EW Boo (Eclipsing binary)

RA: 15h 02m 46.08s, DE: +37° 54' 36.60" (225.6919999950, 37.9101666667)

4/1/2019, 20:55 - 4/2/2019, 02:19 (UTC)

Data:
  • Observer: Martin Lehky
  • Created: 4/11/2019, 12:04
  • Station: Hradec Králové, CZ (MPC 048)
  • Instrument: JST, NWT 400/2000 + MII G2-1600 + BVRcIc
  • Photometric band: B
  • Time standard: Gjd
  • Brightness in: Mag
Note:
GENERATED FROM MINIMUM id=13077
Determined minima
  • P: 2458575.48752 (4/1/2019, 23:42)
    HJDmin: 2458575.49097 +/- 0.00038  
    Heliocentric correction: 0.00345
    Note: 
    # NAME EW Boo
# VAR 15:02:46.10 +37:54:36.4 2448500.513 0.9063476 10.23-10.61V EA (VSX 20190404)
# OBS Martin Lehky (Hradec Kralove CZ; 0.40-m f/5 reflector + CCD G2-1600)
# FLT BVRcIc
# RED CMunipack 1.1.26 + Peranso 2.50 + SPHE/VSES Upload Form (2012) var.astro.cz
# NOTE 01/02 IV 2019; B_87_90s (76/42); V_87_60s (69/36); Rc_87_30s (77/38); Ic_87_30s (80/43); 5.4h; minimum P
# NOTE FLT B 2458575.48748 +/- 0.00007; 20190401 23:41:58 (UT) GEO
# NOTE FLT V 2458575.48640 +/- 0.00006; 20190401 23:40:25 (UT) GEO
# NOTE FLT Rc 2458575.48554 +/- 0.00006; 20190401 23:39:11 (UT) GEO
# NOTE FLT Ic 2458575.48725 +/- 0.00008; 20190401 23:41:38 (UT) GEO
# NOTE FLT BVRcIc average 2458575.48667 +/- 0.00008; 20190401 23:40:48 (UT) GEO
# COND fine clear weather

----- EBFit result: -----
Tmin = 2458575.48752
Error (1 sigma): +0.00036/-0.00040 (Bootstrapping), +0.00020/-0.00020 (Prayer bead), +0.00007/-0.00007 (LSM)
Error (95% CI):  +0.00081/-0.00073 (Bootstrapping), +0.00033/-0.00031 (Prayer bead)
LSM: chi^2 = 1517.6, n_freedom = 49
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - EW Boo, JD 2458575.37209
Comments