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

8/24/2023, 22:12 - 8/25/2023, 00:24 (UTC)

Data:
  • Observer: Urbaník M.
  • Created: 8/29/2023, 22:29 UTC
  • Station: Kysucká hvezdáreň
  • Instrument: MEGREZ 88 FD 88/498 + MII G2-8300
  • Photometric band: I
  • Time standard: GJD
  • Brightness in: Mag
  • Magnitude type: Relative (V−C)
Note:
CCD+I,exp.38 s., comp. UCAC4-495-093668.
Determined minima
  • P: 2460181.487490 (8/24/2023, 23:41 UTC)
    HJDmin: 2460181.490740 +/- 0.000410  
    Heliocentric correction: 0.003250
    Note: 
    CCD+I,exp.38 s., comp. UCAC4-495-093668.

----- EBFit result: -----
Tmin = 2460181.48749
Error (1 sigma): +0.00045/-0.00038 (Bootstrapping), +0.00019/-0.00022 (Prayer bead), +0.00032/-0.00032 (LSM)
Error (95% CI):  +0.00101/-0.00060 (Bootstrapping), +0.00037/-0.00049 (Prayer bead)
LSM: chi^2 = 23.5, n_freedom = 15
Actions:
Light curve
Field identification - Star field chart
Chart - V0456 Oph, JD 2460181.42562
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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