GK Boo (Eclipsing binary)

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

3/1/2023, 22:13 - 3/2/2023, 02:09 (UTC)

Data:
  • Observer: Urbaník M.
  • Created: 3/8/2023, 11:04
  • Station: Kysucká hvezdáreň
  • Instrument: MEGREZ 88 FD 88/498 + MII G2-8300
  • Photometric band: B
  • Time standard: Gjd
  • Brightness in: Mag
Note:
CCD+B,exp.60s.,comp.BD+36 2510,2x2.
Determined minima
  • P: 2460005.50666 (3/2/2023, 00:09)
    HJDmin: 2460005.50959 +/- 0.00029  
    Heliocentric correction: 0.00293
    Note: 
    CCD+B,exp.60s.,comp.BD+36 2510,2x2.

----- EBFit result: -----
Tmin = 2460005.50666
Error (1 sigma): +0.00027/-0.00030 (Bootstrapping), +0.00017/-0.00016 (Prayer bead), +0.00029/-0.00029 (LSM)
Error (95% CI):  +0.00053/-0.00071 (Bootstrapping), +0.00037/-0.00033 (Prayer bead)
LSM: chi^2 = 23.3, n_freedom = 23
  • P: 2460005.50573 (3/2/2023, 00:08)
    HJDmin: 2460005.50866 +/- 0.00027  
    Heliocentric correction: 0.00293
    Note: 
    CCD+V,exp.45s.,comp.BD+36 2510,2x2.

----- EBFit result: -----
Tmin = 2460005.50573
Error (1 sigma): +0.00029/-0.00026 (Bootstrapping), +0.00006/-0.00011 (Prayer bead), +0.00021/-0.00021 (LSM)
Error (95% CI):  +0.00063/-0.00051 (Bootstrapping), +0.00013/-0.00017 (Prayer bead)
LSM: chi^2 = 51.7, n_freedom = 29
  • P: 2460005.50576 (3/2/2023, 00:08)
    HJDmin: 2460005.50869 +/- 0.00029  
    Heliocentric correction: 0.00293
    Note: 
    CCD+R,exp.30s.,comp.BD+36 2510,2x2.

----- EBFit result: -----
Tmin = 2460005.50576
Error (1 sigma): +0.00026/-0.00032 (Bootstrapping), +0.00008/-0.00007 (Prayer bead), +0.00016/-0.00016 (LSM)
Error (95% CI):  +0.00054/-0.00057 (Bootstrapping), +0.00011/-0.00019 (Prayer bead)
LSM: chi^2 = 78.4, n_freedom = 30
  • P: 2460005.50538 (3/2/2023, 00:07)
    HJDmin: 2460005.50831 +/- 0.00022  
    Heliocentric correction: 0.00293
    Note: 
    CCD+I,exp.38s.,comp.BD+36 2510,2x2.

----- EBFit result: -----
Tmin = 2460005.50538
Error (1 sigma): +0.00023/-0.00020 (Bootstrapping), +0.00006/-0.00005 (Prayer bead), +0.00023/-0.00023 (LSM)
Error (95% CI):  +0.00044/-0.00041 (Bootstrapping), +0.00016/-0.00012 (Prayer bead)
LSM: chi^2 = 27.7, n_freedom = 27
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - GK Boo, JD 2460005.42575
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