TIC 336405638
Single dip / odd eventProbably known
Notes
NOTE: SIMBAD already lists this star (TYC 3122-289-1) as type SB*, so it may be known after all - check the SIMBAD references.
Found automatically by hunt.py in TESS sector 26 (flagged in 2 sector(s)). Detection score 180.5.
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:
2026-10-10 Gaia hints at a hidden companion star (RUWE 1.6)
2026-10-10 Found by the automatic search in TESS sector 14
The signal
| Type | Single dip / odd event |
| Status | Probably known |
| Period source | hunt.py on TESS QLP sector 26 |
| Amplitude | 0.4% |
| Data used | TESS sector 26 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 275 (~898 light years) |
| Temperature (Gaia) | 5,680 K |
| Size (Gaia) | 1.09 x the Sun |
| Mass (Gaia) | 0.95 x the Sun |
| Luminosity (Gaia) | 1.12 x the Sun |
| Colour, Gaia BP-RP | 0.81 |
| RUWE (Gaia) | 1.56 - hints at a hidden companion star |
| Radial velocity (Gaia) | speed changes by 62 km/s - likely an orbiting pair |
| Gaia G mag | 11.75 |
| TESS mag | 11.33 |
Names & neighbours
| TIC ID | 336405638 |
| Gaia DR3 ID | 2098283461893498112 |
| SIMBAD name | TYC 3122-289-1 [SB*] |
| Nearest known variable | Gaia DR3 2098286691708905344 (E, P = 0.28663 d), 197" away |
| RA (deg) | 281.968 |
| Dec (deg) | 39.9809 |
| Look it up | SIMBAD · VSX · ESASky · ExoFOP |
Record
| Found by | hunt.py (automatic) |
| Date | 2026-10-10 |
| Last update | 2026-10-10 |
Where it sits among the stars
ESA Gaia colour and true brightness. Grey: every Star Log candidate. Orange: this star.
Data files
- TIC336405638_s0014.fits 79 KB
- TIC336405638_s0014.png 40 KB
- TIC336405638_s0026.fits 73 KB
- TIC336405638_s0026.png 35 KB
- thumb.png 27 KB
- meta.json
