TIC 280778191
Eclipsing binaryNew candidate
Notes
Found automatically by hunt.py in TESS sector 8 (flagged in 1 sector(s)). Detection score 793.4.
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 2.6)
2026-10-03 Found by the automatic search in TESS sector 8
The signal
| Type | Eclipsing binary |
| Status | New candidate |
| Period (days) | 2.4808 |
| Period source | hunt.py on TESS QLP sector 8 |
| Eclipse / dip depth | 8.2% |
| Amplitude | 5.9% |
| Data used | TESS sector 8 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 236 (~770 light years) |
| Temperature (Gaia) | 5,040 K |
| Size (Gaia) | 1.17 x the Sun |
| Luminosity (Gaia) | 0.79 x the Sun |
| Colour, Gaia BP-RP | 1.14 |
| RUWE (Gaia) | 2.63 - hints at a hidden companion star |
| Radial velocity (Gaia) | speed changes by 158 km/s - likely an orbiting pair |
| Gaia G mag | 12.10 |
| TESS mag | 11.48 |
Names & neighbours
| TIC ID | 280778191 |
| Gaia DR3 ID | 5759029464324948096 |
| SIMBAD name | not in SIMBAD |
| Nearest known variable | Gaia DR3 5759029636122942464 (RS), 61" away |
| RA (deg) | 136.965 |
| Dec (deg) | -5.3002 |
| 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
- TIC280778191_s0008.fits 62 KB
- TIC280778191_s0008.png 41 KB
- thumb.png 41 KB
- meta.json
