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[vsnet-newvar 1221] Suspected variable AFASV_M31_125 (AFA images)




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

AFASV_M31_125

AFASV_M31_125 amplitude=0.66    
mag     R. A.  (2000)  Decl.    image              
15.65 0 39 56.752 + 40 47 18.24 so1
14.99 0 39 56.918 + 40 47 20.31 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

IDENTIFICATIONS FROM VIZIER:

USNO A2.0:
dif: 0.1071 
RA: 00 39 56.211 
Decl: +40 47 16.24 
USNOno: 1275-00401606
Bmag: 17.6 
Rmag: 16.2 
epoch: 1953.773 

M31 field foreground stars (Berghujisen 1988):
dif: 0.1060 
RA: 00 39 56.25 
Decl: +40 47 15.3 
seq: 1154 
Vmag: 15.93+/-0.16   
U-B: 0.08 

2MASS:
dif: 0.1052 
RA: 00 39 56.25 
Decl: +40 47 15.4
Jmag: 14.804+/-0.049 
Hmag: 14.395+/-0.060 
Kmag: 14.335+/-0.085

NOTE:
Object is close to following ROSAT source:
1RXS J004014.5+404958 
dif: 0.981 
RA: 00 39 53.3 
Decl: +40 48 02 
Rank:128 
sourceID: [SHP97] 049  

Also near located object is V7832 from M31F eclipsing
and Cepheids catalog (Mochejska et al.) but V7832 have
a Vmag value 21.39. So I exclude this object.




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