TIC 81010077
Eclipsing binaryNew candidate
Notes
Found automatically by hunt.py in TESS sector 10 (flagged in 1 sector(s)). Detection score 338.4.
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:
2026-10-03 Gaia hints at a hidden companion star (RUWE 1.4)
2026-10-03 Found by the automatic search in TESS sector 10
The signal
| Type | Eclipsing binary |
| Status | New candidate |
| Period (days) | 1.05267 |
| Period source | hunt.py on TESS QLP sector 10 |
| Eclipse / dip depth | 5.6% |
| Amplitude | 4.2% |
| Data used | TESS sector 10 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 331 (~1,080 light years) |
| Temperature (Gaia) | 4,777 K |
| Size (Gaia) | 1.43 x the Sun |
| Mass (Gaia) | 0.89 x the Sun |
| Luminosity (Gaia) | 0.94 x the Sun |
| Colour, Gaia BP-RP | 1.25 |
| RUWE (Gaia) | 1.43 - hints at a hidden companion star |
| Radial velocity (Gaia) | speed changes by 250 km/s - likely an orbiting pair |
| Gaia G mag | 12.70 |
| TESS mag | 12.06 |
Names & neighbours
| TIC ID | 81010077 |
| Gaia DR3 ID | 5347995699631133824 |
| SIMBAD name | not in SIMBAD |
| Nearest known variable | Gaia DR3 5347995837070094976 (S), 86" away |
| RA (deg) | 166.443 |
| Dec (deg) | -51.7992 |
| Look it up | SIMBAD · VSX · ESASky · ExoFOP |
Record
| Found by | hunt.py (automatic) |
| Date | 2026-10-03 |
| Last update | 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
- TIC81010077_s0010.fits 76 KB
- TIC81010077_s0010.png 40 KB
- thumb.png 43 KB
- meta.json
