TIC 252976165
Eclipsing binaryNew candidate
Rare & notable finds
Nothing rare: all 9 checks came back clear. What was checked →
Checked, nothing found (7)
Microlensing (rogue planet?) · Exocomet-shaped dip · Eclipse timing (third body?) · Eccentric eclipsing binary · Pulsating star in an eclipsing binary · Extra dips outside the eclipses · Type of star
Checked 2026-10-12 10:03 on NVIDIA GeForce RTX 4070, using every TESS sector of this star. All results (.json)
Notes
Found automatically by hunt.py in TESS sector 20 (flagged in 1 sector(s)). Detection score 510.1.
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) | 1.98937 |
| Period source | hunt.py on TESS QLP sector 20 |
| Eclipse / dip depth | 3.8% |
| Amplitude | 1.1% |
| Data used | TESS sector 20 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 422 (~1,376 light years) |
| Temperature (Gaia) | 6,533 K |
| Size (Gaia) | 1.77 x the Sun |
| Mass (Gaia) | 1.39 x the Sun |
| Luminosity (Gaia) | 5.12 x the Sun |
| Colour, Gaia BP-RP | 0.63 |
| RUWE (Gaia) | 1.05 - fits a single star |
| Radial velocity (Gaia) | speed changes by 116 km/s - likely an orbiting pair |
| Gaia G mag | 11.14 |
| TESS mag | 10.81 |
Names & neighbours
| TIC ID | 252976165 |
| Gaia DR3 ID | 933048526564273664 |
| SIMBAD name | TYC 3411-1709-1 [*] |
| Nearest known variable | Gaia DR3 933048354765581952 (ROT), 109" away |
| RA (deg) | 121.028 |
| Dec (deg) | 48.3385 |
| 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
- TIC252976165_s0020.fits 76 KB
- TIC252976165_s0020.png 40 KB
- rare_check.json 4 KB
- thumb.png 34 KB
- meta.json
