TIC 159740171
Single dip / odd eventNew candidate
Notes
Found automatically by hunt.py in TESS sector 25 (flagged in 2 sector(s)). Detection score 237.7.
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:
2026-10-11 Gaia hints at a hidden companion star (RUWE 2.3)
2026-10-11 Found by the automatic search in TESS sector 25
The signal
| Type | Single dip / odd event |
| Status | New candidate |
| Period source | hunt.py on TESS QLP sector 25 |
| Amplitude | 0.3% |
| Data used | TESS sector 25 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 553 (~1,805 light years) |
| Temperature (Gaia) | 6,547 K |
| Size (Gaia) | 1.54 x the Sun |
| Mass (Gaia) | 1.32 x the Sun |
| Luminosity (Gaia) | 3.91 x the Sun |
| Colour, Gaia BP-RP | 0.62 |
| RUWE (Gaia) | 2.32 - hints at a hidden companion star |
| Radial velocity (Gaia) | speed changes by 32 km/s - likely an orbiting pair |
| Gaia G mag | 12.01 |
| TESS mag | 11.68 |
Names & neighbours
| TIC ID | 159740171 |
| Gaia DR3 ID | 1344988323212405632 |
| SIMBAD name | TYC 3097-870-1 [*] |
| Nearest known variable | ZTF J175328.50+411805.0 (BY, P = 2.7757 d), 228" away |
| RA (deg) | 268.311 |
| Dec (deg) | 41.2554 |
| Look it up | SIMBAD · VSX · ESASky · ExoFOP |
Record
| Found by | hunt.py (automatic) |
| Date | 2026-10-11 |
| Last update | 2026-10-11 |
Where it sits among the stars
ESA Gaia colour and true brightness. Grey: every Star Log candidate. Orange: this star.
Data files
- TIC159740171_s0025.fits 73 KB
- TIC159740171_s0025.png 39 KB
- thumb.png 29 KB
- meta.json
