TIC 163654771
Single dip / odd eventProbably known
Notes
NOTE: SIMBAD already lists this star (TYC 8257-346-1) as type SB*, so it may be known after all - check the SIMBAD references.
Found automatically by hunt.py in TESS sector 11 (flagged in 1 sector(s)). Detection score 340.2.
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 | Single dip / odd event |
| Status | Probably known |
| Period source | hunt.py on TESS QLP sector 11 |
| Amplitude | 0.3% |
| Data used | TESS sector 11 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 461 (~1,505 light years) |
| Temperature (Gaia) | 7,136 K |
| Size (Gaia) | 1.74 x the Sun |
| Mass (Gaia) | 1.54 x the Sun |
| Luminosity (Gaia) | 7.11 x the Sun |
| Colour, Gaia BP-RP | 0.52 |
| RUWE (Gaia) | 1.20 - fits a single star |
| Radial velocity (Gaia) | speed changes by 66 km/s - likely an orbiting pair |
| Gaia G mag | 11.07 |
| TESS mag | 10.79 |
Names & neighbours
| TIC ID | 163654771 |
| Gaia DR3 ID | 6078203636744430208 |
| SIMBAD name | TYC 8257-346-1 [SB*] |
| Nearest known variable | Gaia DR3 6078203911622344320 (RS), 82" away |
| RA (deg) | 191.318 |
| Dec (deg) | -52.2088 |
| Look it up | SIMBAD · VSX · ESASky · ExoFOP |
Record
| Found by | hunt.py (automatic) |
| Date | 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
- TIC163654771_s0011.fits 79 KB
- TIC163654771_s0011.png 41 KB
- thumb.png 32 KB
- meta.json
