XO-4 (Transiting exoplanet)

RA: 07h 21m 33.20s, DE: +58° 16' 05.50" (110.3883333333, 58.2681944438)

12/26/2025, 21:18 - 12/27/2025, 04:03 (UTC)

Data:
  • Observer: Vojtěch Školník
  • Created: 1/4/2026, 13:21
  • Station: Hvězdárna v Úpici
    Lat: +50°, Long: +16°
  • Instrument: SW N200/800 + MI C2-7000A
  • Photometric band: Clear
  • Time standard: Gjd
  • Brightness in: Mag
Note:
Meridian flip
Determined transits
  • 2461036.53379 (12/27/2025, 00:48)
    Planet designation: XO-4 b
    HJDmid: 2461036.53836 +/- 0.00106
    Heliocentric correction: 0.00457
    Transit depth (Mag): 0.00979 +/- 0.00039
    Transit duration (Min): 248.69 +/- 3.40
    Standard deviation (mmag): 2.7
    Data quality index: 3
    Data density (data/min): 0.89
    Fitting algorithm: Original ETD  
    Note: 
    Meridian flip
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - XO-4, JD 2461036.38801
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