TIC 81481443
Eclipsing binaryProbably known
Notes
NOTE: SIMBAD already lists this star (TYC 5976-2097-1) as type SB*, so it may be known after all - check the SIMBAD references.
Found automatically by hunt.py in TESS sector 7 (flagged in 1 sector(s)). Detection score 945.6.
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) | 4.48819 |
| Period source | hunt.py on TESS QLP sector 7 |
| Eclipse / dip depth | 8.5% |
| Amplitude | 0.4% |
| Data used | TESS sector 7 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 170 (~555 light years) |
| Temperature (Gaia) | 5,871 K |
| Size (Gaia) | 1.20 x the Sun |
| Mass (Gaia) | 1.03 x the Sun |
| Luminosity (Gaia) | 1.53 x the Sun |
| Colour, Gaia BP-RP | 0.75 |
| RUWE (Gaia) | 0.97 - fits a single star |
| Radial velocity (Gaia) | speed changes by 70 km/s - likely an orbiting pair |
| Gaia G mag | 10.35 |
| TESS mag | 9.952 |
Names & neighbours
| TIC ID | 81481443 |
| Gaia DR3 ID | 2929168662255111936 |
| SIMBAD name | TYC 5976-2097-1 [SB*] |
| Nearest known variable | Gaia DR3 2929168353017489280 (RS), 81" away |
| RA (deg) | 106.836 |
| Dec (deg) | -20.814 |
| Look it up | SIMBAD · VSX · ESASky · ExoFOP |
Record
| Found by | hunt.py (automatic) |
| Date | 2026-10-02 |
Where it sits among the stars
ESA Gaia colour and true brightness. Grey: every Star Log candidate. Orange: this star.
Data files
- TIC81481443_s0007.fits 70 KB
- TIC81481443_s0007.png 39 KB
- thumb.png 26 KB
- meta.json
