TIC 21573394
Single dip / odd eventNew candidate
Notes
Found automatically by hunt.py in TESS sector 22 (flagged in 1 sector(s)). Detection score 217.2.
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 2.0)
2026-10-11 Found by the automatic search in TESS sector 22
The signal
| Type | Single dip / odd event |
| Status | New candidate |
| Period source | hunt.py on TESS QLP sector 22 |
| Amplitude | 1.0% |
| Data used | TESS sector 22 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 325 (~1,060 light years) |
| Temperature (Gaia) | 4,261 K |
| Size (Gaia) | 0.91 x the Sun |
| Luminosity (Gaia) | 0.24 x the Sun |
| Colour, Gaia BP-RP | 1.59 |
| RUWE (Gaia) | 1.96 - hints at a hidden companion star |
| Gaia G mag | 14.26 |
| TESS mag | 13.5 |
Names & neighbours
| TIC ID | 21573394 |
| Gaia DR3 ID | 1536097875208606336 |
| SIMBAD name | not in SIMBAD |
| Nearest known variable | ZTF J120627.64+400413.8 (EW, P = 0.35755 d), 253" away |
| RA (deg) | 181.626 |
| Dec (deg) | 40.1404 |
| Look it up | SIMBAD · VSX · ESASky · ExoFOP |
Record
| Found by | hunt.py (automatic) |
| Date | 2026-10-11 |
| Last update | 2026-10-11 |
Where it sits among the stars
ESA Gaia colour and true brightness. Grey: every Star Log candidate. Orange: this star.
Data files
- TIC21573394_s0022.fits 79 KB
- TIC21573394_s0022.png 35 KB
- thumb.png 30 KB
- meta.json
