TIC 200781557
Eclipsing binaryNew candidate
Notes
Found automatically by hunt.py in TESS sector 31 (flagged in 4 sector(s)). Detection score 117.9.
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) | 4.89068 |
| Period source | hunt.py on TESS QLP sector 31 |
| Eclipse / dip depth | 3.9% |
| Amplitude | 1.0% |
| Data used | TESS sector 31 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 491 (~1,600 light years) |
| Temperature (Gaia) | 5,659 K |
| Size (Gaia) | 1.31 x the Sun |
| Mass (Gaia) | 0.96 x the Sun |
| Luminosity (Gaia) | 1.59 x the Sun |
| Colour, Gaia BP-RP | 0.81 |
| RUWE (Gaia) | 1.16 - fits a single star |
| Radial velocity (Gaia) | speed changes by 81 km/s - likely an orbiting pair |
| Gaia G mag | 12.63 |
| TESS mag | 12.2 |
Names & neighbours
| TIC ID | 200781557 |
| Gaia DR3 ID | 4736874217639220992 |
| SIMBAD name | not in SIMBAD |
| Nearest known variable | AB Hor (LB:), 114" away |
| RA (deg) | 50.7725 |
| Dec (deg) | -51.5238 |
| Look it up | SIMBAD · VSX · ESASky · ExoFOP |
Record
| Found by | hunt.py (automatic) |
| Date | 2026-10-12 |
Where it sits among the stars
ESA Gaia colour and true brightness. Grey: every Star Log candidate. Orange: this star.
Data files
- TIC200781557_s0031.fits 200 KB
- TIC200781557_s0031.png 61 KB
- thumb.png 85 KB
- meta.json
