TIC 140509677
Single dip / odd eventProbably known
Notes
NOTE: SIMBAD already lists this star (TYC 7002-1461-1) as type SB*, 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 336.7.
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 2.4)
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 | 0.4% |
| Data used | TESS sector 30 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 316 (~1,032 light years) |
| Colour, Gaia BP-RP | 0.91 |
| RUWE (Gaia) | 2.41 - hints at a hidden companion star |
| Radial velocity (Gaia) | speed changes by 45 km/s - likely an orbiting pair |
| Gaia G mag | 12.18 |
| TESS mag | 11.71 |
Names & neighbours
| TIC ID | 140509677 |
| Gaia DR3 ID | 5028976592707551488 |
| SIMBAD name | TYC 7002-1461-1 [SB*] |
| Nearest known variable | none within 5' |
| RA (deg) | 21.8793 |
| Dec (deg) | -30.5004 |
| 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
- TIC140509677_s0030.fits 217 KB
- TIC140509677_s0030.png 39 KB
- thumb.png 27 KB
- meta.json
