TIC 140246270
Single dip / odd eventProbably known
Notes
NOTE: SIMBAD already lists this star (TYC 8158-1607-1) as type SB*, so it may be known after all - check the SIMBAD references.
Found automatically by hunt.py in TESS sector 8 (flagged in 1 sector(s)). Detection score 209.8.
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.
The signal
| Type | Single dip / odd event |
| Status | Probably known |
| Period source | hunt.py on TESS QLP sector 8 |
| Amplitude | 0.2% |
| Data used | TESS sector 8 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 358 (~1,168 light years) |
| Temperature (Gaia) | 6,084 K |
| Size (Gaia) | 2.03 x the Sun |
| Mass (Gaia) | 1.38 x the Sun |
| Luminosity (Gaia) | 5.11 x the Sun |
| Colour, Gaia BP-RP | 0.73 |
| RUWE (Gaia) | 0.88 - fits a single star |
| Radial velocity (Gaia) | speed changes by 95 km/s - likely an orbiting pair |
| Gaia G mag | 10.79 |
| TESS mag | 10.41 |
Names & neighbours
| TIC ID | 140246270 |
| Gaia DR3 ID | 5515227363762591872 |
| SIMBAD name | TYC 8158-1607-1 [SB*] |
| Nearest known variable | Gaia DR3 5515224511907078272 (S), 164" away |
| RA (deg) | 126.704 |
| Dec (deg) | -49.4804 |
| Look it up | SIMBAD · VSX · ESASky · ExoFOP |
Record
| Found by | hunt.py (automatic) |
| Date | 2026-10-03 |
Where it sits among the stars
ESA Gaia colour and true brightness. Grey: every Star Log candidate. Orange: this star.
Data files
- TIC140246270_s0008.fits 62 KB
- TIC140246270_s0008.png 36 KB
- thumb.png 27 KB
- meta.json
