HAT-P-12 (Transiting exoplanet)

RA: 13h 57m 33.68s, DE: +43° 29' 37.35" (209.3903500000, 43.4937083330)

4/19/2026, 23:21 - 4/20/2026, 03:21 (UTC)

Data:
  • Observer: Giovanni Calapai
  • Created: 4/20/2026, 16:21
  • Updated: 4/20/2026, 16:21
  • Station: Calapai Astronomical Observatory
    Lat: +38°, Long: +16°
  • Instrument: Celestron C14 (SCT 356/3910) Atik 314L+ red. 0,7x
  • Photometric band: R
  • Time standard: Gjd
  • Brightness in: Mag
Determined transits
  • 2461150.54968 (4/20/2026, 01:11)
    Planet designation: HAT-P-12 b
    HJDmid: 2461150.55301 +/- 0.00068
    Heliocentric correction: 0.00333
    Transit depth (Mag): 0.02254 +/- 0.00184
    Transit duration (Min): 135.92 +/- 2.40
    Standard deviation (mmag): 3.94
    Data quality index: 3
    Data density (data/min): 0.65
    Fitting algorithm: Original ETD  
    Note: 
    Adopted limb darkening: 0.5 | EXP. 90s | binning 1+1 | slight defocus | FWHM 7.7 px (6.1 arc-sec/pixel) | weather: clear, dry | bortle 5, encircling light pollution | Photometric aperture radii: 14-28-32 | Astronomik R filter
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - HAT-P-12, JD 2461150.47304
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