TIC 257060619
Eclipsing binaryProbably known
Notes
NOTE: SIMBAD already lists this star (UCAC4 812-021522) as type SB*, so it may be known after all - check the SIMBAD references.
Found automatically by hunt.py in TESS sector 20 (flagged in 7 sector(s)). Detection score 371.5.
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) | 7.92026 |
| Period source | hunt.py on TESS QLP sector 20 |
| Eclipse / dip depth | 7.7% |
| Amplitude | 0.4% |
| Data used | TESS sector 20 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 346 (~1,130 light years) |
| Temperature (Gaia) | 5,720 K |
| Size (Gaia) | 0.98 x the Sun |
| Mass (Gaia) | 0.99 x the Sun |
| Luminosity (Gaia) | 0.92 x the Sun |
| Colour, Gaia BP-RP | 0.84 |
| RUWE (Gaia) | 1.13 - fits a single star |
| Radial velocity (Gaia) | speed changes by 90 km/s - likely an orbiting pair |
| Gaia G mag | 12.53 |
| TESS mag | 12.1 |
Names & neighbours
| TIC ID | 257060619 |
| Gaia DR3 ID | 1697069843553573888 |
| SIMBAD name | UCAC4 812-021522 [SB*] |
| Nearest known variable | none within 5' |
| RA (deg) | 227.115 |
| Dec (deg) | 72.3178 |
| Look it up | SIMBAD · VSX · ESASky · ExoFOP |
Record
| Found by | hunt.py (automatic) |
| Date | 2026-10-10 |
Where it sits among the stars
ESA Gaia colour and true brightness. Grey: every Star Log candidate. Orange: this star.
Data files
- TIC257060619_s0014.fits 79 KB
- TIC257060619_s0014.png 41 KB
- TIC257060619_s0016.fits 70 KB
- TIC257060619_s0016.png 39 KB
- TIC257060619_s0020.fits 76 KB
- TIC257060619_s0020.png 40 KB
- thumb.png 33 KB
- meta.json
