[vsnet-newvar 503] New variable star HassfortherV46

[Bela1996@aol.com]

New variable star discovered on Stardial-CCD-images (HassfortherV46):

2000 184643.3  -045359.5 HassfortherV46 10.0-10.4V(:) SR P=129

HassfortherV46
(2000) 18h46m43.3  -04 53.9928
= GSC 5122 790
= IRAS 18440-0457

Checking 211 Stardial-images from 1996 to 2000 showed
GSC 5122 790 to be a semiregular variable star.
A period analysis showed the period to be 129 days.
The amplitude in the system of Stardial ist about 0.4 mag.

Differential Photometry was done with MIRA AP 6.03 with respect to
GSC 5129-29 (V=8.72, B-V=1.2).
In fact this new variable star was one of two check stars
for GSC 5129-29, the comp star of HassfortherV45.


Lightcurve: http://members.aol.com/bela1998/hassfortherv46.htm

Stardial: http://vsnet.astro.uiuc.edu/stardial/

Bela Hassforther, 17.07.2000

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