TIC 280072640
Eclipsing binaryNew candidate
Notes
Found automatically by hunt.py in TESS sector 19 (flagged in 12 sector(s)). Detection score 251.0.
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 | New candidate |
| Period (days) | 1.6699 |
| Period source | hunt.py on TESS QLP sector 19 |
| Eclipse / dip depth | 2.0% |
| Amplitude | 0.5% |
| Data used | TESS sector 19 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 415 (~1,354 light years) |
| Temperature (Gaia) | 6,439 K |
| Size (Gaia) | 1.98 x the Sun |
| Mass (Gaia) | 1.44 x the Sun |
| Luminosity (Gaia) | 6.07 x the Sun |
| Colour, Gaia BP-RP | 0.81 |
| RUWE (Gaia) | 0.85 - fits a single star |
| Radial velocity (Gaia) | speed changes by 111 km/s - likely an orbiting pair |
| Gaia G mag | 11.19 |
| TESS mag | 10.77 |
Names & neighbours
| TIC ID | 280072640 |
| Gaia DR3 ID | 2251202302132218240 |
| SIMBAD name | TYC 4449-2331-1 [*] |
| Nearest known variable | Gaia DR3 2251155332369878912 (ROT), 130" away |
| RA (deg) | 298.346 |
| Dec (deg) | 70.243 |
| 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
- TIC280072640_s0019.fits 73 KB
- TIC280072640_s0019.png 45 KB
- thumb.png 49 KB
- meta.json
