TIC 273367473
Single dip / odd eventProbably known
Notes
NOTE: SIMBAD already lists this star (UCAC4 075-045216) as type SB*, so it may be known after all - check the SIMBAD references.
Found automatically by hunt.py in TESS sector 27 (flagged in 1 sector(s)). Detection score 188.2.
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.
Updates:
2026-10-12 Gaia hints at a hidden companion star (RUWE 1.8)
2026-10-12 Found by the automatic search in TESS sector 27
The signal
| Type | Single dip / odd event |
| Status | Probably known |
| Period source | hunt.py on TESS QLP sector 27 |
| Amplitude | 0.5% |
| Data used | TESS sector 27 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 421 (~1,375 light years) |
| Temperature (Gaia) | 6,053 K |
| Size (Gaia) | 1.46 x the Sun |
| Mass (Gaia) | 1.18 x the Sun |
| Luminosity (Gaia) | 2.58 x the Sun |
| Colour, Gaia BP-RP | 0.72 |
| RUWE (Gaia) | 1.77 - hints at a hidden companion star |
| Radial velocity (Gaia) | speed changes by 48 km/s - likely an orbiting pair |
| Gaia G mag | 11.84 |
| TESS mag | 11.46 |
Names & neighbours
| TIC ID | 273367473 |
| Gaia DR3 ID | 6357601700404045184 |
| SIMBAD name | UCAC4 075-045216 [SB*] |
| Nearest known variable | Gaia DR3 6357600841410587136 (RS), 211" away |
| RA (deg) | 340.127 |
| Dec (deg) | -75.1693 |
| Look it up | SIMBAD · VSX · ESASky · ExoFOP |
Record
| Found by | hunt.py (automatic) |
| Date | 2026-10-12 |
| Last update | 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
- TIC273367473_s0027.fits 194 KB
- TIC273367473_s0027.png 45 KB
- thumb.png 37 KB
- meta.json
