GU Boo (Eclipsing binary, Eruptive variable)

RA: 15h 21m 54.80s, DE: +33° 56' 10.00" (230.4783333333, 33.9361111108)

4/18/2019, 19:33 - 4/19/2019, 00:02 (UTC)

Data:
  • Observer: Martin Lehky
  • Created: 5/7/2019, 15:10
  • Station: Hradec Králové, CZ (MPC 048)
  • Instrument: 0.40-m f/5 + CCD G2-1600 + BVRcIc
  • Photometric band: R
  • Time standard: Gjd
  • Brightness in: Mag
Note:
# NAME GU Boo
# VAR 15:21:54.82 +33:56:09.9 2451275.87500 0.48873 13.1-13.7R1 EA (VSX 20190423)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 18/19 IV 2019; V_104_90s (77/38); Rc_104_60s (79/38); 4.5h; minimum S
# NOTE FLT V 2458592.39906 +/- 0.00054; 20190418 21:34:39 (UT) GEO
# NOTE FLT Rc 2458592.39965 +/- 0.00022; 20190418 21:35:30 (UT) GEO
# NOTE FLT VRc average 2458592.39930 +/- 0.00054; 20190418 21:34:59 (UT) GEO
# COND clear weather, full moon period
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - GU Boo, JD 2458592.31469
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