XY UMa (Eclipsing binary)

RA: 09h 09m 55.94s, DE: +54° 29' 17.70" (137.4830833333, 54.4882499997)

3/27/2022, 20:16 - 3/28/2022, 03:22 (UTC)

Data:
  • Observer: Matúš Kamenec
  • Created: 3/28/2022, 10:54
  • Station: Prešov
  • Instrument: SkyWatcher REF 102/500
  • Photometric band: V
  • Time standard: Gjd
  • Brightness in: Mag
Note:
#Observatory>Presov
#Observer>Matus Kamenec
#Telescope>SkyWatcher 102/500 / EQ3-2 GoTo
#Instrument>Canon EOS 500D
#Filter>V (G - channel converted)
#Exposure>30s ISO 800
#Target>XY UMa
#Position>
#MainComp>
#Source>
#Magnitude system>
#Time system>JD geocentric
#Reduction>Muniwin
#Comment>

----- EBFit result: -----
TminGJD = 2459666.59240
Error (1 sigma): +0.00061/-0.00059 (Bootstrapping), +0.00035/-0.00038 (Prayer bead), +0.00029/-0.00029 (LSM)
Error (95% CI):  +0.00123/-0.00115 (Bootstrapping), +0.00063/-0.00069 (Prayer bead)
LSM: chi^2 = 542.3, n_freedom = 139
secondary minimum
Determined minima
  • S: 2459666.59237 (3/28/2022, 02:13)
    HJDmin: 2459666.59430 +/- 0.00066  
    Heliocentric correction: 0.00193
    Note: 
    #Observatory>Presov
#Observer>Matus Kamenec
#Telescope>SkyWatcher 102/500 / EQ3-2 GoTo
#Instrument>Canon EOS 500D
#Filter>V (G - channel converted)
#Exposure>30s ISO 800
#Target>XY UMa
#Position>
#MainComp>
#Source>
#Magnitude system>
#Time system>JD geocentric
#Reduction>Muniwin
#Comment>

----- EBFit result: -----
Tmin = 2459666.59237
Error (1 sigma): +0.00056/-0.00077 (Bootstrapping), +0.00045/-0.00054 (Prayer bead), +0.00029/-0.00029 (LSM)
Error (95% CI):  +0.00117/-0.00146 (Bootstrapping), +0.00062/-0.00093 (Prayer bead)
LSM: chi^2 = 519.1, n_freedom = 130
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - XY UMa, JD 2459666.34490
Comments