[vsnet-alert 13613] outbursting object in the direction of NGC 4806
Berto Monard
bmonard at mweb.co.za
Fri Aug 26 05:03:43 JST 2011
A foreground star to galaxy NGC 4806 has apparently gone into a bright
state. Astrometry vs UCAC2 reference gives a position (2000)
12 56 14.01 -29 29 54.8
Timeseries photometry tonight show no obvious modulation over 30
minutes.
Filter photometry gives magnitudes of 14.5R and 15.0V
Unfiltered CCD photometry from archived images show the following magnitudes
over time. There seems to be a slow built up during the preceding months.
2453820.493 17.4 CR MLF
2453860.245 17.2 CR MLF
2453904.282 17.4 CR MLF
2453906.265 17.6 CR MLF
2454146.529 17.9 CR MLF
2454172.547 17.5 CR MLF
2454206.353 17.7 CR MLF
2454226.307 17.3 CR MLF
2454239.250 17.5 CR MLF
2454258.237 17.4 CR MLF
2454271.286 17.4 CR MLF
2454457.564 17.7 CR MLF
2454499.560 18.1 CR MLF
2454564.346 18.3 CR MLF
2454627.230 19.3: CR MLF
2454645.214 17.9 CR MLF
2454671.190 17.8 CR MLF
2454819.568 17.8 CR MLF
2454837.570 18.1 CR MLF
2454923.510 18.0 CR MLF
2454939.388 17.7 CR MLF
2454964.301 17.4 CR MLF
2454981.259 17.8 CR MLF
2455006.278 17.6 CR MLF
2455023.240 17.4 CR MLF
2455059.214 17.4 CR MLF
2455298.333 17.6 CR MLF
2455352.271 17.5 CR MLF
2455378.243 17.4 CR MLF
2455406.207 17.5 CR MLF
2455603.590 17.0 CR MLF
2455619.493 17.0 CR MLF
2455677.405 16.8 CR MLF
2455715.312 16.4 CR MLF
2455716.232 16.4 CR MLF
2455741.294 16.2 CR MLF
2455776.210 16.0 CR MLF
2455798.246 14.5 CR MLF
2455798.216 14.5 CR MLF
This is not a LPV.
Berto Monard / Klein Karoo Observatory
More information about the vsnet-alert
mailing list