Home Page Updated on December 16, 2020
MisV0542
|
| R.A. | 18h00m33s.60 | |
| Decl. | -28o11'58".1 | (2000.0) |
| Mag. | 11.8-16.1Rc | |
| Type | M | |
| Period | 265.3 | |
| Epoch | 2450605.0 |
Digitized Sky Survey GIF image (15 x 15 arcmin)
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.
V1002 Sgr is 3.2 arcmin from this object. V1002 Sgr was detected as about 12.5 mag. So MisV0542 is another variable star.
Special Notes
Stefan Huemmerich and Klaus Bernhard revealed that it is a Mira type variable with a period of 265.3 days, brightness range of 11.8-16.1 mag(Rc), using the MACHO project data (light curve, phase diagram).
Light Curve
Light curve by MACHO project data (Stefan Huemmerich and Klaus Bernhard)
Light curve by MACHO project data (Stefan Huemmerich and Klaus Bernhard)
Observations by MISAO Project
| Date | Mag | Filter | Observer |
|---|---|---|---|
| 1999 Apr. 8.75605 | [14.3 | C | Ken-ichi Kadota |
| 1999 Apr. 8.75661 | [14.4 | C | Ken-ichi Kadota |
| 1999 Apr. 30.74204 | [14.1 | C | Ken-ichi Kadota |
| 1999 Apr. 30.74247 | [14.1 | C | Ken-ichi Kadota |
| 1999 Sept. 23.43274 | 13.2 | C | Ken-ichi Kadota |
| 1999 Sept. 23.43324 | 13.2 | C | Ken-ichi Kadota |