TIC 309715828
Eclipsing binaryNew candidate
Notes
Found automatically by hunt.py in TESS sector 28 (flagged in 5 sector(s)). Detection score 338.6.
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:
2026-10-12 Gaia hints at a hidden companion star (RUWE 1.5)
2026-10-12 Found by the automatic search in TESS sector 28
The signal
| Type | Eclipsing binary |
| Status | New candidate |
| Period (days) | 11.0071 |
| Period source | hunt.py on TESS QLP sector 28 |
| Eclipse / dip depth | 14.4% |
| Amplitude | 1.3% |
| Data used | TESS sector 28 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 1,225 (~3,997 light years) |
| Temperature (Gaia) | 6,637 K |
| Size (Gaia) | 2.21 x the Sun |
| Mass (Gaia) | 1.57 x the Sun |
| Luminosity (Gaia) | 8.52 x the Sun |
| Colour, Gaia BP-RP | 0.54 |
| RUWE (Gaia) | 1.49 - hints at a hidden companion star |
| Gaia G mag | 12.84 |
| TESS mag | 12.55 |
Names & neighbours
| TIC ID | 309715828 |
| Gaia DR3 ID | 5276243872895347584 |
| SIMBAD name | not in SIMBAD |
| Nearest known variable | Gaia DR3 5276246793473107200 (ROT), 93" away |
| RA (deg) | 126.081 |
| Dec (deg) | -64.3197 |
| Look it up | SIMBAD · VSX · ESASky · ExoFOP |
Record
| Found by | hunt.py (automatic) |
| Date | 2026-10-12 |
| Last update | 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
- TIC309715828_s0028.fits 200 KB
- TIC309715828_s0028.png 49 KB
- thumb.png 49 KB
- meta.json
