AA UMa (Eclipsing binary)

RA: 09h 46m 59.29s, DE: +45° 45' 56.40" (146.7470416567, 45.7656666667)

3/2/2023, 23:10 - 3/3/2023, 02:48 (UTC)

Data:
  • Observer: Matúš Kamenec
  • Created: 3/18/2023, 13:31
  • Station: Kolonica
  • Instrument: SkyWatcher Newton 200/1200
  • Photometric band: Clear
  • Time standard: Gjd
  • Brightness in: Mag
Note:
#Observatory>Kolonica
#Observer>Matus Kamenec
#Telescope>SkyWatcher 200/1200 EQ6
#Instrument>Canon EOS 500D
#Filter>Clear
#Exposure>30s ISO 800
#Target>AA UMa
#Position>
#MainComp>
#Source>
#Magnitude system>
#Time system>JD geocentric
#Reduction>Muniwin
#Comment>

----- EBFit result: -----
TminGJD = 2460006.51015
Error (1 sigma): +0.00033/-0.00019 (Bootstrapping), +0.00085/-0.00118 (Prayer bead), +0.00018/-0.00018 (LSM)
Error (95% CI):  +0.00059/-0.00041 (Bootstrapping), +0.00103/-0.00138 (Prayer bead)
LSM: chi^2 = 229.4, n_freedom = 99
Determined minima
  • P: 2460006.51167 (3/3/2023, 00:16)
    HJDmin: 2460006.51596 +/- 0.00026  
    Heliocentric correction: 0.00429
    Note: 
    #Observatory>Kolonica
#Observer>Matus Kamenec
#Telescope>SkyWatcher 200/1200 EQ6
#Instrument>Canon EOS 500D
#Filter>Clear
#Exposure>30s ISO 800
#Target>AA UMa
#Position>
#MainComp>
#Source>
#Magnitude system>
#Time system>JD geocentric
#Reduction>Muniwin
#Comment>

----- EBFit result: -----
Tmin = 2460006.51167
Error (1 sigma): +0.00029/-0.00023 (Bootstrapping), +0.00061/-0.00071 (Prayer bead), +0.00023/-0.00023 (LSM)
Error (95% CI):  +0.00055/-0.00046 (Bootstrapping), +0.00083/-0.00090 (Prayer bead)
LSM: chi^2 = 114.0, n_freedom = 75
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - AA UMa, JD 2460006.46580
Comments