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TIC 388914188

Single dip / odd eventNew candidate

TIC388914188_s0022.png

Notes

Found automatically by hunt.py in TESS sector 22 (flagged in 1 sector(s)). Detection score 187.5. Not in VSX, ASAS-SN or ZTF variable catalogues at the time of the search; not in Gaia DR3's variable lists. Unchecked by hand yet: verify the period, nearby stars and a wider catalogue search. Updates: 2026-10-11 Gaia hints at a hidden companion star (RUWE 2.4) 2026-10-11 Found by the automatic search in TESS sector 22
The signal
TypeSingle dip / odd event
StatusNew candidate
Period sourcehunt.py on TESS QLP sector 22
Amplitude0.3%
Data usedTESS sector 22 (QLP)
The star (Gaia & TESS)
Distance (pc)161 (~524 light years)
Temperature (Gaia)4,299 K
Size (Gaia)1.09 x the Sun
Luminosity (Gaia)0.36 x the Sun
Colour, Gaia BP-RP1.71
RUWE (Gaia)2.35 - hints at a hidden companion star
Radial velocity (Gaia)speed changes by 46 km/s - likely an orbiting pair
Gaia G mag12.53
TESS mag11.72
Names & neighbours
TIC ID388914188
Gaia DR3 ID3915944678465495936
SIMBAD namenot in SIMBAD
Nearest known variableAA Leo (RRAB, P = 0.59865 d), 182" away
RA (deg)174.839
Dec (deg)10.3685
Look it up SIMBAD · VSX · ESASky · ExoFOP
Record
Found byhunt.py (automatic)
Date2026-10-11
Last update2026-10-11

Where it sits among the stars

ESA Gaia colour and true brightness. Grey: every Star Log candidate. Orange: this star.

0123051015giantsmain sequencewhite dwarfscolour BP-RP (bluer ← → redder)brightness M_G (brighter ↑)

How to read this diagram →