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TIC 5870394

Single dip / odd eventNew candidate

TIC5870394_s0010.png

Notes

Found automatically by hunt.py in TESS sector 10 (flagged in 1 sector(s)). Detection score 246.7. 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: 2026-10-04 Gaia hints at a hidden companion star (RUWE 1.6) 2026-10-04 Found by the automatic search in TESS sector 10
The signal
TypeSingle dip / odd event
StatusNew candidate
Period sourcehunt.py on TESS QLP sector 10
Amplitude0.2%
Data usedTESS sector 10 (QLP)
The star (Gaia & TESS)
Distance (pc)245 (~798 light years)
Temperature (Gaia)5,203 K
Size (Gaia)1.06 x the Sun
Mass (Gaia)0.92 x the Sun
Luminosity (Gaia)0.72 x the Sun
Colour, Gaia BP-RP0.95
RUWE (Gaia)1.57 - hints at a hidden companion star
Radial velocity (Gaia)speed changes by 56 km/s - likely an orbiting pair
Gaia G mag12.04
TESS mag11.55
Names & neighbours
TIC ID5870394
Gaia DR3 ID3516334770852221056
SIMBAD nameUCAC4 351-065317 [PM*]
Nearest known variablenone within 5'
RA (deg)187.722
Dec (deg)-19.818
Look it up SIMBAD · VSX · ESASky · ExoFOP
Record
Found byhunt.py (automatic)
Date2026-10-04
Last update2026-10-04

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 ↑)

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