Qatar-2 (Transiting exoplanet)

RA: 13h 50m 37.41s, DE: -06° 48' 14.40" (207.6558749950, -6.8040000000)

4/7/2026, 22:44 - 4/8/2026, 02:33 (UTC)

Data:
  • Observer: Giovanni Calapai
  • Created: 4/8/2026, 08:25
  • Updated: 4/8/2026, 08:32
  • Station: Calapai Astronomical Observatory
    Lat: +38°, Long: +16°
  • Instrument: Celestron C14 (SCT 356/3910) Atik 314L+ red. 0,7x
  • Photometric band: Astrodon ExoPlanet
  • Time standard: Gjd
  • Brightness in: Mag
Determined transits
  • 2461138.52900 (4/8/2026, 00:41)
    Planet designation: Qatar-2 b
    HJDmid: 2461138.53468 +/- 0.00031
    Heliocentric correction: 0.00568
    Transit depth (Mag): 0.03671 +/- 0.00078
    Transit duration (Min): 103.75 +/- 1.14
    Standard deviation (mmag): 3.17
    Data quality index: 1
    Data density (data/min): 0.66
    Fitting algorithm: Original ETD  
    Note: 
    Adopted limb darkening: 0.5 | EXP. 90s | binning 1+1 | defocus | FWHM 7.4 px (5.9 arc-sec/pixel) |  weather: clear, dry | bortle 5, encircling light pollution | Photometric aperture radii: 14-32-40
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - Qatar-2, JD 2461138.44784
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