TIC 38403151
Eclipsing binaryNew candidate
Notes
Found automatically by hunt.py in TESS sector 31 (flagged in 1 sector(s)). Detection score 844.9.
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 4.3)
2026-10-12 Found by the automatic search in TESS sector 31
The signal
| Type | Eclipsing binary |
| Status | New candidate |
| Period (days) | 5.83096 |
| Period source | hunt.py on TESS QLP sector 31 |
| Eclipse / dip depth | 20.7% |
| Amplitude | 3.3% |
| Data used | TESS sector 31 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 434 (~1,417 light years) |
| Temperature (Gaia) | 5,192 K |
| Size (Gaia) | 1.03 x the Sun |
| Mass (Gaia) | 0.89 x the Sun |
| Luminosity (Gaia) | 0.88 x the Sun |
| Colour, Gaia BP-RP | 1.03 |
| RUWE (Gaia) | 4.27 - hints at a hidden companion star |
| Gaia G mag | 13.30 |
| TESS mag | 12.77 |
Names & neighbours
| TIC ID | 38403151 |
| Gaia DR3 ID | 5164467520812354432 |
| SIMBAD name | not in SIMBAD |
| Nearest known variable | none within 5' |
| RA (deg) | 54.4697 |
| Dec (deg) | -8.71188 |
| 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
- TIC38403151_s0031.fits 200 KB
- TIC38403151_s0031.png 47 KB
- thumb.png 42 KB
- meta.json
