QW Boo (Eclipsing binary)

RA: 15h 36m 34.58s, DE: +46° 38' 09.30" (234.1440833333, 46.6359166663)

4/19/2018, 22:29 - 4/20/2018, 03:03 (UTC)

Data:
  • Observer: Martin Lehky
  • Created: 5/11/2018, 12:46
  • 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 QW Boo
# VAR 15:36:34.56 +46:38:09.3 2451391.919 0.290871 12.1-12.45R1 EW (VSX 20180410)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT VRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 19/20 IV 2018; V_74_90s (64/38); Rc_74_60s (65/38); Ic_74_60s (67/40); 4.5h; maximum and minimum P
# NOTE FLT V 2458228.55537 +/- 0.00011; 20180420 01:19:44 (UT) GEO
# NOTE FLT Rc 2458228.55504 +/- 0.00009; 20180420 01:19:15 (UT) GEO
# NOTE FLT Ic 2458228.55534 +/- 0.00012; 20180420 01:19:41 (UT) GEO
# NOTE FLT VRcIc average 2458228.55525 +/- 0.00012; 20180420 01:19:34 (UT) GEO
# COND clear weather => somewhat cloudy (cirrus)

# VAR USNO-B1.0 1366-0263058 UCAC4 684-055280  15:36:34.557 +46:38:09.25  J = 10.774 K = 10.197 J-K = 0.577
# CMP USNO-B1.0 1365-0254794 UCAC4 683-058140  15:36:12.192 +46:35:11.65  J = 09.950 K = 09.577 J-K = 0.373
# CH1 USNO-B1.0 1365-0255006 UCAC4 683-058152  15:37:13.767 +46:35:49.27  J = 11.288 K = 10.548 J-K = 0.740
# CH2 USNO-B1.0 1366-0262889 UCAC4 684-055266  15:35:41.647 +46:37:25.12  J = 11.638 K = 11.143 J-K = 0.495
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - QW Boo, JD 2458228.43719
Comments