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[vsnet-newvar 1230] Suspected variable AFASV_M31_235 (AFA images)


Following suspected variable was found durning my scan
of Amateur FITS Archive:

AFASV_M31_235

AFASV_M31_235 amplitude=0.35         
mag     R. A.  (2000)  Decl.    image              
13.58 0 41 30.354 + 40 47 17.56 so1
13.23 0 41 30.437 + 40 47 17.20 ugm

images:
so1:  Mauro Facchini, Obsservatorio di Cavezzo, 
      0.20- m reflector f2.8, CCD Starlight HX516
      date: 26/06/00 time: 00:15:26 UT

ugm:  Mauro Facchini, Obsservatorio di Cavezzo, 
      0.13- m reflector f4, CCD Starlight HX516
      date: 06/09/00 time: 00:40:00 UT

IDS FROM VIZIER:

USNO A2.0:
dif: 0.0970 
RA: 00 41 30.116 
Decl: +40 47 12.42 
USNOid: 1275-00417152 
Bmag: 16.4 
Rmag: 15.2 
epoch: 1953.773 

Brightest stars in the field of M31 (Berkhuijsen+ 1988):
dif: 0.1259 
RA: 00 41 30.12 
Decl: +40 47 10.5 
seq: 3336 
Vmag: 14.58+/-0.13 

BVRI CCD photometry in the field of M 31 (Magnier+ 1992):
dif: 0.1055 
RA: 00 41 30.10 
Decl: +40 47 11.9 
seq: 111207 
Bmag: 14.610+/-0.041 
Vmag: 14.085+/-0.027 

2MASS:
dif: 0.0992 
RA: 00 41 30.15 
Decl: +40 47 12.1 
Jmag: 12.817+/-0.037 
Hmag: 12.442+/-0.034 
Kmag: 12.389+/-0.039 

NOTE:
I found also this object which maybe identical
with star:
BVRJHK photometry of M31 red supergiants (Humphreys+ 1988): 
dif: 0.929 
RA: 00 41 32.7 
Decl: +40 48 07 
ID: IIIR- 40 
Vmag: 16.90+/-0.16 
B-V: 1.87+/-0.24 
V-R: 0.72+/-0.23 
If this ID is correct star is likely red variable.

Best regards,
Maciej Reszelski

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