TIC 381689730
Eclipsing binaryNew candidate
Notes
Found automatically by hunt.py in TESS sector 23 (flagged in 1 sector(s)). Detection score 571.2.
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:
2026-10-11 Gaia hints at a hidden companion star (RUWE 8.1)
2026-10-11 Found by the automatic search in TESS sector 23
The signal
| Type | Eclipsing binary |
| Status | New candidate |
| Period (days) | 1.26196 |
| Period source | hunt.py on TESS QLP sector 23 |
| Eclipse / dip depth | 12.5% |
| Amplitude | 6.5% |
| Data used | TESS sector 23 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 96 (~312 light years) |
| Temperature (Gaia) | 3,712 K |
| Size (Gaia) | 0.70 x the Sun |
| Luminosity (Gaia) | 0.08 x the Sun |
| Colour, Gaia BP-RP | 2.14 |
| RUWE (Gaia) | 8.14 - hints at a hidden companion star |
| Radial velocity (Gaia) | speed changes by 187 km/s - likely an orbiting pair |
| Gaia G mag | 13.25 |
| TESS mag | 12.2 |
Names & neighbours
| TIC ID | 381689730 |
| Gaia DR3 ID | 3692842950167681280 |
| SIMBAD name | LSPM J1306+0401 [PM*] |
| Nearest known variable | CSS_J130710.1+040122 (RRAB, P = 0.64279 d), 209" away |
| RA (deg) | 196.734 |
| Dec (deg) | 4.02266 |
| Look it up | SIMBAD · VSX · ESASky · ExoFOP |
Record
| Found by | hunt.py (automatic) |
| Date | 2026-10-11 |
| Last update | 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
- TIC381689730_s0023.fits 79 KB
- TIC381689730_s0023.png 38 KB
- thumb.png 38 KB
- meta.json
