GK Boo (Eclipsing binary)

RA: 14h 38m 20.70s, DE: +36° 32' 25.00" (219.5862499950, 36.5402777774)

3/1/2021, 21:03 - 3/2/2021, 00:01 (UTC)

Data:
  • Observer: Urbaník M.
  • Created: 3/3/2021, 13:32
  • Station: Kysucká hvezdáreň
  • Instrument: SKY-WATCHER ED 80/520 + MII G2-8300
  • Photometric band: R
  • Time standard: Gjd
  • Brightness in: Mag
Note:
CCD+R,exp.50 s,comp. UCAC4-633-050873,2x2.
Determined minima
  • S: 2459275.47453 (3/1/2021, 23:23)
    HJDmin: 2459275.47748 +/- 0.00031  
    Heliocentric correction: 0.00295
    Note: 
    CCD+R,exp.50 s,comp. UCAC4-633-050873,2x2.

----- EBFit result: -----
Tmin = 2459275.47453
Error (1 sigma): +0.00037/-0.00024 (Bootstrapping), +0.00013/-0.00014 (Prayer bead), +0.00041/-0.00041 (LSM)
Error (95% CI):  +0.00081/-0.00049 (Bootstrapping), +0.00020/-0.00019 (Prayer bead)
LSM: chi^2 = 3.9, n_freedom = 10
  • S: 2459275.47401 (3/1/2021, 23:22)
    HJDmin: 2459275.47696 +/- 0.00060  
    Heliocentric correction: 0.00295
    Note: 
    CCD+V,exp.80 s,comp. UCAC4-633-050873,2x2.

----- EBFit result: -----
Tmin = 2459275.47401
Error (1 sigma): +0.00022/-0.00099 (Bootstrapping), +0.00048/-0.00030 (Prayer bead), +0.00041/-0.00041 (LSM)
Error (95% CI):  +0.00073/-0.00189 (Bootstrapping), +0.00099/-0.00079 (Prayer bead)
LSM: chi^2 = 8.6, n_freedom = 7
  • S: 2459275.47534 (3/1/2021, 23:24)
    HJDmin: 2459275.47829 +/- 0.00085  
    Heliocentric correction: 0.00295
    Note: 
    CCD+I,exp.65 s,comp. UCAC4-633-050873,2x2.

----- EBFit result: -----
Tmin = 2459275.47534
Error (1 sigma): +0.00070/-0.00101 (Bootstrapping), +0.00080/-0.00086 (Prayer bead), +0.00048/-0.00048 (LSM)
Error (95% CI):  +0.00232/-0.00189 (Bootstrapping), +0.00183/-0.00203 (Prayer bead)
LSM: chi^2 = 23.2, n_freedom = 11
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - GK Boo, JD 2459275.37777
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