Qatar-9 (Transiting exoplanet)

RA: 10h 42m 59.54s, DE: +60° 57' 50.83" (160.7480833333, 60.9641194444)

12/23/2025, 22:58 - 12/24/2025, 01:33 (UTC)

Data:
  • Observer: Giovanni Calapai
  • Created: 12/24/2025, 15:07
  • Updated: 12/24/2025, 15:21
  • Station: Calapai Astronomical Observatory
    Lat: +38°, Long: +16°
  • Instrument: Celestron SCT 280/2800 Atik 314L+ red. 0,63x
  • Photometric band: Astrodon ExoPlanet
  • Time standard: Gjd
  • Brightness in: Mag
Determined transits
  • 2461033.50340 (12/24/2025, 00:04)
    Planet designation: Qatar-9 b
    HJDmid: 2461033.50632 +/- 0.00089
    Heliocentric correction: 0.00292
    Transit depth (Mag): 0.03103 +/- 0.00236
    Transit duration (Min): 102.02 +/- 2.93
    Standard deviation (mmag): 6.05
    Data quality index: 3
    Data density (data/min): 0.64
    Fitting algorithm: Original ETD
    Note: 
    Adopted limb darkening: 0.5 | EXP. 90s | binning 1+1 | FWHM 4.5 px (3,5 arc-sec/pixel) | weather: clear, moisture | bortle 5, encircling light pollution | Photometric aperture radii: 10-26-32 | Final part of the transit disturbed by clouds
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - Qatar-9, JD 2461033.45744
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