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SteveOv / platodebs

POC for producing a catalogue of dEBs for observation by the PLATO mission
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edge case: STAR SHADOW analysis of TIC255567460 gives reference time of -1 #6

Closed SteveOv closed 5 months ago

SteveOv commented 5 months ago

We have period and eclipse times/durations. Is there another source for the reference time? If not we may have to call out to TESS-ebs.

SteveOv commented 5 months ago 
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Processing target 46/113: TIC255567460
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TIC255567460: Input catalogue gives the period as 13.8 d.
TIC255567460: A completed analysis exists. The overwrite flag isn't set so will not re-analyse.
Analysis Log:
2024-03-16 10:23:57 INFO main_functions - analyse_light_curve: Start of analysis
2024-03-16 10:33:21 INFO main_functions - analyse_frequencies: Frequency extraction done. Total time elapsed: 564.1s.
2024-03-16 10:36:54 INFO main_functions - analyse_harmonics: Harmonic analysis done. Total time elapsed: 212.6s.
2024-03-16 10:36:59 INFO main_functions - analyse_light_curve: Dividing period by 2, redoing some steps
2024-03-16 10:40:16 INFO main_functions - analyse_harmonics: Harmonic analysis done. Total time elapsed: 196.3s.
2024-03-16 10:40:24 INFO main_functions - find_eclipse_timings: One of the eclipses too shallow, depths: 0.01060633946350751, 0.0012989644549689506, err: 0.00018473227284815377, 0.00029775948730785935, noise level: 0.0038594040554662057
2024-03-16 10:40:24 INFO main_functions - analyse_light_curve: End of analysis. Total time elapsed: 987.4s.
From 255567460_analysis_summary.csv
Reference time:              -1.000000+/-0
Orbital period:              6.898206+/-0.000014
Eclipse times:               5.839054+/-0.001425, 12.737240+/-0.001410
Eclipse durations:           0.162439+/-0.002849, 0.162439+/-0.002819
SteveOv commented 5 months ago

It also halves the period - looks like only one eclipse type was detected.