HD189733 (Intrinsic variable)

RA: 20h 00m 43.70s, DE: +22° 42' 39.00" (300.1820833333, 22.7108333333)

9/18/2025, 7:00 PM - 9/18/2025, 11:27 PM (UTC)

Data:
  • Observer: Philippe LANGLET
  • Created: 9/20/2025 11:52:30 AM
  • Instrument: Célestron 8, Canon 1100D, sans filtre
  • Photometric band: Clear
  • Time standard: Gjd
  • Brightness in: Mag
Determined transits
  • 2460937.37556 (9/18/2025, 21:00)
    Planet designation: HD189733 b
    HJDmid: 2460937.37847 +/- 0.00199
    Heliocentric correction: 0.00291
    Transit depth (Mag): 0.01629 +/- 0.00173
    Transit duration (Min): 136.09 +/- 7.23
    Standard deviation (mmag): 5.39
    Data quality index: 4
    Data density (data/min): 0.42
    Fitting algorithm: Original ETD
Actions:
Light curve
Neighborhood of the object, comparison and check stars
Chart - HD189733, JD 2460937.29214
Comments