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TIC 421423265

Single dip / odd eventNew candidate

TIC421423265_s0011.png

Notes

Found automatically by hunt.py in TESS sector 11 (flagged in 1 sector(s)). Detection score 278.0. 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 12.3) 2026-10-04 Found by the automatic search in TESS sector 11
The signal
TypeSingle dip / odd event
StatusNew candidate
Period sourcehunt.py on TESS QLP sector 11
Amplitude0.8%
Data usedTESS sector 11 (QLP)
The star (Gaia & TESS)
Distance (pc)1,050 (~3,425 light years)
Temperature (Gaia)9,709 K
Size (Gaia)1.95 x the Sun
Mass (Gaia)2.30 x the Sun
Luminosity (Gaia)32.28 x the Sun
Colour, Gaia BP-RP0.68
RUWE (Gaia)12.33 - hints at a hidden companion star
Gaia G mag12.59
TESS mag12.22
Names & neighbours
TIC ID421423265
Gaia DR3 ID5848471917776461440
SIMBAD namenot in SIMBAD
Nearest known variableGaia DR3 5848471883429327488 (DSCT|GDOR|SXPHE), 67" away
RA (deg)219.131
Dec (deg)-66.8506
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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