WASP-81

RA: 20h 16m 49.89s, DE: +03° 17' 38.45" (304.2078749900, 3.2940149997)

8/12/2025, 10:29 PM - 8/13/2025, 2:34 AM (UTC)

Data:
  • Observer: Giovanni Calapai
  • Created: 8/13/2025 11:13:48 AM
  • Updated: 8/13/2025 11:58:21 AM
  • Station: Calapai Astronomical Observatory
    Lat: +38°, Long: +16°
  • Instrument: Celestron SCT 280/2800 Atik 314L+ red. 0,63x
  • Photometric band: Clear
  • Time standard: Gjd
  • Brightness in: Mag
Determined transits
  • 2460900.52095 (8/13/2025, 00:30)
    Planet designation: WASP-81 b
    HJDmid: 2460900.52622 +/- 0.00150
    Heliocentric correction: 0.00527
    Transit depth (Mag): 0.01480 +/- 0.00386
    Transit duration (Min): 194.75 +/- 4.68
    Standard deviation (mmag): 4.48
    Data quality index: 3
    Data density (data/min): 0.62
    Fitting algorithm: Original ETD
    Note: 
    Adopted limb darkening: 0.5 | EXP. 90s | binning 1+1 | slight defocus | FWHM 5.1 px (4.4 arc-sec/pixel) | weather: clear, moisture light gusts of wind | bortle 5, encircling light pollution | Photometric aperture radii: 14-38-44 | Moon illumination: 83.6%, distance: 63°
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - WASP-81, JD 2460900.43747
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