TIC 442662494
Single dip / odd eventProbably known
Notes
NOTE: SIMBAD already lists this star (TYC 8597-442-1) as type SB*, so it may be known after all - check the SIMBAD references.
Found automatically by hunt.py in TESS sector 10 (flagged in 2 sector(s)). Detection score 448.6.
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:
2026-10-03 Gaia hints at a hidden companion star (RUWE 4.3)
2026-10-03 Found by the automatic search in TESS sector 10
The signal
| Type | Single dip / odd event |
| Status | Probably known |
| Period source | hunt.py on TESS QLP sector 10 |
| Amplitude | 0.6% |
| Data used | TESS sector 10 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 313 (~1,022 light years) |
| Temperature (Gaia) | 5,252 K |
| Size (Gaia) | 1.57 x the Sun |
| Mass (Gaia) | 0.93 x the Sun |
| Luminosity (Gaia) | 1.61 x the Sun |
| Colour, Gaia BP-RP | 0.99 |
| RUWE (Gaia) | 4.29 - hints at a hidden companion star |
| Radial velocity (Gaia) | speed changes by 87 km/s - likely an orbiting pair |
| Gaia G mag | 11.76 |
| TESS mag | 11.24 |
Names & neighbours
| TIC ID | 442662494 |
| Gaia DR3 ID | 5257808361458224128 |
| SIMBAD name | TYC 8597-442-1 [SB*] |
| Nearest known variable | Gaia DR3 5257808395818144256 (RS), 65" away |
| RA (deg) | 146.481 |
| Dec (deg) | -58.3338 |
| Look it up | SIMBAD · VSX · ESASky · ExoFOP |
Record
| Found by | hunt.py (automatic) |
| Date | 2026-10-03 |
| Last update | 2026-10-03 |
Where it sits among the stars
ESA Gaia colour and true brightness. Grey: every Star Log candidate. Orange: this star.
Data files
- TIC442662494_s0010.fits 76 KB
- TIC442662494_s0010.png 35 KB
- thumb.png 27 KB
- meta.json
