[vsnet-ecl 8799] V502 Oph observations by K.Nagai (5/May/2022)

object YYMMDD(UT) mag code OPHV502 20220505.54794 8.248V Nga.VSOLJ OPHV502 20220505.55197 8.415V Nga.VSOLJ OPHV502 20220505.56282 8.456V Nga.VSOLJ OPHV502 20220505.56373 8.372V Nga.VSOLJ OPHV502 20220505.56554 8.403V Nga.VSOLJ OPHV502 20220505.56869 8.459V Nga.VSOLJ OPHV502 20220505.56961 8.462V Nga.VSOLJ OPHV502 20220505.57052 8.493V Nga.VSOLJ OPHV502 20220505.57141 8.511V Nga.VSOLJ OPHV502 20220505.57457 8.516V Nga.VSOLJ OPHV502 20220505.57549 8.500V Nga.VSOLJ OPHV502 20220505.57639 8.488V Nga.VSOLJ OPHV502 20220505.58226 8.546V Nga.VSOLJ OPHV502 20220505.58316 8.572V Nga.VSOLJ OPHV502 20220505.58632 8.582V Nga.VSOLJ OPHV502 20220505.58814 8.671V Nga.VSOLJ OPHV502 20220505.58905 8.666V Nga.VSOLJ OPHV502 20220505.59219 8.650V Nga.VSOLJ OPHV502 20220505.59309 8.636V Nga.VSOLJ OPHV502 20220505.59400 8.626V Nga.VSOLJ OPHV502 20220505.59492 8.675V Nga.VSOLJ OPHV502 20220505.59807 8.655V Nga.VSOLJ OPHV502 20220505.59896 8.677V Nga.VSOLJ OPHV502 20220505.59987 8.673V Nga.VSOLJ OPHV502 20220505.60079 8.704V Nga.VSOLJ OPHV502 20220505.60392 8.706V Nga.VSOLJ OPHV502 20220505.60484 8.790V Nga.VSOLJ OPHV502 20220505.60574 8.755V Nga.VSOLJ OPHV502 20220505.60666 8.743V Nga.VSOLJ OPHV502 20220505.60980 8.758V Nga.VSOLJ OPHV502 20220505.61071 8.783V Nga.VSOLJ OPHV502 20220505.61162 8.738V Nga.VSOLJ OPHV502 20220505.61255 8.768V Nga.VSOLJ OPHV502 20220505.61569 8.788V Nga.VSOLJ OPHV502 20220505.61750 8.751V Nga.VSOLJ OPHV502 20220505.61841 8.760V Nga.VSOLJ OPHV502 20220505.62156 8.782V Nga.VSOLJ OPHV502 20220505.62247 8.807V Nga.VSOLJ OPHV502 20220505.62338 8.759V Nga.VSOLJ OPHV502 20220505.62428 8.770V Nga.VSOLJ OPHV502 20220505.62925 8.772V Nga.VSOLJ OPHV502 20220505.63016 8.714V Nga.VSOLJ OPHV502 20220505.63331 8.761V Nga.VSOLJ OPHV502 20220505.63424 8.744V Nga.VSOLJ OPHV502 20220505.63514 8.744V Nga.VSOLJ OPHV502 20220505.63605 8.680V Nga.VSOLJ OPHV502 20220505.63920 8.717V Nga.VSOLJ OPHV502 20220505.64010 8.706V Nga.VSOLJ OPHV502 20220505.64101 8.745V Nga.VSOLJ OPHV502 20220505.64192 8.664V Nga.VSOLJ OPHV502 20220505.64508 8.650V Nga.VSOLJ OPHV502 20220505.64600 8.652V Nga.VSOLJ OPHV502 20220505.64690 8.641V Nga.VSOLJ OPHV502 20220505.64781 8.611V Nga.VSOLJ OPHV502 20220505.65095 8.620V Nga.VSOLJ OPHV502 20220505.65185 8.555V Nga.VSOLJ OPHV502 20220505.65278 8.584V Nga.VSOLJ OPHV502 20220505.65368 8.602V Nga.VSOLJ OPHV502 20220505.55740 7.798Ic Nga.VSOLJ OPHV502 20220505.55831 7.843Ic Nga.VSOLJ OPHV502 20220505.56012 7.796Ic Nga.VSOLJ OPHV502 20220505.56325 7.806Ic Nga.VSOLJ OPHV502 20220505.56417 7.913Ic Nga.VSOLJ OPHV502 20220505.56913 7.854Ic Nga.VSOLJ OPHV502 20220505.57005 7.889Ic Nga.VSOLJ OPHV502 20220505.57094 7.915Ic Nga.VSOLJ OPHV502 20220505.57186 7.896Ic Nga.VSOLJ OPHV502 20220505.57501 7.923Ic Nga.VSOLJ OPHV502 20220505.57591 7.902Ic Nga.VSOLJ OPHV502 20220505.57682 7.920Ic Nga.VSOLJ OPHV502 20220505.57774 7.979Ic Nga.VSOLJ OPHV502 20220505.58088 7.927Ic Nga.VSOLJ OPHV502 20220505.58178 8.022Ic Nga.VSOLJ OPHV502 20220505.58270 7.969Ic Nga.VSOLJ OPHV502 20220505.58676 8.041Ic Nga.VSOLJ OPHV502 20220505.59263 8.024Ic Nga.VSOLJ OPHV502 20220505.59353 8.060Ic Nga.VSOLJ OPHV502 20220505.59444 8.170Ic Nga.VSOLJ OPHV502 20220505.59536 8.071Ic Nga.VSOLJ OPHV502 20220505.59848 8.067Ic Nga.VSOLJ OPHV502 20220505.59940 8.056Ic Nga.VSOLJ OPHV502 20220505.60123 8.125Ic Nga.VSOLJ OPHV502 20220505.60618 8.148Ic Nga.VSOLJ OPHV502 20220505.61024 8.150Ic Nga.VSOLJ OPHV502 20220505.61115 8.197Ic Nga.VSOLJ OPHV502 20220505.61207 8.174Ic Nga.VSOLJ OPHV502 20220505.61297 8.186Ic Nga.VSOLJ OPHV502 20220505.61613 8.178Ic Nga.VSOLJ OPHV502 20220505.61703 8.194Ic Nga.VSOLJ OPHV502 20220505.61794 8.220Ic Nga.VSOLJ OPHV502 20220505.61885 8.192Ic Nga.VSOLJ OPHV502 20220505.62200 8.184Ic Nga.VSOLJ OPHV502 20220505.62291 8.223Ic Nga.VSOLJ OPHV502 20220505.62381 8.195Ic Nga.VSOLJ OPHV502 20220505.62470 8.178Ic Nga.VSOLJ OPHV502 20220505.62786 8.143Ic Nga.VSOLJ OPHV502 20220505.62969 8.188Ic Nga.VSOLJ OPHV502 20220505.63060 8.152Ic Nga.VSOLJ OPHV502 20220505.63468 8.177Ic Nga.VSOLJ OPHV502 20220505.63558 8.152Ic Nga.VSOLJ OPHV502 20220505.63649 8.107Ic Nga.VSOLJ OPHV502 20220505.63963 8.129Ic Nga.VSOLJ OPHV502 20220505.64054 8.047Ic Nga.VSOLJ OPHV502 20220505.64145 8.101Ic Nga.VSOLJ OPHV502 20220505.64552 8.088Ic Nga.VSOLJ OPHV502 20220505.64644 8.046Ic Nga.VSOLJ OPHV502 20220505.64734 8.064Ic Nga.VSOLJ OPHV502 20220505.64824 8.046Ic Nga.VSOLJ OPHV502 20220505.65139 7.997Ic Nga.VSOLJ OPHV502 20220505.65229 8.013Ic Nga.VSOLJ OPHV502 20220505.65321 8.037Ic Nga.VSOLJ OPHV502 20220505.65412 7.989Ic Nga.VSOLJ --------------------------------------------------------------------- observer: K.Nagai (Kanagawa,Japan) Instruments: 15L(F4) ATIK-490EX(ICX814), -10deg, V 2x2 Ic 3x3, 30sec comp. star TYC2-383.646.1 10.47V 9.95I check star TYC2-383.1127.1 AIP4Win v.2.4.1, Aperture Ic 10 V 12radius error 0.016(V) 0.020(Ic) ------------------------------------------------------------ It was cloudy.

minI OPHV502 2459705.1250 0.0008 Hel Nga.VSOLJ n=58 V minI OPHV502 2459705.1253 0.0009 Hel Nga.VSOLJ n=54 Ic

V502 Oph JD(hel)=2459705.1250 C=2459705.3259 E=40872 O-C=-0.2009 V V502 Oph JD(hel)=2459705.1253 C=2459705.3259 E=40872 O-C=-0.2006 Ic

min=2441174.2288+0.45339345xE (GCVS5.1 02-Feb-2022)

- 05/May/2022 V502 Oph (By K.Nagai) - 07 + | | + | | **** ** * 08 + ** *** **** * **** | * * * *********** **** * | * ** + * ***** *** * | * **** ** * * ********* | ********* ** 09 + +-----------------+-----------------+-----------------+-- 13 14 15 16 (UT)

Kazuo Nagai / PXS10547@nifty.ne.jp ( http://eclipsingbinary.web.fc2.com/ )