Home Page Updated on December 16, 2020
MisV1227
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| R.A. | 00h35m39s.47 | |
| Decl. | +54o55'44".4 | (2000.0) |
| Mag. | 12.93-13.51C | |
| Type | EA | |
| Period | 2.7129 | |
| Epoch | 2453002.1207 |
= GSC 3658-00307 00h35m39s.46 +54o55'44".5 Error:0.2" Mag:13.28 Ma gError:0.36 Band:1 Class:0 Plate:01W2 Flag:F Epoch:07 NOV 1983 = USNO-A2.0 1425.00841436 00h35m39s.487 +54o55'44".46 Mag(R):12.7 M ag(B):13.6
Digitized Sky Survey GIF image (15 x 15 arcmin)
NSVS Light Curve (NSVS 1584166)
Discovery Information
Seiichi Yoshida, MISAO Project; Nobuo Ohkura, Okayama, Japan; and Ken-ichi Kadota, MISAO Project, discovered a new variable star MisV1227.
It was picked up by Seiichi Yoshida from the candidates of new variable stars detected by the PIXY system 2 from images taken by Nobuo Ohkura, and confirmed by Ken-ichi Kadota.
The identification is researched by Taichi Kato (Kyoto University), Seiichi Yoshida, and other contributors.
Special Notes
Kazuhiro Nakajima's observations revealed it is an Algol-type (EA) eclipsing variable with unfiltered CCD variations of 12.93 mag at maximum, 13.51 mag at primary minimum, 13.41 mag at secondary minimum, and period of 2.7129 days (IBVS 5600).
Research and Publication
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Reports on New Discoveries
IBVS 5600
Nakajima, K.; Yoshida, S.; Ohkura, N.; Kadota, K.
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Kazuhiro Nakajima's observations
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Visual and CCD minima of eclipsing binaries during 2004
Variable Star Bulletin No.43
Kazuo Nagai
Light Curve
Reports on New Discoveries
IBVS 5600
Nakajima, K.; Yoshida, S.; Ohkura, N.; Kadota, K.
Observations by MISAO Project
| Date | Mag | Filter | Observer |
|---|---|---|---|
| 2000 Aug. 29.60735 | 12.7 | C | Nobuo Ohkura |
| 2000 Aug. 29.60921 | 12.8 | C | Nobuo Ohkura |
| 2000 Aug. 29.61106 | 12.8 | C | Nobuo Ohkura |
| 2001 Oct. 12.58230 | 12.7 | C | Nobuo Ohkura |
| 2001 Oct. 12.58427 | 12.6 | C | Nobuo Ohkura |
| 2001 Oct. 12.58624 | 12.7 | C | Nobuo Ohkura |
| 2001 Oct. 13.56569 | 12.7 | C | Nobuo Ohkura |
| 2001 Nov. 16.50051 | 12.7 | C | Nobuo Ohkura |
| 2001 Nov. 16.50248 | 12.7 | C | Nobuo Ohkura |
| 2001 Nov. 16.50446 | 12.6 | C | Nobuo Ohkura |
| 2001 Nov. 28.46236 | 12.6 | C | Nobuo Ohkura |
| 2001 Nov. 28.46433 | 12.6 | C | Nobuo Ohkura |
| 2003 Oct. 25.54186 | 13.11 | V | Nobuo Ohkura |
| 2003 Oct. 25.54383 | 12.97 | V | Nobuo Ohkura |
| 2003 Oct. 25.54580 | 13.08 | V | Nobuo Ohkura |
| 2003 Oct. 27.54068 | 13.02 | V | Nobuo Ohkura |
| 2003 Oct. 27.54266 | 13.04 | V | Nobuo Ohkura |
| 2003 Oct. 28.53919 | 13.30 | V | Nobuo Ohkura |
| 2003 Oct. 28.54116 | 13.35 | V | Nobuo Ohkura |
| 2003 Oct. 28.54313 | 13.44 | V | Nobuo Ohkura |
| 2003 Oct. 29.53622 | 13.09 | V | Nobuo Ohkura |
| 2003 Oct. 29.53818 | 13.05 | V | Nobuo Ohkura |
| 2003 Oct. 29.54014 | 12.98 | V | Nobuo Ohkura |
| 2003 Oct. 30.53661 | 13.00 | V | Nobuo Ohkura |
| 2003 Oct. 30.53858 | 13.02 | V | Nobuo Ohkura |
| 2003 Nov. 4.50904 | 13.05 | V | Nobuo Ohkura |
| 2003 Nov. 4.51101 | 13.06 | V | Nobuo Ohkura |
| 2003 Nov. 4.51297 | 13.00 | V | Nobuo Ohkura |
| 2003 Nov. 4.51494 | 13.04 | V | Nobuo Ohkura |
| 2003 Nov. 7.51645 | 13.09 | V | Nobuo Ohkura |
| 2003 Nov. 7.51841 | 13.17 | V | Nobuo Ohkura |
| 2003 Nov. 7.52038 | 13.24 | V | Nobuo Ohkura |
| 2003 Nov. 13.49001 | 13.01 | V | Nobuo Ohkura |
| 2003 Nov. 13.49198 | 13.05 | V | Nobuo Ohkura |
| 2003 Nov. 13.49396 | 13.09 | V | Nobuo Ohkura |
| 2003 Nov. 16.48522 | 13.19 | V | Nobuo Ohkura |
| 2003 Nov. 16.48719 | 13.14 | V | Nobuo Ohkura |
| 2003 Nov. 16.48916 | 13.13 | V | Nobuo Ohkura |
| 2003 Nov. 17.46703 | 13.02 | V | Nobuo Ohkura |
| 2003 Nov. 17.46898 | 13.16 | V | Nobuo Ohkura |
| 2003 Nov. 17.47095 | 13.03 | V | Nobuo Ohkura |
| 2003 Nov. 21.45932 | 13.12 | V | Nobuo Ohkura |
| 2003 Nov. 21.46128 | 13.18 | V | Nobuo Ohkura |
| 2003 Nov. 21.46325 | 13.12 | V | Nobuo Ohkura |
| 2003 Nov. 21.46522 | 13.12 | V | Nobuo Ohkura |
| 2003 Nov. 22.46800 | 13.02 | V | Nobuo Ohkura |
| 2003 Nov. 22.46997 | 13.03 | V | Nobuo Ohkura |
| 2003 Nov. 22.47193 | 13.10 | V | Nobuo Ohkura |
| 2003 Nov. 23.46419 | 13.12 | V | Nobuo Ohkura |
| 2003 Nov. 23.46616 | 13.05 | V | Nobuo Ohkura |
| 2003 Nov. 23.46814 | 12.98 | V | Nobuo Ohkura |
| 2003 Nov. 25.46222 | 13.06 | V | Nobuo Ohkura |
| 2003 Nov. 25.46419 | 13.16 | V | Nobuo Ohkura |
| 2003 Nov. 25.46617 | 13.11 | V | Nobuo Ohkura |
| 2003 Dec. 3.43235 | 13.05 | V | Nobuo Ohkura |
| 2003 Dec. 3.43432 | 13.08 | V | Nobuo Ohkura |
| 2003 Dec. 3.43628 | 13.13 | V | Nobuo Ohkura |
| 2003 Dec. 7.42253 | 13.05 | V | Nobuo Ohkura |
| 2003 Dec. 7.42450 | 13.08 | V | Nobuo Ohkura |
| 2003 Dec. 7.42845 | 13.05 | V | Nobuo Ohkura |
| 2004 Oct. 15.55530 | 13.03 | V | Nobuo Ohkura |
| 2004 Oct. 28.51821 | 13.09 | V | Nobuo Ohkura |
| 2004 Oct. 28.52213 | 13.05 | V | Nobuo Ohkura |
| 2004 Nov. 1.50553 | 13.05 | V | Nobuo Ohkura |
| 2004 Nov. 1.50946 | 13.10 | V | Nobuo Ohkura |