TIC 305537778
Single dip / odd eventNew candidate
Notes
Found automatically by hunt.py in TESS sector 8 (flagged in 1 sector(s)). Detection score 239.5.
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:
2026-10-03 Gaia hints at a hidden companion star (RUWE 6.5)
2026-10-03 Found by the automatic search in TESS sector 8
The signal
| Type | Single dip / odd event |
| Status | New candidate |
| Period source | hunt.py on TESS QLP sector 8 |
| Amplitude | 0.4% |
| Data used | TESS sector 8 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 660 (~2,153 light years) |
| Temperature (Gaia) | 5,569 K |
| Size (Gaia) | 1.77 x the Sun |
| Mass (Gaia) | 1.05 x the Sun |
| Luminosity (Gaia) | 2.73 x the Sun |
| Colour, Gaia BP-RP | 0.92 |
| RUWE (Gaia) | 6.50 - hints at a hidden companion star |
| Radial velocity (Gaia) | speed changes by 31 km/s - likely an orbiting pair |
| Gaia G mag | 12.69 |
| TESS mag | 12.21 |
Names & neighbours
| TIC ID | 305537778 |
| Gaia DR3 ID | 5731629943797868544 |
| SIMBAD name | UCAC4 378-057078 [*], 1.6" away |
| Nearest known variable | Gaia DR3 5731628741207028352 (ROT), 136" away |
| RA (deg) | 139.339 |
| Dec (deg) | -14.4178 |
| 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
- TIC305537778_s0008.fits 62 KB
- TIC305537778_s0008.png 34 KB
- thumb.png 26 KB
- meta.json
