TIC 166090445
Eclipsing binaryProbably known
Notes
NOTE: SIMBAD already lists this star (RX J1420.8+6049) as type SB*, so it may be known after all - check the SIMBAD references.
Found automatically by hunt.py in TESS sector 15 (flagged in 3 sector(s)). Detection score 785.7.
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.
The signal
| Type | Eclipsing binary |
| Status | Probably known |
| Period (days) | 5.32716 |
| Period source | hunt.py on TESS QLP sector 15 |
| Eclipse / dip depth | 12.2% |
| Amplitude | 0.3% |
| Data used | TESS sector 15 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 46 (~150 light years) |
| Temperature (Gaia) | 3,025 K |
| Size (Gaia) | 0.63 x the Sun |
| Luminosity (Gaia) | 0.03 x the Sun |
| Colour, Gaia BP-RP | 2.74 |
| RUWE (Gaia) | 1.28 - fits a single star |
| Radial velocity (Gaia) | speed changes by 193 km/s - likely an orbiting pair |
| Gaia G mag | 12.98 |
| TESS mag | 11.72 |
Names & neighbours
| TIC ID | 166090445 |
| Gaia DR3 ID | 1660397630369159680 |
| SIMBAD name | RX J1420.8+6049 [SB*] |
| Nearest known variable | none within 5' |
| RA (deg) | 215.206 |
| Dec (deg) | 60.8263 |
| Look it up | SIMBAD · VSX · ESASky · ExoFOP |
Record
| Found by | hunt.py (automatic) |
| Date | 2026-10-10 |
Where it sits among the stars
ESA Gaia colour and true brightness. Grey: every Star Log candidate. Orange: this star.
Data files
- TIC166090445_s0015.fits 76 KB
- TIC166090445_s0015.png 36 KB
- thumb.png 28 KB
- meta.json
