TIC 401436539
Eclipsing binaryNew candidate
Notes
Found automatically by hunt.py in TESS sector 11 (flagged in 1 sector(s)). Detection score 384.7.
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:
2026-10-04 Gaia hints at a hidden companion star (RUWE 1.8)
2026-10-04 Found by the automatic search in TESS sector 11
The signal
| Type | Eclipsing binary |
| Status | New candidate |
| Period (days) | 2.08319 |
| Period source | hunt.py on TESS QLP sector 11 |
| Eclipse / dip depth | 3.6% |
| Amplitude | 3.1% |
| Data used | TESS sector 11 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 575 (~1,877 light years) |
| Colour, Gaia BP-RP | 0.77 |
| RUWE (Gaia) | 1.77 - hints at a hidden companion star |
| Radial velocity (Gaia) | speed changes by 84 km/s - likely an orbiting pair |
| Gaia G mag | 12.06 |
| TESS mag | 11.66 |
Names & neighbours
| TIC ID | 401436539 |
| Gaia DR3 ID | 6080632041310404736 |
| SIMBAD name | not in SIMBAD |
| Nearest known variable | Gaia DR3 6080632011251772416 (RS), 57" away |
| RA (deg) | 200.578 |
| Dec (deg) | -50.9791 |
| Look it up | SIMBAD · VSX · ESASky · ExoFOP |
Record
| Found by | hunt.py (automatic) |
| Date | 2026-10-04 |
| Last update | 2026-10-04 |
Where it sits among the stars
ESA Gaia colour and true brightness. Grey: every Star Log candidate. Orange: this star.
Data files
- TIC401436539_s0011.fits 79 KB
- TIC401436539_s0011.png 42 KB
- thumb.png 33 KB
- meta.json
