TIC 33476442
Eclipsing binaryProbably known
Notes
NOTE: SIMBAD already lists this star (TYC 6431-920-1) as type **, so it may be known after all - check the SIMBAD references.
Found automatically by hunt.py in TESS sector 30 (flagged in 1 sector(s)). Detection score 432.2.
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.
The signal
| Type | Eclipsing binary |
| Status | Probably known |
| Period (days) | 4.13664 |
| Period source | hunt.py on TESS QLP sector 30 |
| Eclipse / dip depth | 4.3% |
| Amplitude | 2.2% |
| Data used | TESS sector 30 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 451 (~1,470 light years) |
| Temperature (Gaia) | 5,527 K |
| Size (Gaia) | 1.79 x the Sun |
| Mass (Gaia) | 1.06 x the Sun |
| Luminosity (Gaia) | 2.71 x the Sun |
| Colour, Gaia BP-RP | 0.85 |
| RUWE (Gaia) | 0.83 - fits a single star |
| Radial velocity (Gaia) | speed changes by 147 km/s - likely an orbiting pair |
| Gaia G mag | 11.88 |
| TESS mag | 11.42 |
Names & neighbours
| TIC ID | 33476442 |
| Gaia DR3 ID | 5023361524262974720 |
| SIMBAD name | TYC 6431-920-1 [**] |
| Nearest known variable | Gaia DR3 5023362658133415680 (ROT, P = 7.9099 d), 223" away |
| RA (deg) | 25.8925 |
| Dec (deg) | -29.0631 |
| Look it up | SIMBAD · VSX · ESASky · ExoFOP |
Record
| Found by | hunt.py (automatic) |
| Date | 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
- TIC33476442_s0030.fits 217 KB
- TIC33476442_s0030.png 52 KB
- thumb.png 60 KB
- meta.json
