TIC 143098286
Eclipsing binaryProbably known
Notes
NOTE: SIMBAD already lists this star (TYC 988-431-1) as type SB*, so it may be known after all - check the SIMBAD references.
Found automatically by hunt.py in TESS sector 25 (flagged in 1 sector(s)). Detection score 287.9.
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 | Eclipsing binary |
| Status | Probably known |
| Period (days) | 1.48805 |
| Period source | hunt.py on TESS QLP sector 25 |
| Eclipse / dip depth | 2.8% |
| Amplitude | 1.0% |
| Data used | TESS sector 25 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 371 (~1,212 light years) |
| Temperature (Gaia) | 6,351 K |
| Size (Gaia) | 1.54 x the Sun |
| Mass (Gaia) | 1.27 x the Sun |
| Luminosity (Gaia) | 3.48 x the Sun |
| Colour, Gaia BP-RP | 0.65 |
| RUWE (Gaia) | 1.13 - fits a single star |
| Radial velocity (Gaia) | speed changes by 84 km/s - likely an orbiting pair |
| Gaia G mag | 11.17 |
| TESS mag | 10.82 |
Names & neighbours
| TIC ID | 143098286 |
| Gaia DR3 ID | 4545010847342702848 |
| SIMBAD name | TYC 988-431-1 [SB*] |
| Nearest known variable | Gaia DR3 4545011397098518144 (RS), 197" away |
| RA (deg) | 256.595 |
| Dec (deg) | 14.4008 |
| Look it up | SIMBAD · VSX · ESASky · ExoFOP |
Record
| Found by | hunt.py (automatic) |
| Date | 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
- TIC143098286_s0025.fits 73 KB
- TIC143098286_s0025.png 35 KB
- thumb.png 36 KB
- meta.json
