Home Page Updated on December 16, 2020
MisV0170
|
| R.A. | 20h03m26s.27 | |
| Decl. | +46o01'03".6 | (2000.0) |
| Mag. | 11.8-[16.3Rc | |
| Type | M | |
| Period | 390 | |
| Epoch | 2456940 |
= IRAS 20018+4552 R.A.=20 03 25.52 Decl.=+46 01 00.1 (12 x 8", p.a. =63) flux(12)=0.97 flux(25)=0.46 flux(60)=0.61 flux(100)=<79.36 82% variable
Digitized Sky Survey GIF image (15 x 15 arcmin)
NSVS Light Curve (NSVS 5708410)
NSVS Light Curve (NSVS 5657364)
Discovery Information
It was detected by the PIXY system as one of the candidates of new variable stars from images taken by Ken-ichi Kadota, Ageo City, Saitama, Japan, then confirmed by Seiichi Yoshida.
Special Notes
Tsutomu Fujiwara's observations revealed that MisV0170 is a Mira-type variable with a period of 390 days (light curve).
Research and Publication
-
New Variable Stars Discovered in the MISAO Project III: MisV0151-MisV0200
IBVS 4771
Yoshida, S.; Kadota, K.; Kato, T.
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Type Classification of 255 MISAO Project New Variable Stars
Yoshida, S.; Greaves, J.
Light Curve
Observations by MISAO Project
| Date | Mag | Filter | Observer |
|---|---|---|---|
| 1999 Apr. 30.68227 | 13.6 | C | Ken-ichi Kadota |
| 1999 Apr. 30.68270 | 13.6 | C | Ken-ichi Kadota |
| 1999 July 24.59900 | 12.6 | C | Ken-ichi Kadota |
| 1999 July 24.59944 | 12.5 | C | Ken-ichi Kadota |
| 2012 Aug. 7.53606 | 12.3 | Rc | Tsutomu Fujiwara |
| 2012 Aug. 7.53822 | 14.1 | V | Tsutomu Fujiwara |
| 2012 Oct. 3.52308 | 13.3 | Rc | Tsutomu Fujiwara |
| 2012 Oct. 15.55793 | 13.4 | Rc | Tsutomu Fujiwara |
| 2012 Oct. 20.53509 | 13.8 | Rc | Tsutomu Fujiwara |
| 2012 Nov. 18.45524 | 14.6 | Rc | Tsutomu Fujiwara |
| 2013 July 11.52735 | 14.6 | Rc | Tsutomu Fujiwara |
| 2013 Aug. 19.61868 | 13.1 | Rc | Tsutomu Fujiwara |
| 2013 Sept. 5.55802 | 12.9 | Rc | Tsutomu Fujiwara |
| 2013 Sept. 23.54530 | 13.0 | Rc | Tsutomu Fujiwara |
| 2013 Oct. 1.57878 | 13.2 | Rc | Tsutomu Fujiwara |
| 2013 Oct. 12.47722 | 13.4 | Rc | Tsutomu Fujiwara |
| 2013 Oct. 21.53372 | 13.6 | Rc | Tsutomu Fujiwara |
| 2013 Oct. 26.54190 | 13.7 | Rc | Tsutomu Fujiwara |
| 2013 Nov. 4.50078 | 14.1 | Rc | Tsutomu Fujiwara |
| 2013 Nov. 11.49341 | 14.2 | Rc | Tsutomu Fujiwara |
| 2013 Nov. 23.48109 | 14.4 | Rc | Tsutomu Fujiwara |
| 2013 Dec. 1.47166 | 14.7 | Rc | Tsutomu Fujiwara |
| 2013 Dec. 22.42392 | [14.4 | Rc | Tsutomu Fujiwara |
| 2013 Dec. 28.42339 | [15.6 | Rc | Tsutomu Fujiwara |
| 2014 Jan. 1.40199 | 16.2 | Rc | Tsutomu Fujiwara |
| 2014 Jan. 5.40310 | 15.2 | Rc | Tsutomu Fujiwara |
| 2014 Jan. 13.38529 | [15.0 | Rc | Tsutomu Fujiwara |
| 2014 Sept. 11.56574 | 12.7 | Rc | Tsutomu Fujiwara |
| 2014 Sept. 20.46615 | 12.3 | Rc | Tsutomu Fujiwara |
| 2014 Oct. 6.54913 | 11.8 | Rc | Tsutomu Fujiwara |
| 2014 Oct. 16.52873 | 11.8 | Rc | Tsutomu Fujiwara |
| 2014 Oct. 23.52078 | 12.2 | Rc | Tsutomu Fujiwara |
| 2014 Oct. 28.52509 | 12.1 | Rc | Tsutomu Fujiwara |
| 2014 Nov. 3.49684 | 12.3 | Rc | Tsutomu Fujiwara |
| 2014 Nov. 10.53193 | 12.4 | Rc | Tsutomu Fujiwara |
| 2014 Nov. 27.49367 | 12.7 | Rc | Tsutomu Fujiwara |
| 2014 Dec. 5.47191 | 12.9 | Rc | Tsutomu Fujiwara |
| 2014 Dec. 30.40954 | 13.4 | Rc | Tsutomu Fujiwara |
| 2015 Jan. 3.40155 | 13.6 | Rc | Tsutomu Fujiwara |
| 2015 Jan. 10.38583 | 14.0 | Rc | Tsutomu Fujiwara |
| 2015 June 1.54803 | [14.6 | Rc | Tsutomu Fujiwara |
| 2015 June 3.54318 | [15.0 | Rc | Tsutomu Fujiwara |
| 2015 July 14.52439 | [16.3 | Rc | Tsutomu Fujiwara |
| 2015 Sept. 4.57602 | 15.7 | Rc | Tsutomu Fujiwara |
| 2015 Sept. 19.57141 | [14.1 | Rc | Tsutomu Fujiwara |
| 2015 Sept. 21.64198 | 14.9 | Rc | Tsutomu Fujiwara |
| 2015 Sept. 29.51301 | 14.4 | Rc | Tsutomu Fujiwara |
| 2015 Oct. 2.53016 | 14.3 | Rc | Tsutomu Fujiwara |
| 2015 Oct. 7.50765 | 13.8 | Rc | Tsutomu Fujiwara |
| 2015 Oct. 13.52101 | 13.4 | Rc | Tsutomu Fujiwara |
| 2015 Oct. 21.54049 | 13.1 | Rc | Tsutomu Fujiwara |
| 2015 Oct. 31.50390 | 12.7 | Rc | Tsutomu Fujiwara |
| 2015 Nov. 4.51968 | 12.6 | Rc | Tsutomu Fujiwara |
| 2015 Nov. 15.46078 | 12.7 | Rc | Tsutomu Fujiwara |
| 2015 Nov. 20.50709 | 12.7 | Rc | Tsutomu Fujiwara |
| 2015 Nov. 24.48855 | 12.7 | Rc | Tsutomu Fujiwara |
| 2015 Nov. 28.45946 | 13.0 | Rc | Tsutomu Fujiwara |
| 2015 Dec. 14.46455 | 12.8 | Rc | Tsutomu Fujiwara |
| 2015 Dec. 19.46508 | [13.5 | Rc | Tsutomu Fujiwara |
| 2015 Dec. 30.41458 | 13.4 | Rc | Tsutomu Fujiwara |
| 2016 Jan. 3.40631 | 13.5 | Rc | Tsutomu Fujiwara |
| 2016 June 13.57459 | [15.7 | Rc | Tsutomu Fujiwara |
| 2016 July 9.55109 | [15.2 | Rc | Tsutomu Fujiwara |