EF Dra (食連星)

RA: 18h 05m 30.40s, DE: +69° 45' 16.00" (271.3766666617, 69.7544444444)

2022/09/03, 19:43 - 2022/09/03, 22:29 (UTC)

データ:
  • 観測者: Matúš Kamenec
  • 作成: 2022/09/04 12:47:56
  • 観測所: Prešov
  • 観測装置: SkyWatcher Newton 102/500
  • 測光バンド: Clear
  • 基準時: Gjd
  • 光度: Mag
注釈:
#Observatory>Presov
#Observer>Matus Kamenec
#Telescope>SkyWatcher 102/500 EQ3-2 GoTo
#Instrument>Canon EOS 500D
#Filter>Clear
#Exposure>30s ISO 800
#Target>EF Dra
#Position>
#MainComp>
#Source>
#Magnitude system>
#Time system>JD geocentric
#Reduction>Muniwin
#Comment>CCDCiel

----- EBFit result: -----
TminGJD = 2459826.35542
Error (1 sigma): +0.00039/-0.00036 (Bootstrapping), +0.00038/-0.00026 (Prayer bead), +0.00028/-0.00028 (LSM)
Error (95% CI):  +0.00078/-0.00060 (Bootstrapping), +0.00055/-0.00096 (Prayer bead)
LSM: chi^2 = 177.1, n_freedom = 96
決定された極小
  • P: 2459826.35539 (2022/09/03, 20:31)
    HJDmin: 2459826.35533
    太陽中心補正: -0.00006
    注釈: 
    #Observatory>Presov
#Observer>Matus Kamenec
#Telescope>SkyWatcher 102/500 EQ3-2 GoTo
#Instrument>Canon EOS 500D
#Filter>Clear
#Exposure>30s ISO 800
#Target>EF Dra
#Position>
#MainComp>
#Source>
#Magnitude system>
#Time system>JD geocentric
#Reduction>Muniwin
#Comment>CCDCiel

----- EBFit result: -----
Tmin = 2459826.35539
Error (1 sigma): +0.00033/-0.00034 (Bootstrapping), +0.00033/-0.00027 (Prayer bead), +0.00027/-0.00027 (LSM)
Error (95% CI):  +0.00069/-0.00063 (Bootstrapping), +0.00046/-0.00085 (Prayer bead)
LSM: chi^2 = 191.2, n_freedom = 104
アクション:
光度曲線
近傍の天体、比較星や確認用の恒星
チャート - EF Dra, JD 2459826.32153
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