TOI-4791 (Transiting exoplanet)

RA: 07h 17m 33.21s, DE: -19° 49' 44.18" (109.3883749950, -19.8289388882)

2/6/2026, 18:45 - 2/6/2026, 23:05 (UTC)

Data:

  • Observer: Giovanni Calapai
  • Created: 2/7/2026, 12:47
  • Updated: 2/7/2026, 13:12
  • Station: Calapai Astronomical Observatory
    Lat: +38°, Long: +16°
  • Instrument: Celestron SCT 280/2800 Atik 314L+ red. 0,63x
  • Photometric band: R
  • Time standard: Gjd
  • Brightness in: Mag
Determined transits
  • 2461078.35937 (2/6/2026, 20:37)
    Planet designation: TOI-4791 b
    HJDmid: 2461078.36328 +/- 0.01017
    Heliocentric correction: 0.00391
    Transit depth (Mag): 0.00372 +/- 0.00540
    Transit duration (Min): 220.61 +/- 30.43
    Standard deviation (mmag): 6.74
    Data quality index: 5
    Data density (data/min): 0.61
    Fitting algorithm: Original ETD  
    Note:
    Adopted limb darkening: 0.5 | EXP. 90s | binning 1+1 | defocus | FWHM 8.8 px (6,9 arc-sec/pixel) |  weather: clear, moisture, occasional wind | bortle 5, encircling light pollution | Photometric aperture radii: 10-19-23 | Astronomik R filter | Moon illumination: 73.5%, distance: 84°
  • 2461078.36450 (2/6/2026, 20:44)
    Planet designation: TOI-4791 b
    HJDmid: 2461078.36841 +/- 0.00490
    Heliocentric correction: 0.00391
    Transit depth (Mag): 0.00735 +/- 0.00000
    Transit duration (Min): 200.04 +/- 0.00
    Standard deviation (mmag): 6.79
    Data quality index: 5
    Data density (data/min): 0.61
    Fitting algorithm: Original ETD  
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Light curve
Neighborhood of the object, comparison and check stars
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