TOI-2154
RA: 04h 44m 06.87s, DE: +84° 21' 51.12" (71.0286249950, 84.3642000000)
3/4/2025, 7:41 PM - 3/5/2025, 12:04 AM (UTC)
- Observer: Mark Salisbury
- Created: 3/17/2025 7:59:12 AM
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Station:
Private Observatory
Lat: +51°, Long: +01° - Instrument: 400mm f6.8 ODK, ST10XME, J/C Filters
- Photometric band: Rc
- Time standard: Gjd
- Brightness in: Flux
Note:
240 second exposure through Rc filter. GPS time control. Clear & cold, very high moisture (no wind). Scatter increased during observation, suspect dew formation on mirrors. Second upload of observation, this time with standard ensemble photometry, previous upload used limited comps for Spring joint observing campaign.
Determined transits
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2460739.41828 (3/4/2025, 22:02)
Planet designation: TOI-2154 b
HJDmid: 2460739.41884 +/- 0.00101
Heliocentric correction: 0.00056
Transit depth (Mag): 0.01031 +/- 0.00046
Transit duration (Min): 146.18 +/- 4.34
Standard deviation (mmag): 1.06
Data quality index: 3
Data density (data/min): 0.23
Fitting algorithm: Original ETD
Note:240 second exposure through Rc filter. GPS time control. Clear & cold, very high moisture (no wind). Scatter increased during observation, suspect dew formation on mirrors. Second upload of observation, this time with standard ensemble photometry, previous upload used limited comps for Spring joint observing campaign.
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