GM Dra (食連星)

RA: 17h 20m 21.88s, DE: +57° 58' 27.00" (260.0911666617, 57.9741666660)

2019/06/25, 20:05 - 2019/06/26, 01:17 (UTC)

データ:

  • 観測者: Urbaník M.
  • 作成: 2019/06/26, 12:09
  • 観測所: Kysucká hvezdáreň
  • 観測装置: SKY-WATCHER REF 80/520 + MII G2-8300
  • 測光バンド: B
  • 基準時: Gjd
  • 光度: Mag
注釈:
CCD+B,exp.30 s,comp. HD: 157223,2x2 bin.
決定された極小
  • P: 2458660.39297 (2019/06/25, 21:25)
    HJDmin: 2458660.39376
    太陽中心補正: 0.00079
    注釈:
    CCD+B,exp.30 s,comp. HD: 157223,2x2 bin.
    
    ----- EBFit result: -----
    Tmin = 2458660.39297
    Error (1 sigma): +0.00039/-0.00040 (Bootstrapping), +0.00007/-0.00008 (Prayer bead), +0.00020/-0.00020 (LSM)
    Error (95% CI):  +0.00077/-0.00080 (Bootstrapping), +0.00011/-0.00021 (Prayer bead)
    LSM: chi^2 = 286.8, n_freedom = 68
    
  • P: 2458660.39101 (2019/06/25, 21:23)
    HJDmin: 2458660.39180
    太陽中心補正: 0.00079
    注釈:
    CCD+V,exp.20 s,comp. HD: 157223,2x2 bin.
    
    ----- EBFit result: -----
    Tmin = 2458660.39101
    Error (1 sigma): +0.00052/-0.00049 (Bootstrapping), +0.00043/-0.00033 (Prayer bead), +0.00016/-0.00016 (LSM)
    Error (95% CI):  +0.00104/-0.00102 (Bootstrapping), +0.00078/-0.00045 (Prayer bead)
    LSM: chi^2 = 472.7, n_freedom = 45
    
  • P: 2458660.39293 (2019/06/25, 21:25)
    HJDmin: 2458660.39372
    太陽中心補正: 0.00079
    注釈:
    CCD+R,exp.15 s,comp. HD: 157223,2x2 bin.
    
    ----- EBFit result: -----
    Tmin = 2458660.39293
    Error (1 sigma): +0.00049/-0.00066 (Bootstrapping), +0.00010/-0.00019 (Prayer bead), +0.00023/-0.00023 (LSM)
    Error (95% CI):  +0.00098/-0.00127 (Bootstrapping), +0.00026/-0.00030 (Prayer bead)
    LSM: chi^2 = 323.3, n_freedom = 66
    
  • P: 2458660.39438 (2019/06/25, 21:27)
    HJDmin: 2458660.39517
    太陽中心補正: 0.00079
    注釈:
    CCD+R,exp.18 s,comp,UCAC4-740-055256,2x2 bin.
    
    ----- EBFit result: -----
    Tmin = 2458660.39438
    Error (1 sigma): +0.00000/0.00000 (Bootstrapping), +0.00000/0.00000 (Prayer bead), +0.00000/-0.00000 (LSM)
    Error (95% CI):  +0.00000/0.00000 (Bootstrapping), +0.00000/0.00000 (Prayer bead)
    LSM: chi^2 = 1452.3, n_freedom = 54
    
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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