TIC 279825271
Eclipsing binaryNew candidate
Rare & notable finds
Nothing rare: all 8 checks came back clear. What was checked →
Checked, nothing found (6)
Microlensing (rogue planet?) · Exocomet-shaped dip · Eclipse timing (third body?) · Pulsating star in an eclipsing binary · Extra dips outside the eclipses · Type of star
Checked 2026-10-12 11:33 on NVIDIA GeForce RTX 4070, using every TESS sector of this star. All results (.json)
Notes
Found automatically by hunt.py in TESS sector 21 (flagged in 1 sector(s)). Detection score 473.7.
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 1.6)
2026-10-11 Found by the automatic search in TESS sector 21
The signal
| Type | Eclipsing binary |
| Status | New candidate |
| Period (days) | 2.98408 |
| Period source | hunt.py on TESS QLP sector 21 |
| Eclipse / dip depth | 14.7% |
| Amplitude | 10.8% |
| Data used | TESS sector 21 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 542 (~1,766 light years) |
| Temperature (Gaia) | 4,760 K |
| Size (Gaia) | 1.26 x the Sun |
| Luminosity (Gaia) | 0.71 x the Sun |
| Colour, Gaia BP-RP | 1.20 |
| RUWE (Gaia) | 1.59 - hints at a hidden companion star |
| Gaia G mag | 13.94 |
| TESS mag | 13.32 |
Names & neighbours
| TIC ID | 279825271 |
| Gaia DR3 ID | 1013253673562830848 |
| SIMBAD name | not in SIMBAD |
| Nearest known variable | ZTF J091246.32+502907.9 (BY, P = 1.0467 d), 209" away |
| RA (deg) | 138.104 |
| Dec (deg) | 50.4987 |
| 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
- TIC279825271_s0021.fits 79 KB
- TIC279825271_s0021.png 41 KB
- rare_check.json 3 KB
- thumb.png 41 KB
- meta.json
