TOI-4427

RA: 09h 00m 11.70s, DE: +72° 08' 52.20" (135.0487500000, 72.1478333333)

TwoMass: 2MASS J09001170+7208524, Tic: TIC 207339000, Ucac4: UCAC4 811-018805, Toi: TOI-4427

2/18/2026, 19:32 - 2/19/2026, 00:12 (UTC)

Data:
  • Observer: Niels Hempel
  • Created: 2/22/2026, 15:24 UTC
  • Station: Westhavelland BP Pfalzheim
    Lat: +53°, Long: +12°
  • Instrument: Red-Dwarf II (10" f/4); CMOS: ASI2600MM; Filter: Baader 495 Longpass (V to IR)
  • Photometric band: V to IR
  • Time standard: GJD
  • Brightness in: Flux
Note:
multi-aperture-photometry with AstroImageJ 6.0.3.00
Determined transits
  • 2461090.406769 (2/18/2026, 21:45 UTC)
    Planet designation: TOI-4427 .01
    HJDmid: 2461090.409494 +/- 0.000561
    Heliocentric correction: 0.002725
    Transit depth (Mag): 0.024803 +/- 0.000677
    Transit duration (Min): 160.44 +/- 2.35
    Standard deviation (mmag): 2.82
    Data quality: 2 (very good)
    Data density (data/min): 0.78
    Fitting algorithm: Original ETD  
    Note: 
    multi-aperture-photometry with AstroImageJ 6.0.3.00
Actions:
Light curve
Field identification - Star field chart
Chart - TOI-4427, JD 2461090.31413
Field identification - Explicitly named stars

No comparison or check stars are explicitly listed for this observation. They should be marked in the star field chart.

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