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

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

Data:

  • Observer: Marián Urbaník
  • Created by: Urbaník M.
  • Project: EccentriCAT - DEEP (Citizen Astronomy Timing of Eccentric Eclipses)
  • Created: 6/18/2019, 09:58 UTC
  • Updated by: Filip Walter
  • Updated: 1/31/2026, 14:46 UTC
  • Station: Kysucká hvezdáreň
  • Instrument: SKY-WATCHER REF 80/520 + MII G2-8300
  • Photometric band: I
  • Time standard: GJD
  • Brightness in: Mag
  • Magnitude type: Relative (V−C)
Note:
CCD+I,exp.60 s,comp. UCAC4-494-093400,2x2 bin.
Determined minima
  • P: 2458652.403790 (6/17/2019, 21:41 UTC)
    HJDmin: 2458652.408580 +/- 0.000480  
    Heliocentric correction: 0.004790
    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
Field identification - Star field chart
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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