EF Dra (食連星)

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

2014/04/17, 19:28 - 2014/04/17, 23:57 (UTC)

データ:

  • 観測者: Ladislav Šmelcer
  • 作成: 2014/04/22 10:47:23
  • 観測所: Hvězdárna Valašské Meziříčí
  • 観測装置: Celestron 280/1765 + CCD G2 4000
  • 測光バンド: B
  • 基準時: Gjd
  • 光度: Mag
注釈:
předpověď sekundárního minima JDg=2456765.3950 - 21h28m UT (Mo=48491.780  per.=0.424027 dne) - minimum nastalo 1h24m později
決定された極小
  • S: 2456765.45308 (2014/04/17, 22:52)
    HJDmin: 2456765.45289
    太陽中心補正: -0.00019
    注釈:
    
    ----- EBFit result: -----
    Tmin = 2456765.45308
    Error (1 sigma): +0.00038/-0.00032 (Bootstrapping), +0.00030/-0.00022 (Prayer bead), +0.00023/-0.00023 (LSM)
    Error (95% CI):  +0.00067/-0.00072 (Bootstrapping), +0.00065/-0.00052 (Prayer bead)
    LSM: chi^2 = 69.6, n_freedom = 33
    
  • S: 2456765.45381 (2014/04/17, 22:53)
    HJDmin: 2456765.45362
    太陽中心補正: -0.00019
    注釈:
    
    ----- EBFit result: -----
    Tmin = 2456765.45381
    Error (1 sigma): +0.00054/-0.00074 (Bootstrapping), +0.00016/-0.00016 (Prayer bead), +0.00039/-0.00039 (LSM)
    Error (95% CI):  +0.00219/-0.00159 (Bootstrapping), +0.00053/-0.00077 (Prayer bead)
    LSM: chi^2 = 20.1, n_freedom = 8
    
  • S: 2456765.45267 (2014/04/17, 22:51)
    HJDmin: 2456765.45248
    太陽中心補正: -0.00019
    注釈:
    
    ----- EBFit result: -----
    Tmin = 2456765.45267
    Error (1 sigma): +0.00110/-0.00099 (Bootstrapping), +0.00069/-0.00134 (Prayer bead), +0.00115/-0.00115 (LSM)
    Error (95% CI):  +0.00204/-0.00165 (Bootstrapping), +0.00149/-0.00344 (Prayer bead)
    LSM: chi^2 = 9.0, n_freedom = 16
    
  • S: 2456765.45222 (2014/04/17, 22:51)
    HJDmin: 2456765.45203
    太陽中心補正: -0.00019
    注釈:
    
    ----- EBFit result: -----
    Tmin = 2456765.45222
    Error (1 sigma): +0.00171/-0.00140 (Bootstrapping), +0.00070/-0.00075 (Prayer bead), +0.00156/-0.00156 (LSM)
    Error (95% CI):  +0.00331/-0.00299 (Bootstrapping), +0.00162/-0.00226 (Prayer bead)
    LSM: chi^2 = 9.9, n_freedom = 17
    
  • S: 2456765.45387 (2014/04/17, 22:53)
    HJDmin: 2456765.45368
    太陽中心補正: -0.00019
    注釈:
    
    ----- EBFit result: -----
    Tmin = 2456765.45387
    Error (1 sigma): +0.00073/-0.00065 (Bootstrapping), +0.00019/-0.00021 (Prayer bead), +0.00046/-0.00046 (LSM)
    Error (95% CI):  +0.00147/-0.00133 (Bootstrapping), +0.00054/-0.00036 (Prayer bead)
    LSM: chi^2 = 52.3, n_freedom = 22
    
アクション:

光度曲線
近傍の天体、比較星や確認用の恒星
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