TIC 238799315
Eclipsing binaryNew candidate
Notes
Found automatically by hunt.py in TESS sector 18 (flagged in 1 sector(s)). Detection score 411.5.
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.
Updates:
2026-10-10 Gaia hints at a hidden companion star (RUWE 1.6)
2026-10-10 Found by the automatic search in TESS sector 18
The signal
| Type | Eclipsing binary |
| Status | New candidate |
| Period (days) | 0.83284 |
| Period source | hunt.py on TESS QLP sector 18 |
| Eclipse / dip depth | 8.8% |
| Amplitude | 5.9% |
| Data used | TESS sector 18 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 264 (~862 light years) |
| Temperature (Gaia) | 5,628 K |
| Size (Gaia) | 0.96 x the Sun |
| Mass (Gaia) | 0.95 x the Sun |
| Luminosity (Gaia) | 0.84 x the Sun |
| Colour, Gaia BP-RP | 1.32 |
| RUWE (Gaia) | 1.58 - hints at a hidden companion star |
| Radial velocity (Gaia) | speed changes by 220 km/s - likely an orbiting pair |
| Gaia G mag | 12.89 |
| TESS mag | 12.21 |
Names & neighbours
| TIC ID | 238799315 |
| Gaia DR3 ID | 434105543045318528 |
| SIMBAD name | not in SIMBAD |
| Nearest known variable | Gaia DR3 434106642556024960 (DSCT|GDOR|SXPHE), 200" away |
| RA (deg) | 44.6799 |
| Dec (deg) | 45.4913 |
| Look it up | SIMBAD · VSX · ESASky · ExoFOP |
Record
| Found by | hunt.py (automatic) |
| Date | 2026-10-10 |
| Last update | 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
- TIC238799315_s0018.fits 70 KB
- TIC238799315_s0018.png 45 KB
- thumb.png 45 KB
- meta.json
