TIC 458457983
Single dip / odd eventProbably known
Notes
NOTE: SIMBAD already lists this star (BD+13 2734) as type SB*, so it may be known after all - check the SIMBAD references.
Found automatically by hunt.py in TESS sector 23 (flagged in 1 sector(s)). Detection score 49.1.
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:
2026-10-11 Gaia hints at a hidden companion star (RUWE 1.6)
2026-10-11 Found by the automatic search in TESS sector 23
The signal
| Type | Single dip / odd event |
| Status | Probably known |
| Period source | hunt.py on TESS QLP sector 23 |
| Amplitude | 0.1% |
| Data used | TESS sector 23 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 116 (~378 light years) |
| Temperature (Gaia) | 5,728 K |
| Size (Gaia) | 1.23 x the Sun |
| Mass (Gaia) | 0.97 x the Sun |
| Luminosity (Gaia) | 1.46 x the Sun |
| Colour, Gaia BP-RP | 0.83 |
| RUWE (Gaia) | 1.63 - hints at a hidden companion star |
| Radial velocity (Gaia) | speed changes by 60 km/s - likely an orbiting pair |
| Gaia G mag | 9.63 |
| TESS mag | 9.186 |
Names & neighbours
| TIC ID | 458457983 |
| Gaia DR3 ID | 3727849785488193408 |
| SIMBAD name | BD+13 2734 [SB*] |
| Nearest known variable | Gaia DR3 3727853049663339136 (ROT), 264" away |
| RA (deg) | 209.635 |
| Dec (deg) | 13.1213 |
| 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
- TIC458457983_s0023.fits 79 KB
- TIC458457983_s0023.png 40 KB
- thumb.png 43 KB
- meta.json
