V0456 Oph (Eclipsing binary)

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

Tic: TIC 322935383, Gsc: GSC 01025-01689, Tyc: TYC 1025-1689-1, Gcvs: V456 Oph, TwoMass: 2MASS J18430582+0850234, Gaia: Gaia DR3 4287362180234281216

8/19/2023, 19:45 - 8/19/2023, 23:12 (UTC)

Data:
  • Observer: Marián Urbaník
  • Created by: Urbaník M.
  • Project: EccentriCAT - DEEP (Citizen Astronomy Timing of Eccentric Eclipses)
  • Created: 8/29/2023, 21:36 UTC
  • Updated by: Filip Walter
  • Updated: 1/31/2026, 14:42 UTC
  • Station: Kysucká hvezdáreň
  • Instrument: MEGREZ 88 FD 88/498 + MII G2-8300
  • Photometric band: B
  • Time standard: GJD
  • Brightness in: Mag
  • Magnitude type: Relative (V−C)
Note:
CCD+B,exp.60 s., comp. UCAC4-495-093668.
Determined minima
  • P: 2460176.405690 (8/19/2023, 21:44 UTC)
    HJDmin: 2460176.409250 +/- 0.000230  
    Heliocentric correction: 0.003560
    Note: 
    CCD+B,exp.60 s., comp. UCAC4-495-093668.

----- EBFit result: -----
Tmin = 2460176.40569
Error (1 sigma): +0.00024/-0.00022 (Bootstrapping), +0.00011/-0.00010 (Prayer bead), +0.00012/-0.00012 (LSM)
Error (95% CI):  +0.00045/-0.00047 (Bootstrapping), +0.00021/-0.00016 (Prayer bead)
LSM: chi^2 = 135.1, n_freedom = 33
Actions:
Light curve
Field identification - Star field chart
Chart - V0456 Oph, JD 2460176.32315
Field identification - Explicitly named stars

No comparison or check stars are explicitly listed for this observation. They should be marked in the star field chart.

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