V0456 Oph (Eclipsing binary)

RA: 18h 43m 05.82s, DE: +08° 50' 23.30" (280.7742499900, 8.8398055552)

6/17/2019, 20:16 - 6/18/2019, 01:17 (UTC)

Data:
Note:
CCD+V,exp.60 s,comp. BD+08 3816,2x2 bin.
Determined minima
  • P: 2458652.40491 (6/17/2019, 21:43)
    HJDmin: 2458652.40970 +/- 0.00031  
    Heliocentric correction: 0.00479
    Note: 
    CCD+V,exp.60 s,comp. BD+08 3816,2x2 bin.

----- EBFit result: -----
Tmin = 2458652.40491
Error (1 sigma): +0.00034/-0.00028 (Bootstrapping), +0.00016/-0.00020 (Prayer bead), +0.00039/-0.00039 (LSM)
Error (95% CI):  +0.00064/-0.00052 (Bootstrapping), +0.00035/-0.00059 (Prayer bead)
LSM: chi^2 = 13.0, n_freedom = 24
  • P: 2458652.40465 (6/17/2019, 21:42)
    HJDmin: 2458652.40944 +/- 0.00030  
    Heliocentric correction: 0.00479
    Note: 
    CCD+R,exp.50 s,comp. UCAC4-495-093668,2x2 bin.

----- EBFit result: -----
Tmin = 2458652.40465
Error (1 sigma): +0.00031/-0.00029 (Bootstrapping), +0.00026/-0.00027 (Prayer bead), +0.00034/-0.00034 (LSM)
Error (95% CI):  +0.00064/-0.00057 (Bootstrapping), +0.00040/-0.00035 (Prayer bead)
LSM: chi^2 = 34.1, n_freedom = 36
  • P: 2458652.40379 (6/17/2019, 21:41)
    HJDmin: 2458652.40858 +/- 0.00048  
    Heliocentric correction: 0.00479
    Note: 
    CCD+I,exp.60 s,comp. UCAC4-494-093400,2x2 bin.

----- EBFit result: -----
Tmin = 2458652.40379
Error (1 sigma): +0.00059/-0.00037 (Bootstrapping), +0.00061/-0.00066 (Prayer bead), +0.00068/-0.00068 (LSM)
Error (95% CI):  +0.00118/-0.00089 (Bootstrapping), +0.00137/-0.00148 (Prayer bead)
LSM: chi^2 = 17.9, n_freedom = 23
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - V0456 Oph, JD 2458652.34461
Comments