TIC 149916681
Eclipsing binaryNew candidate
Notes
Found automatically by hunt.py in TESS sector 21 (flagged in 1 sector(s)). Detection score 364.7.
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:
2026-10-11 Gaia hints at a hidden companion star (RUWE 1.5)
2026-10-11 Found by the automatic search in TESS sector 21
The signal
| Type | Eclipsing binary |
| Status | New candidate |
| Period (days) | 3.08813 |
| Period source | hunt.py on TESS QLP sector 21 |
| Eclipse / dip depth | 4.4% |
| Amplitude | 1.3% |
| Data used | TESS sector 21 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 522 (~1,701 light years) |
| Colour, Gaia BP-RP | 0.75 |
| RUWE (Gaia) | 1.54 - hints at a hidden companion star |
| Radial velocity (Gaia) | speed changes by 123 km/s - likely an orbiting pair |
| Gaia G mag | 11.70 |
| TESS mag | 11.31 |
Names & neighbours
| TIC ID | 149916681 |
| Gaia DR3 ID | 1048130594712586624 |
| SIMBAD name | TYC 4145-1244-1 [*] |
| Nearest known variable | none within 5' |
| RA (deg) | 160.516 |
| Dec (deg) | 61.2047 |
| 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
- TIC149916681_s0021.fits 79 KB
- TIC149916681_s0021.png 45 KB
- thumb.png 39 KB
- meta.json
