Weekly Information about Bright Comets (2001 June 2: South)

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Updated on June 3, 2001
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Best time and the azimuth, altitude (A,h) are at lat. 35 deg in the Southern Hemisphere.

Please see also the Comet Rendezvous Calendar, Latest Pictures of Comets.

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* C/2001 A2 ( LINEAR )


It is brightening rapidly after the nucleus splitted. In the Northern Hemisphere, it is not observable until it appears at dawn as 4 mag in late June. In the Southern Hemisphere, now it is a naked-eye object.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2   4 52.20  -27 17.5   0.462   0.796    49    3.9     60.7 262.5  18:25 ( 65, 12)  
June  9   4 14.09  -27 15.1   0.384   0.835    51    3.7     86.4 276.2   5:33 (290, 20)  

* 24P/Schaumasse


Diffused and hard to see.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2   8 40.10   28 12.4   1.561   1.269    54   11.6     59.9 103.9  18:25 (146, 18)  
June  9   9 10.20   26 18.7   1.593   1.300    54   12.1     59.2 107.2  18:25 (146, 20)  

* 19P/Borrelly


In the Northern Hemisphere, it appears at dawn at 10 mag in late July, then reaches to 8 mag in autumn.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2   2 18.55   -9 36.1   2.322   1.791    47   12.7     40.5  66.9   5:29 (261, 29)  
June  9   2 36.36   -7 43.3   2.247   1.745    48   12.3     41.5  67.0   5:33 (258, 30)  

* C/1999 Y1 ( LINEAR )


Appearing at dawn. However, it never locates high and will not be observable after August.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2   0 58.69   -8 45.6   3.505   3.166    62   12.5     13.3 161.3   5:29 (246, 44)  
June  9   1  0.42  -10 19.8   3.396   3.181    69   12.5     14.6 168.2   5:33 (240, 50)  

* C/1999 T1 ( McNaught-Hartley )


It locates good position, however it is getting diffused and will not be obervable soon.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2  17 52.27   76 55.7   2.674   2.696    80   12.5     10.0 279.3   1:12 (180,-22)  
June  9  17 31.83   76 55.4   2.762   2.774    80   12.7      9.9 260.9   0:24 (180,-22)  

* 144P/2000 O2 ( Kushida )


Not observable until December when it becomes fainter than 17.5 mag.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2   5  9.34   22 11.8   2.463   1.461     6   13.1     48.2  86.8  18:25 (109,-12)  
June  9   5 33.79   22 22.6   2.453   1.447     5   13.0     48.8  89.2  18:25 (108,-13)  

* 45P/Honda-Mrkos-Pajdusakova


It was observed at 12 mag visually in mid May. Now it is fading rapidly.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2   8 29.74   22 21.3   1.621   1.292    52   13.2     61.3 103.2  18:25 (141, 22)  
June  9   8 57.95   20 38.5   1.738   1.387    52   15.5     55.1 105.7  18:25 (140, 23)  

* 29P/Schwassmann-Wachmann 1


KenIchi Kadota, Ageo, Japan, caught the outburst on May 17. It is now bright at 12 mag visually.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2  19 14.04  -28 15.3   5.079   5.937   144   13.3      4.6 263.1   2:33 (180, 83)  
June  9  19 11.38  -28 19.0   5.020   5.935   151   13.3      5.4 264.6   2:02 (180, 83)  

* C/2000 CT54 ( LINEAR )


It is not observable in the Northern Hemisphere until when it locates low in the evening sky at 15 mag in December.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2   0  3.90  -70 49.5   2.753   3.160   104   13.7     11.7  99.3   5:29 (346, 51)  
June  9   0 19.12  -71  3.6   2.721   3.157   106   13.7     10.0 103.0   5:33 (348, 52)  

* C/1999 T2 ( LINEAR )


It is much brighter visually, around 12 mag.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2  13 34.63   26 52.2   3.025   3.554   113   13.9     25.7 233.1  20:49 (180, 28)  
June  9  13 24.87   25  2.5   3.150   3.589   107   14.0     23.3 227.3  20:12 (180, 30)  

* C/2000 OF8 ( Spacewatch )


In the Northern Hemisphere, it is not observable, will appear at dawn in November at 16.5 mag and fade. In the Southern Hemisphere, it locates high.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2  16  3.29  -56 52.2   1.393   2.296   144   14.3     79.7 272.5  23:13 (  0, 68)  
June  9  14 58.26  -55  3.9   1.400   2.271   139   14.3     77.9 287.9  21:42 (  0, 70)  

* 51P/Harrington


Appearing at dawn. It will fade gradually after this.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2   1 23.53    3  4.2   1.989   1.569    51   14.4     44.6  72.6   5:29 (240, 31)  
June  9   1 43.36    4 35.2   1.957   1.568    52   14.3     44.0  73.3   5:33 (236, 32)  

* 73P/Schwassmann-Wachmann 3


Not observable. It will appear at dawn as 16 mag in July.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2   2 10.19    5 31.9   2.537   1.874    39   14.4     28.1  70.5   5:29 (247, 21)  
June  9   2 22.28    6 34.3   2.549   1.938    43   14.7     26.4  71.3   5:33 (243, 24)  

* C/2001 K5 ( LINEAR )


New comet. It reaches to 13.5 mag in 2002 summer, and keeps observable for a long while.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2  15 19.67  -22 50.2   5.394   6.363   161   14.7     10.4 317.0  22:35 (180, 78)  
June  9  15 16.24  -21 57.3   5.406   6.335   154   14.7     10.0 319.2  22:04 (180, 77)  

* C/1995 O1 ( Hale-Bopp )


Only southern people can observe it. Northern people can never see it again.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2   5 15.36  -73  9.2  13.456  13.591    95   15.0      4.1  88.7  18:25 ( 20, 34)  
June  9   5 22.02  -73  9.8  13.489  13.635    96   15.0      4.2  94.1  18:25 ( 20, 32)  

* C/1999 K5 ( LINEAR )


It hardly faded out since the perihelion passage in 2000 June, and still keeps 14 mag.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2   6 17.96  -23 50.6   5.033   4.478    51   15.0     15.2  54.0  18:25 ( 79, 27)  
June  9   6 24.22  -22 51.6   5.116   4.520    49   15.1     14.6  57.3  18:25 ( 77, 22)  

* 47P/Ashbrook-Jackson


Not observable. It will appear at dawn in July as 15.5 mag.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2   2 49.78   21 48.2   3.399   2.522    25   15.2     27.3  66.9   5:29 (241,  3)  
June  9   3  2.39   23  1.1   3.381   2.542    29   15.3     26.8  67.6   5:33 (237,  5)  

* C/2001 B2 ( NEAT )


Because it is far away, it keeps brighter than 16 mag until August.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2  10 17.42   -2 29.1   5.666   5.681    85   15.3      6.6 342.2  18:25 (157, 55)  
June  9  10 16.75   -1 47.9   5.810   5.700    78   15.4      5.6 351.2  18:25 (146, 52)  

* C/1999 U4 ( Catalina-Skiff )


Although it is low right now, it is observable until 2002 autumn at 15 mag.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2   4 35.75   58  6.2   5.835   5.049    35   15.4     15.4  69.0   5:29 (218,-32)  
June  9   4 48.70   58 44.5   5.823   5.037    36   15.3     15.6  69.3   5:33 (217,-30)  

* C/1999 J2 ( Skiff )


It is observable as 15.5 mag until autumn.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2  15 19.45    8 52.6   6.772   7.608   143   15.5      9.4 246.8  22:34 (180, 46)  
June  9  15 15.48    8 24.9   6.838   7.624   138   15.5      9.1 242.8  22:03 (180, 47)  

* 74P/Smirnova-Chernykh


It is observable in the evening sky until July.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2  11 30.82   10 36.5   3.301   3.578    97   15.7      7.7 129.5  18:47 (180, 44)  
June  9  11 33.96   10  0.6   3.403   3.582    91   15.7      9.1 126.3  18:25 (179, 45)  

* C/2000 SV74 ( LINEAR )


Appearing at dawn. It will brighten and locate higher after this. It will be observable at 14 mag for one year from 2001 September.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2   1 54.80   28  3.2   5.384   4.623    37   15.8     13.5  35.3   5:29 (227,  8)  
June  9   1 58.86   29 21.8   5.277   4.585    42   15.7     13.6  33.0   5:33 (222, 11)  

* C/2000 WM1 ( LINEAR )


Appearing at dawn. It reaches to 4 mag in 2002 January.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2   2 34.89   45 34.5   4.501   3.711    34   16.0     14.4  79.2   5:29 (220,-10)  
June  9   2 44.36   45 53.6   4.386   3.629    37   15.8     14.5  78.7   5:33 (218, -8)  

* C/2001 K3 ( Skiff )


New comet. It is observable at 16 mag in good condition until late August.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2  20 58.25   -3 15.6   2.516   3.081   114   15.9     18.6 348.8   4:17 (180, 58)  
June  9  20 56.00   -1  7.3   2.446   3.092   120   15.8     19.3 341.8   3:47 (180, 56)  

* C/2001 C1 ( LINEAR )


It keeps around 17 mag until 2002 autumn because it is far away. However, it goes to the southern sky.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2  13 37.22  -16 59.1   4.800   5.583   136   16.4      8.9 251.2  20:52 (180, 72)  
June  9  13 33.40  -17 19.7   4.862   5.562   129   16.4      7.8 247.4  20:21 (180, 72)  

* C/1997 BA6 ( Spacewatch )


Appearing at dawn. It will fade out gradually after this.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2  21 56.51   -5 24.2   5.621   5.917   102   16.4      5.7 326.7   5:15 (180, 60)  
June  9  21 54.76   -4 51.8   5.555   5.962   108   16.4      6.2 315.9   4:45 (180, 60)  

* 95P/(2060) Chiron


Appearing at dawn.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2  17 47.10  -17  4.1   9.771  10.747   163   16.7      3.8 275.7   1:06 (180, 72)  
June  9  17 45.19  -17  1.6   9.760  10.760   169   16.7      4.0 274.6   0:37 (180, 72)  

* P/2001 K1 ( NEAT )


New periodic comet. It will fade out after this and be fainter than 18 mag in August.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2  15 17.76   -5 24.4   1.851   2.798   154   16.8     11.3 242.3  22:33 (180, 60)  
June  9  15 13.52   -6  3.5   1.908   2.818   147   16.9     10.0 233.8  22:01 (180, 61)  

* C/1999 N4 ( LINEAR )


Fading gradually.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2  14 16.23    8 12.8   5.399   6.141   133   17.1     14.1 272.6  21:31 (180, 47)  
June  9  14  9.88    8 14.9   5.509   6.164   126   17.1     12.8 269.8  20:57 (180, 47)  

* C/2000 K1 ( LINEAR )


Fading gradually.
Date(TT)  R.A. (2000) Decl.   Delta     r    Elong.  m1    Mot.(') p.a.  Best Time(A, h)  
June  2  15 37.27   38 26.3   6.725   7.251   117   17.1     10.4 286.0  22:52 (180, 17)  
June  9  15 31.46   38 42.5   6.798   7.274   114   17.2      9.6 280.8  22:19 (180, 16)  

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