[vsnet-alert 19740] AG Dra brighter

Hiroyuki Maehara h.maehara at oao.nao.ac.jp
Mon Apr 18 17:47:44 JST 2016


According to the recent KWS data, the symbiotic binary AG Dra has
brightened to V mag ~ 9.4.
# The onset of the outburst was already reported by Munari et al.
# 2015, ATEL #7582.

The object remained at roughly constant brightness (V = 9.75; Ic = 8.25)
from January 30 to April 1. On April 7, the object brightened to V=9.36
and Ic=8.01.
http://kws.cetus-net.org/~maehara/VSdata.py?object=AG+Dra&resolver=&plot=1&obs_ys=2016&obs_ms=01&obs_ds=01&obs_ye=&obs_me=&obs_de=&submit=Send+query

object   date(UT)       mag.     code  err.
DRAAG    20160130.87928 8.251Ic  KW2   0.019
DRAAG    20160130.87931 9.778V   KW2   0.044
DRAAG    20160130.87969 8.248Ic  KW2   0.019
DRAAG    20160130.87971 9.760V   KW2   0.044
DRAAG    20160203.88716 8.270Ic  KW2   0.039
DRAAG    20160203.88719 9.842V   KW2   0.072
DRAAG    20160203.88758 8.258Ic  KW2   0.039
DRAAG    20160203.88759 9.808V   KW2   0.074
DRAAG    20160209.88022 9.886V   KW2   0.049
DRAAG    20160210.88731 8.342Ic  KW2   0.068
DRAAG    20160210.88734 9.935V   KW2   0.122
DRAAG    20160210.88773 8.270Ic  KW2   0.067
DRAAG    20160210.88775 9.840V   KW2   0.120
DRAAG    20160211.85953 8.205Ic  KW2   0.015
DRAAG    20160211.85954 9.731V   KW2   0.031
DRAAG    20160211.85993 8.221Ic  KW2   0.015
DRAAG    20160211.85995 9.811V   KW2   0.033
DRAAG    20160215.85794 8.250Ic  KW2   0.015
DRAAG    20160215.85796 9.805V   KW2   0.037
DRAAG    20160215.85836 8.219Ic  KW2   0.015
DRAAG    20160215.85838 9.832V   KW2   0.038
DRAAG    20160217.84310 8.239Ic  KW2   0.013
DRAAG    20160217.84312 9.773V   KW2   0.025
DRAAG    20160217.84351 8.250Ic  KW2   0.013
DRAAG    20160217.84353 9.780V   KW2   0.025
DRAAG    20160218.82792 8.269Ic  KW2   0.017
DRAAG    20160218.82836 8.192Ic  KW2   0.016
DRAAG    20160218.87106 8.298Ic  KW2   0.022
DRAAG    20160218.87150 8.219Ic  KW2   0.021
DRAAG    20160225.84595 8.299Ic  KW2   0.020
DRAAG    20160225.84597 9.927V   KW2   0.051
DRAAG    20160225.84635 8.219Ic  KW2   0.020
DRAAG    20160225.84638 9.741V   KW2   0.043
DRAAG    20160226.81324 8.286Ic  KW2   0.047
DRAAG    20160226.81325 9.646V   KW2   0.139
DRAAG    20160226.81368 8.268Ic  KW2   0.044
DRAAG    20160226.81370 9.719V   KW2   0.139
DRAAG    20160307.73618 8.263Ic  KW2   0.023
DRAAG    20160307.73620 9.717V   KW2   0.049
DRAAG    20160307.73657 8.233Ic  KW2   0.023
DRAAG    20160307.73659 9.715V   KW2   0.050
DRAAG    20160314.83337 8.214Ic  KW2   0.014
DRAAG    20160314.83339 9.744V   KW2   0.030
DRAAG    20160314.83378 8.249Ic  KW2   0.014
DRAAG    20160314.83381 9.786V   KW2   0.031
DRAAG    20160316.80534 8.226Ic  KW2   0.013
DRAAG    20160316.80535 9.761V   KW2   0.026
DRAAG    20160316.80573 8.233Ic  KW2   0.013
DRAAG    20160316.80575 9.696V   KW2   0.025
DRAAG    20160319.80575 8.218Ic  KW2   0.014
DRAAG    20160319.80576 9.762V   KW2   0.029
DRAAG    20160319.80617 8.250Ic  KW2   0.014
DRAAG    20160319.80618 9.769V   KW2   0.030
DRAAG    20160320.78090 8.210Ic  KW2   0.014
DRAAG    20160320.78091 9.684V   KW2   0.027
DRAAG    20160320.78132 8.227Ic  KW2   0.014
DRAAG    20160320.78133 9.755V   KW2   0.029
DRAAG    20160320.82483 9.757V   KW2   0.026
DRAAG    20160320.82525 9.786V   KW2   0.027
DRAAG    20160321.78101 8.217Ic  KW2   0.016
DRAAG    20160321.78103 9.732V   KW2   0.032
DRAAG    20160321.78144 8.231Ic  KW2   0.016
DRAAG    20160321.78145 9.753V   KW2   0.033
DRAAG    20160321.82461 9.787V   KW2   0.031
DRAAG    20160321.82503 9.798V   KW2   0.031
DRAAG    20160322.78823 8.206Ic  KW2   0.028
DRAAG    20160322.78834 9.875V   KW2   0.062
DRAAG    20160322.78865 8.210Ic  KW2   0.026
DRAAG    20160322.78876 9.712V   KW2   0.052
DRAAG    20160324.74921 8.228Ic  KW2   0.019
DRAAG    20160324.74922 9.779V   KW2   0.043
DRAAG    20160324.74964 8.226Ic  KW2   0.019
DRAAG    20160324.74966 9.705V   KW2   0.041
DRAAG    20160324.79277 9.746V   KW2   0.043
DRAAG    20160324.79318 9.746V   KW2   0.043
DRAAG    20160325.78354 8.259Ic  KW2   0.018
DRAAG    20160325.78356 9.731V   KW2   0.038
DRAAG    20160325.78397 8.195Ic  KW2   0.017
DRAAG    20160325.78398 9.719V   KW2   0.039
DRAAG    20160325.82749 9.845V   KW2   0.046
DRAAG    20160325.82791 9.889V   KW2   0.046
DRAAG    20160326.82486 8.286Ic  KW2   0.021
DRAAG    20160326.82488 9.924V   KW2   0.057
DRAAG    20160326.82530 8.259Ic  KW2   0.020
DRAAG    20160326.82532 9.873V   KW2   0.056
DRAAG    20160327.77347 8.221Ic  KW2   0.016
DRAAG    20160327.77350 9.786V   KW2   0.036
DRAAG    20160327.77390 8.215Ic  KW2   0.016
DRAAG    20160327.77392 9.734V   KW2   0.034
DRAAG    20160327.80620 9.763V   KW2   0.040
DRAAG    20160327.80664 9.764V   KW2   0.040
DRAAG    20160328.76566 9.787V   KW2   0.038
DRAAG    20160328.76609 9.715V   KW2   0.036
DRAAG    20160330.78209 8.196Ic  KW2   0.022
DRAAG    20160330.78212 9.631V   KW2   0.047
DRAAG    20160330.78252 8.193Ic  KW2   0.022
DRAAG    20160330.78253 9.772V   KW2   0.054
DRAAG    20160330.82520 9.792V   KW2   0.061
DRAAG    20160330.82561 9.742V   KW2   0.057
DRAAG    20160401.74340 8.216Ic  KW2   0.016
DRAAG    20160401.74343 9.766V   KW2   0.036
DRAAG    20160401.74381 8.223Ic  KW2   0.016
DRAAG    20160401.74382 9.756V   KW2   0.036
DRAAG    20160407.68931 8.022Ic  KW2   0.010
DRAAG    20160407.68933 9.363V   KW2   0.020
DRAAG    20160407.68970 8.004Ic  KW2   0.012
DRAAG    20160407.68972 9.357V   KW2   0.021
DRAAG    20160408.71558 9.320V   KW2   0.129
DRAAG    20160408.71598 9.396V   KW2   0.122
DRAAG    20160408.75784 9.266V   KW2   0.040
DRAAG    20160408.75825 9.270V   KW2   0.031
DRAAG    20160411.73767 9.608V   KW2   0.016
DRAAG    20160411.73808 9.594V   KW2   0.016
DRAAG    20160411.77997 9.578V   KW2   0.016
DRAAG    20160411.78038 9.573V   KW2   0.016
DRAAG    20160414.68059 9.550V   KW2   0.021
DRAAG    20160414.68061 8.105Ic  KW2   0.014
DRAAG    20160414.68096 9.671V   KW2   0.023
DRAAG    20160414.68097 8.099Ic  KW2   0.014
DRAAG    20160414.71896 9.596V   KW2   0.020
DRAAG    20160414.71933 9.589V   KW2   0.020
DRAAG    20160415.69642 9.482V   KW2   0.016
DRAAG    20160415.69645 8.052Ic  KW2   0.014
DRAAG    20160415.69679 9.480V   KW2   0.016
DRAAG    20160415.69682 8.059Ic  KW2   0.014
DRAAG    20160415.73552 9.481V   KW2   0.016
DRAAG    20160415.73589 9.464V   KW2   0.016
DRAAG    20160417.69388 9.463V   KW2   0.027
DRAAG    20160417.69425 9.472V   KW2   0.026



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