter to spring. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 11 41.61 11 22.4 4.388 4.107 67 17.4 3:03 (249, 9) Nov. 28 11 46.80 11 1.5 4.273 4.092 72 17.3 2:57 (247, 13) C/2015 T4 ( PanSTARRS ) Now it is 17.1 mag (Nov. 17, K. Hills). It will brighten up to 16 mag in 2016 summer. In the Southern Hemisphere, it keeps observable in good condition for a long time. In the Northern Hemisphere, it is observable only until next March. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 5 25.77 -10 33.5 2.415 3.240 140 17.5 1:29 (180, 65) Nov. 28 5 16.21 -13 19.0 2.352 3.189 142 17.4 0:52 (180, 68) 211P/Hill Now it is 17.4 mag (Nov. 21, Space Surveillance Telescope, Atom Site). It is observable at 17 mag in good condition in winter. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 8 17.22 12 28.9 1.809 2.391 114 17.6 3:03 (205, 39) Nov. 28 8 20.83 12 54.3 1.725 2.383 120 17.5 2:57 (199, 40) 204P/LINEAR-NEAT Now it is 17.3 mag (Nov. 21, Catalina Sky Survey). It is observable at 16.5 mag in excellent condition from December to February. It locates somewhat low in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 8 16.56 17 16.8 1.293 1.938 115 17.7 3:03 (202, 35) Nov. 28 8 23.62 17 19.5 1.229 1.933 121 17.5 2:57 (198, 36) 162P/Siding Spring Now it is 17.1 mag (Nov. 17, K. Hills). It is observable in good condition in the Northern Hemisphere. It is not observable in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 11 2.79 41 40.1 1.643 1.906 89 17.5 3:03 (221, -5) Nov. 28 11 13.51 42 19.6 1.628 1.957 93 17.5 2:57 (219, -4) C/2014 B1 ( Schwartz ) Now it is 17.2 mag (Nov. 7, K. Sarneczky). It keeps 17.5 mag for a long time from 2016 to 2019. It keeps locating near by the equator. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 8 16.24 -0 48.2 9.848 10.231 110 17.6 3:03 (212, 52) Nov. 28 8 16.05 -0 53.8 9.735 10.217 116 17.5 2:57 (203, 54) C/2011 J2 ( LINEAR ) Now it is 16.9 mag (Nov. 9, Catalina Sky Survey). It will be fainter than 18 mag in January. The fragments B and C are already fainter than 20 mag (June 12, Takaaki Oribe). Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 22 33.91 -4 22.9 6.611 6.857 100 17.6 20:28 (133, 49) Nov. 28 22 33.54 -4 51.4 6.781 6.903 92 17.6 20:38 (122, 44) 50P/Arend Now it is 17.5 mag (Nov. 18, M. Jaeger, W. Vollmann, E. Prosperi, S. Prosperi). It was expected to be observable at 16 mag in good condition from summer to winter. But actually, it is fainter than originally predicted, and it will be 17.5 mag at best. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 22 39.26 -2 0.3 1.591 2.045 102 17.6 20:28 (137, 48) Nov. 28 22 45.01 -0 30.4 1.648 2.025 97 17.6 20:38 (129, 42) C/2010 U3 ( Boattini ) It will pass the perihelion in 2019. However, it has not been brightening since the discovery in 2010. Now it is 17.6 mag (Nov. 13, E. Bryssinck). It keeps observable in excellent condition from autumn to next spring in the Northern Hemisphere. It is not observable in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 3 30.76 47 48.1 10.022 10.903 151 17.7 23:30 (180, 7) Nov. 28 3 27.36 47 51.3 9.999 10.878 151 17.7 22:59 (180, 7) 174P/(60558) 2000 EC98 ( Echeclus ) Now it is 16.5 mag (Sept. 8, Jean-Francois Soulier). It has brightened in outburst up to 14 mag twice, in 2006 January and 2011 May. It is around the perihelion now. It keeps observable at 17 mag for a long time after this. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 23 4.37 -6 0.9 5.545 5.906 106 17.7 20:28 (141, 55) Nov. 28 23 5.67 -5 55.6 5.660 5.911 100 17.7 20:38 (130, 50) (3200) Phaethon Now it is 17.4 mag (Nov. 8, Jean-Francois Soulier). Now it is around the aphelion. It is observable at 17.5 mag in excellent condition in autumn in the Northern Hemisphere. It locates low in the Southern Hemisphere. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 2 3.02 36 39.8 1.481 2.400 152 17.7 22:01 (180, 18) Nov. 28 1 49.46 34 33.0 1.521 2.402 145 17.9 21:21 (180, 21) 51P/Harrington It brightened up to 15.9 mag in June as predicted (June 23, Ken-ichi Kadota). It was expected to be observable at 13 mag in good condition from summer to autumn. However, Jean-Gabriel Bosch detected the comet became disintegrating in July. Now it is so faint as 20.1 mag (Oct. 15, Pan-STARRS 1, Haleakala). The fragment D and B are also observed as 18.6 mag (Oct. 31, Catalina Sky Survey) and 20.9 mag (Aug. 21, Pan-STARRS 1, Haleakala) respectively. Date(TT) R.A. (2000) Decl. Delta r Elong. m1 Best Time(A, h) Nov. 21 1 58.76 5 1.1 1.026 1.948 150 20.0 21:58 (180, 50) Nov. 28 1 58.10 5 42.8 1.096 1.980 143 20.2 21:30 (180, 49)