Home Page Updated on December 16, 2020
MisV1258
|
| R.A. | 22h45m06s.31 | |
| Decl. | +68o07'19".8 | (2000.0) |
| Mag. | 12.0-16.8Rc | |
| Type | M | |
| Period | 320 | |
| Epoch | 2457280 |
= USNO-A2.0 1575.05251290 22h45m06s.341 +68o07'19".25 Mag(R):14.8 M ag(B):19.2 = IRAS 22434+6751 22h45m05s.9 +68o07'18" Ellipse:15x7" P.A.:12 Flu x(12):1.653 Flux(25):1.011 Flux(60):<0.4000 Flux(100):<3.190 Var :45%
Digitized Sky Survey GIF image (15 x 15 arcmin)
Discovery Information
Seiichi Yoshida, MISAO Project; Nobuo Ohkura, Okayama, Japan; and Ken-ichi Kadota, MISAO Project, discovered a new variable star MisV1258.
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
Tsutomu Fujiwara's observations revealed that MisV1258 is a Mira-type variable with a period of 320 days (light curve).
Research and Publication
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MisV1258 Light Curve
Fujiwara, T.
Light Curve
Observations by MISAO Project
| Date | Mag | Filter | Observer |
|---|---|---|---|
| 2001 Aug. 31.59444 | 11.0 | C | Nobuo Ohkura |
| 2001 Aug. 31.59630 | 11.0 | C | Nobuo Ohkura |
| 2001 Aug. 31.59815 | 10.9 | C | Nobuo Ohkura |
| 2001 Aug. 31.60000 | 10.9 | C | Nobuo Ohkura |
| 2001 Aug. 31.60186 | 10.9 | C | Nobuo Ohkura |
| 2001 Aug. 31.60372 | 11.0 | C | Nobuo Ohkura |
| 2001 Sept. 16.56451 | 11.3 | C | Nobuo Ohkura |
| 2001 Sept. 16.56638 | 11.3 | C | Nobuo Ohkura |
| 2001 Sept. 16.56823 | 11.3 | C | Nobuo Ohkura |
| 2001 Sept. 16.57008 | 11.2 | C | Nobuo Ohkura |
| 2001 Sept. 16.57194 | 11.2 | C | Nobuo Ohkura |
| 2001 Sept. 16.57380 | 11.3 | C | Nobuo Ohkura |
| 2001 Sept. 17.56365 | 11.3 | C | Nobuo Ohkura |
| 2001 Sept. 17.56550 | 11.3 | C | Nobuo Ohkura |
| 2001 Oct. 30.46458 | 12.0 | C | Nobuo Ohkura |
| 2001 Oct. 31.46444 | 12.0 | C | Nobuo Ohkura |
| 2001 Oct. 31.46641 | 12.1 | C | Nobuo Ohkura |
| 2010 Oct. 16.58449 | [17.5 | V | Tsutomu Fujiwara |
| 2010 Oct. 16.58895 | 15.8 | Rc | Tsutomu Fujiwara |
| 2010 Nov. 3.57065 | [17.8 | V | Tsutomu Fujiwara |
| 2010 Nov. 3.57485 | 15.9 | Rc | Tsutomu Fujiwara |
| 2010 Nov. 10.57541 | [18.4 | V | Tsutomu Fujiwara |
| 2010 Nov. 10.57969 | 16.4 | Rc | Tsutomu Fujiwara |
| 2010 Nov. 15.51429 | [18.1 | V | Tsutomu Fujiwara |
| 2010 Nov. 15.51961 | 16.3 | Rc | Tsutomu Fujiwara |
| 2010 Nov. 18.51309 | [17.8 | V | Tsutomu Fujiwara |
| 2010 Nov. 18.51802 | 16.0 | Rc | Tsutomu Fujiwara |
| 2010 Nov. 26.47700 | [17.6 | V | Tsutomu Fujiwara |
| 2010 Nov. 26.48043 | 16.5 | Rc | Tsutomu Fujiwara |
| 2010 Dec. 1.50991 | [17.7 | V | Tsutomu Fujiwara |
| 2010 Dec. 1.51414 | 17.1 | Rc | Tsutomu Fujiwara |
| 2010 Dec. 5.49166 | 16.8 | Rc | Tsutomu Fujiwara |
| 2010 Dec. 5.49478 | [17.5 | V | Tsutomu Fujiwara |
| 2010 Dec. 16.52779 | [17.4 | V | Tsutomu Fujiwara |
| 2010 Dec. 16.53125 | 16.6 | Rc | Tsutomu Fujiwara |
| 2011 Jan. 4.48635 | [17.9 | V | Tsutomu Fujiwara |
| 2011 Jan. 4.48955 | 16.3 | Rc | Tsutomu Fujiwara |
| 2011 Jan. 10.49888 | [16.4 | V | Tsutomu Fujiwara |
| 2011 Jan. 10.50215 | [16.1 | Rc | Tsutomu Fujiwara |
| 2011 Jan. 22.48914 | [16.7 | V | Tsutomu Fujiwara |
| 2011 Jan. 22.49227 | [15.1 | Rc | Tsutomu Fujiwara |
| 2011 Sept. 12.55714 | 16.0 | Rc | Tsutomu Fujiwara |
| 2011 Sept. 22.56611 | 16.2 | Rc | Tsutomu Fujiwara |
| 2011 Sept. 24.57515 | 16.4 | Rc | Tsutomu Fujiwara |
| 2011 Sept. 27.53171 | 15.7 | Rc | Tsutomu Fujiwara |
| 2011 Oct. 4.51190 | 15.9 | Rc | Tsutomu Fujiwara |
| 2011 Oct. 8.51185 | [16.7 | Rc | Tsutomu Fujiwara |
| 2011 Oct. 16.55654 | 16.3 | Rc | Tsutomu Fujiwara |
| 2011 Oct. 20.56188 | 15.9 | Rc | Tsutomu Fujiwara |
| 2011 Oct. 25.57703 | 16.4 | Rc | Tsutomu Fujiwara |
| 2011 Nov. 8.54581 | 16.8 | Rc | Tsutomu Fujiwara |
| 2011 Nov. 15.55641 | 16.7 | Rc | Tsutomu Fujiwara |
| 2011 Nov. 24.55794 | 15.7 | Rc | Tsutomu Fujiwara |
| 2011 Dec. 4.55429 | 15.9 | Rc | Tsutomu Fujiwara |
| 2011 Dec. 14.54905 | 15.5 | Rc | Tsutomu Fujiwara |
| 2011 Dec. 19.54117 | 15.9 | Rc | Tsutomu Fujiwara |
| 2011 Dec. 24.56248 | [16.0 | Rc | Tsutomu Fujiwara |
| 2012 Jan. 4.49894 | 15.4 | Rc | Tsutomu Fujiwara |
| 2012 Sept. 26.56689 | 13.6 | C | Youichirou Nakashima |
| 2012 Sept. 26.56825 | 13.5 | C | Youichirou Nakashima |
| 2012 Sept. 26.56961 | 13.4 | C | Youichirou Nakashima |
| 2012 Sept. 26.57096 | 13.6 | C | Youichirou Nakashima |
| 2012 Nov. 30.54699 | 13.9 | Rc | Tsutomu Fujiwara |
| 2012 Dec. 4.52442 | 13.7 | Rc | Tsutomu Fujiwara |
| 2012 Dec. 31.47330 | 12.3 | Rc | Tsutomu Fujiwara |
| 2013 Jan. 12.43370 | 12.2 | Rc | Tsutomu Fujiwara |
| 2013 Jan. 18.48977 | 12.3 | Rc | Tsutomu Fujiwara |
| 2013 July 8.57625 | 15.4 | Rc | Tsutomu Fujiwara |
| 2013 July 11.54319 | 15.8 | Rc | Tsutomu Fujiwara |
| 2013 July 18.57248 | 15.7 | Rc | Tsutomu Fujiwara |
| 2013 Aug. 25.55456 | 15.5 | Rc | Tsutomu Fujiwara |
| 2013 Sept. 11.56135 | 15.5 | Rc | Tsutomu Fujiwara |
| 2013 Sept. 23.47612 | 14.9 | Rc | Tsutomu Fujiwara |
| 2013 Oct. 1.61407 | 14.9 | Rc | Tsutomu Fujiwara |
| 2013 Oct. 6.45188 | 15.3 | Rc | Tsutomu Fujiwara |
| 2013 Oct. 11.63875 | 14.7 | Rc | Tsutomu Fujiwara |
| 2013 Oct. 21.56557 | 14.5 | Rc | Tsutomu Fujiwara |
| 2013 Oct. 26.57358 | 14.1 | Rc | Tsutomu Fujiwara |
| 2013 Nov. 4.53270 | 13.1 | Rc | Tsutomu Fujiwara |
| 2013 Nov. 23.51044 | 12.1 | Rc | Tsutomu Fujiwara |
| 2013 Dec. 1.50358 | 12.0 | Rc | Tsutomu Fujiwara |
| 2013 Dec. 8.51212 | 12.1 | Rc | Tsutomu Fujiwara |
| 2013 Dec. 13.49750 | 12.1 | Rc | Tsutomu Fujiwara |
| 2013 Dec. 28.45091 | 12.5 | Rc | Tsutomu Fujiwara |
| 2014 Jan. 1.43059 | 12.6 | Rc | Tsutomu Fujiwara |
| 2014 Jan. 5.42941 | 12.7 | Rc | Tsutomu Fujiwara |
| 2014 Jan. 13.41988 | 12.9 | Rc | Tsutomu Fujiwara |
| 2014 Jan. 18.48685 | 13.0 | Rc | Tsutomu Fujiwara |
| 2014 Jan. 19.41456 | 13.0 | Rc | Tsutomu Fujiwara |
| 2014 Jan. 26.41270 | 13.3 | Rc | Tsutomu Fujiwara |
| 2014 Jan. 27.49964 | 13.2 | Rc | Tsutomu Fujiwara |
| 2014 Jan. 31.51233 | 13.6 | Rc | Tsutomu Fujiwara |
| 2014 Feb. 2.41182 | 13.4 | Rc | Tsutomu Fujiwara |
| 2014 Feb. 8.40475 | 13.7 | Rc | Tsutomu Fujiwara |
| 2014 Feb. 15.42758 | 13.9 | Rc | Tsutomu Fujiwara |
| 2014 Feb. 22.41573 | 14.0 | Rc | Tsutomu Fujiwara |
| 2014 July 19.54973 | 15.9 | Rc | Tsutomu Fujiwara |
| 2014 July 25.58588 | 15.4 | Rc | Tsutomu Fujiwara |
| 2014 Aug. 7.56056 | 15.1 | Rc | Tsutomu Fujiwara |
| 2014 Aug. 17.58192 | 14.9 | Rc | Tsutomu Fujiwara |
| 2014 Aug. 21.57503 | 15.0 | Rc | Tsutomu Fujiwara |
| 2014 Aug. 26.56674 | 14.7 | Rc | Tsutomu Fujiwara |
| 2014 Sept. 7.54200 | 13.9 | Rc | Tsutomu Fujiwara |
| 2014 Sept. 13.58362 | 13.5 | Rc | Tsutomu Fujiwara |
| 2014 Sept. 20.50532 | 12.9 | Rc | Tsutomu Fujiwara |
| 2014 Sept. 26.59668 | 12.7 | Rc | Tsutomu Fujiwara |
| 2014 Sept. 29.57149 | 12.6 | Rc | Tsutomu Fujiwara |
| 2014 Oct. 6.57700 | 12.2 | Rc | Tsutomu Fujiwara |
| 2014 Oct. 15.59356 | 12.1 | Rc | Tsutomu Fujiwara |
| 2014 Oct. 23.54809 | 12.0 | Rc | Tsutomu Fujiwara |
| 2014 Oct. 28.55512 | 12.0 | Rc | Tsutomu Fujiwara |
| 2014 Nov. 3.52733 | 12.0 | Rc | Tsutomu Fujiwara |
| 2014 Nov. 10.55561 | 12.2 | Rc | Tsutomu Fujiwara |
| 2014 Nov. 15.54119 | 12.2 | Rc | Tsutomu Fujiwara |
| 2014 Nov. 20.50103 | 12.4 | Rc | Tsutomu Fujiwara |
| 2014 Nov. 23.51145 | 12.3 | Rc | Tsutomu Fujiwara |
| 2014 Nov. 27.52008 | 12.6 | Rc | Tsutomu Fujiwara |
| 2014 Dec. 5.51368 | 12.7 | Rc | Tsutomu Fujiwara |
| 2014 Dec. 13.51936 | 12.9 | Rc | Tsutomu Fujiwara |
| 2014 Dec. 23.48367 | 13.1 | Rc | Tsutomu Fujiwara |
| 2014 Dec. 29.45359 | 13.3 | Rc | Tsutomu Fujiwara |
| 2014 Dec. 29.45624 | 13.2 | Rc | Tsutomu Fujiwara |
| 2015 Jan. 3.45925 | 13.3 | Rc | Tsutomu Fujiwara |
| 2015 Jan. 3.47847 | 13.4 | Rc | Tsutomu Fujiwara |
| 2015 Jan. 10.41558 | 13.6 | Rc | Tsutomu Fujiwara |
| 2015 Jan. 24.43704 | 13.9 | Rc | Tsutomu Fujiwara |
| 2015 Feb. 1.41038 | 14.3 | Rc | Tsutomu Fujiwara |
| 2015 Feb. 8.41089 | 14.4 | Rc | Tsutomu Fujiwara |
| 2015 Feb. 14.41088 | 14.4 | Rc | Tsutomu Fujiwara |
| 2015 Feb. 20.42534 | 14.7 | Rc | Tsutomu Fujiwara |
| 2015 Mar. 8.41771 | 15.3 | Rc | Tsutomu Fujiwara |
| 2015 June 6.64535 | 15.7 | Rc | Tsutomu Fujiwara |
| 2015 June 12.58500 | [16.0 | Rc | Tsutomu Fujiwara |
| 2015 June 28.57227 | 15.5 | Rc | Tsutomu Fujiwara |
| 2015 July 13.55249 | 15.0 | Rc | Tsutomu Fujiwara |
| 2015 July 14.55528 | 15.3 | Rc | Tsutomu Fujiwara |
| 2015 July 19.58116 | 15.0 | Rc | Tsutomu Fujiwara |
| 2015 July 24.59497 | 14.9 | Rc | Tsutomu Fujiwara |
| 2015 July 30.60441 | 14.3 | Rc | Tsutomu Fujiwara |
| 2015 Aug. 5.60014 | 13.6 | Rc | Tsutomu Fujiwara |
| 2015 Aug. 15.60581 | 13.0 | Rc | Tsutomu Fujiwara |
| 2015 Aug. 27.53944 | 12.7 | Rc | Tsutomu Fujiwara |
| 2015 Sept. 4.61237 | 12.6 | Rc | Tsutomu Fujiwara |
| 2015 Sept. 13.51766 | 12.4 | Rc | Tsutomu Fujiwara |
| 2015 Sept. 21.67065 | 12.5 | Rc | Tsutomu Fujiwara |
| 2015 Sept. 29.56214 | 12.4 | Rc | Tsutomu Fujiwara |
| 2015 Oct. 2.56208 | 12.7 | Rc | Tsutomu Fujiwara |
| 2015 Oct. 7.54916 | 12.8 | Rc | Tsutomu Fujiwara |
| 2015 Oct. 13.54939 | 13.0 | Rc | Tsutomu Fujiwara |
| 2015 Oct. 17.57858 | 13.1 | Rc | Tsutomu Fujiwara |
| 2015 Oct. 21.57064 | 13.2 | Rc | Tsutomu Fujiwara |
| 2015 Oct. 25.53990 | 13.3 | Rc | Tsutomu Fujiwara |
| 2015 Oct. 31.53398 | 13.4 | Rc | Tsutomu Fujiwara |
| 2015 Nov. 4.54727 | 13.4 | Rc | Tsutomu Fujiwara |
| 2015 Nov. 12.53316 | 13.6 | Rc | Tsutomu Fujiwara |
| 2015 Nov. 15.50462 | 13.7 | Rc | Tsutomu Fujiwara |
| 2015 Nov. 20.53564 | 13.9 | Rc | Tsutomu Fujiwara |
| 2015 Nov. 24.51911 | 14.0 | Rc | Tsutomu Fujiwara |
| 2015 Nov. 28.48670 | 14.1 | Rc | Tsutomu Fujiwara |
| 2015 Dec. 7.50729 | 14.3 | Rc | Tsutomu Fujiwara |
| 2015 Dec. 14.49309 | 14.9 | Rc | Tsutomu Fujiwara |
| 2015 Dec. 19.49032 | 14.7 | Rc | Tsutomu Fujiwara |
| 2015 Dec. 27.44615 | 14.8 | Rc | Tsutomu Fujiwara |
| 2015 Dec. 30.44142 | 14.9 | Rc | Tsutomu Fujiwara |
| 2016 Jan. 3.43421 | 15.1 | Rc | Tsutomu Fujiwara |
| 2016 Jan. 9.45498 | 15.3 | Rc | Tsutomu Fujiwara |
| 2016 Jan. 16.41731 | 15.1 | Rc | Tsutomu Fujiwara |
| 2016 Feb. 7.41653 | 15.7 | Rc | Tsutomu Fujiwara |
| 2016 Feb. 21.40144 | 16.4 | Rc | Tsutomu Fujiwara |
| 2016 Feb. 28.40079 | [14.7 | Rc | Tsutomu Fujiwara |
| 2016 Mar. 3.42877 | [14.7 | Rc | Tsutomu Fujiwara |
| 2016 Mar. 3.42969 | [15.0 | Rc | Tsutomu Fujiwara |
| 2016 June 13.59426 | 14.2 | Rc | Tsutomu Fujiwara |
| 2016 June 17.66294 | 13.7 | Rc | Tsutomu Fujiwara |
| 2016 July 6.53950 | 12.5 | Rc | Tsutomu Fujiwara |
| 2016 July 30.54479 | 12.4 | Rc | Tsutomu Fujiwara |
| 2016 Aug. 4.54316 | 12.3 | Rc | Tsutomu Fujiwara |