TIC 271243558
Single dip / odd eventNew candidate
Notes
Found automatically by hunt.py in TESS sector 18 (flagged in 2 sector(s)). Detection score 376.1.
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:
2026-10-10 Gaia hints at a hidden companion star (RUWE 1.4)
2026-10-10 Found by the automatic search in TESS sector 18
The signal
| Type | Single dip / odd event |
| Status | New candidate |
| Period source | hunt.py on TESS QLP sector 18 |
| Amplitude | 0.3% |
| Data used | TESS sector 18 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 371 (~1,211 light years) |
| Temperature (Gaia) | 6,072 K |
| Size (Gaia) | 1.28 x the Sun |
| Mass (Gaia) | 1.11 x the Sun |
| Luminosity (Gaia) | 2.00 x the Sun |
| Colour, Gaia BP-RP | 1.06 |
| RUWE (Gaia) | 1.44 - hints at a hidden companion star |
| Radial velocity (Gaia) | speed changes by 40 km/s - likely an orbiting pair |
| Gaia G mag | 12.46 |
| TESS mag | 11.91 |
Names & neighbours
| TIC ID | 271243558 |
| Gaia DR3 ID | 2209289670501342720 |
| SIMBAD name | Gaia DR3 2209289670501342720 [*] |
| Nearest known variable | ZTF J233527.88+652334.1 (EW, P = 0.31604 d), 115" away |
| RA (deg) | 353.938 |
| Dec (deg) | 65.4041 |
| Look it up | SIMBAD · VSX · ESASky · ExoFOP |
Record
| Found by | hunt.py (automatic) |
| Date | 2026-10-10 |
| Last update | 2026-10-10 |
Where it sits among the stars
ESA Gaia colour and true brightness. Grey: every Star Log candidate. Orange: this star.
Data files
- TIC271243558_s0018.fits 70 KB
- TIC271243558_s0018.png 36 KB
- thumb.png 26 KB
- meta.json
