TIC 380943225
Single dip / odd eventProbably known
Notes
NOTE: SIMBAD already lists this star (TYC 20-893-1) as type EB*, so it may be known after all - check the SIMBAD references.
Found automatically by hunt.py in TESS sector 30 (flagged in 1 sector(s)). Detection score 362.1.
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 1.9)
2026-10-12 Found by the automatic search in TESS sector 30
The signal
| Type | Single dip / odd event |
| Status | Probably known |
| Period source | hunt.py on TESS QLP sector 30 |
| Amplitude | 0.6% |
| Data used | TESS sector 30 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 600 (~1,957 light years) |
| Temperature (Gaia) | 5,813 K |
| Size (Gaia) | 2.11 x the Sun |
| Mass (Gaia) | 1.24 x the Sun |
| Luminosity (Gaia) | 4.58 x the Sun |
| Colour, Gaia BP-RP | 0.76 |
| RUWE (Gaia) | 1.90 - hints at a hidden companion star |
| Radial velocity (Gaia) | speed changes by 140 km/s - likely an orbiting pair |
| Gaia G mag | 11.87 |
| TESS mag | 11.47 |
Names & neighbours
| TIC ID | 380943225 |
| Gaia DR3 ID | 2535061329287900672 |
| SIMBAD name | TYC 20-893-1 [EB*] |
| Nearest known variable | none within 5' |
| RA (deg) | 19.3601 |
| Dec (deg) | 0.679339 |
| 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
- TIC380943225_s0030.fits 217 KB
- TIC380943225_s0030.png 42 KB
- thumb.png 36 KB
- meta.json
