TIC 427450640
Eclipsing binaryNew candidate
Notes
Found automatically by hunt.py in TESS sector 32 (flagged in 1 sector(s)). Detection score 530.1.
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 34.2)
2026-10-12 Found by the automatic search in TESS sector 32
The signal
| Type | Eclipsing binary |
| Status | New candidate |
| Period (days) | 1.91288 |
| Period source | hunt.py on TESS QLP sector 32 |
| Eclipse / dip depth | 3.6% |
| Amplitude | 4.2% |
| Data used | TESS sector 32 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 307 (~1,001 light years) |
| Temperature (Gaia) | 6,271 K |
| Size (Gaia) | 1.05 x the Sun |
| Mass (Gaia) | 1.18 x the Sun |
| Luminosity (Gaia) | 1.53 x the Sun |
| Colour, Gaia BP-RP | 0.76 |
| RUWE (Gaia) | 34.25 - hints at a hidden companion star |
| Radial velocity (Gaia) | speed changes by 44 km/s - likely an orbiting pair |
| Gaia G mag | 11.92 |
| TESS mag | 11.5 |
Names & neighbours
| TIC ID | 427450640 |
| Gaia DR3 ID | 3217759880068888576 |
| SIMBAD name | Gaia DR3 3217759880068888576 [*] |
| Nearest known variable | Gaia DR3 3217759708270486912 (YSO), 100" away |
| RA (deg) | 84.0159 |
| Dec (deg) | -0.659281 |
| 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
- TIC427450640_s0032.fits 205 KB
- TIC427450640_s0032.png 61 KB
- thumb.png 61 KB
- meta.json
