V0456 Oph (Eclipsing binary)

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

9/17/2023, 18:04 - 9/17/2023, 22:10 (UTC)

Data:
Note:
CCD+B,exp.60 s., comp. UCAC4-495-093668.
Determined minima
  • S: 2460205.36360 (9/17/2023, 20:43)
    HJDmin: 2460205.36511 +/- 0.00085  
    Heliocentric correction: 0.00151
    Note: 
    CCD+B,exp.60 s., comp. UCAC4-495-093668.

----- EBFit result: -----
Tmin = 2460205.36360
Error (1 sigma): +0.00091/-0.00079 (Bootstrapping), +0.00037/-0.00024 (Prayer bead), +0.00048/-0.00048 (LSM)
Error (95% CI):  +0.00147/-0.00150 (Bootstrapping), +0.00059/-0.00055 (Prayer bead)
LSM: chi^2 = 34.6, n_freedom = 21
  • S: 2460205.36382 (9/17/2023, 20:43)
    HJDmin: 2460205.36533 +/- 0.00068  
    Heliocentric correction: 0.00151
    Note: 
    CCD+V,exp.45 s., comp. UCAC4-495-093668.

----- EBFit result: -----
Tmin = 2460205.36382
Error (1 sigma): +0.00059/-0.00078 (Bootstrapping), +0.00047/-0.00040 (Prayer bead), +0.00030/-0.00030 (LSM)
Error (95% CI):  +0.00102/-0.00206 (Bootstrapping), +0.00110/-0.00109 (Prayer bead)
LSM: chi^2 = 100.0, n_freedom = 22
  • S: 2460205.36294 (9/17/2023, 20:42)
    HJDmin: 2460205.36445 +/- 0.00046  
    Heliocentric correction: 0.00151
    Note: 
    CCD+I,exp.38 s., comp. UCAC4-495-093668.

----- EBFit result: -----
Tmin = 2460205.36294
Error (1 sigma): +0.00050/-0.00042 (Bootstrapping), +0.00062/-0.00061 (Prayer bead), +0.00035/-0.00035 (LSM)
Error (95% CI):  +0.00087/-0.00085 (Bootstrapping), +0.00085/-0.00082 (Prayer bead)
LSM: chi^2 = 52.6, n_freedom = 21
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - V0456 Oph, JD 2460205.25305
Comments