TIC 85242457
Single dip / odd eventProbably known
Notes
NOTE: SIMBAD already lists this star (TYC 4112-1494-1) as type SB*, so it may be known after all - check the SIMBAD references.
Found automatically by hunt.py in TESS sector 20 (flagged in 1 sector(s)). Detection score 206.8.
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 6.7)
2026-10-11 Found by the automatic search in TESS sector 20
The signal
| Type | Single dip / odd event |
| Status | Probably known |
| Period source | hunt.py on TESS QLP sector 20 |
| Amplitude | 0.2% |
| Data used | TESS sector 20 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 395 (~1,289 light years) |
| Temperature (Gaia) | 5,684 K |
| Size (Gaia) | 1.91 x the Sun |
| Mass (Gaia) | 1.13 x the Sun |
| Luminosity (Gaia) | 3.43 x the Sun |
| Colour, Gaia BP-RP | 0.80 |
| RUWE (Gaia) | 6.70 - hints at a hidden companion star |
| Radial velocity (Gaia) | speed changes by 37 km/s - likely an orbiting pair |
| Gaia G mag | 11.32 |
| TESS mag | 10.89 |
Names & neighbours
| TIC ID | 85242457 |
| Gaia DR3 ID | 1086410878011578240 |
| SIMBAD name | TYC 4112-1494-1 [SB*] |
| Nearest known variable | Gaia DR3 1086411535142653312 (ROT), 75" away |
| RA (deg) | 114.419 |
| Dec (deg) | 61.2104 |
| 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
- TIC85242457_s0020.fits 76 KB
- TIC85242457_s0020.png 39 KB
- thumb.png 34 KB
- meta.json
