TIC 138340530
Single dip / odd eventNew candidate
Notes
Found automatically by hunt.py in TESS sector 20 (flagged in 1 sector(s)). Detection score 296.0.
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 5.2)
2026-10-11 Found by the automatic search in TESS sector 20
The signal
| Type | Single dip / odd event |
| Status | New candidate |
| Period source | hunt.py on TESS QLP sector 20 |
| Amplitude | 0.4% |
| Data used | TESS sector 20 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 1,242 (~4,050 light years) |
| Temperature (Gaia) | 9,021 K |
| Size (Gaia) | 3.32 x the Sun |
| Mass (Gaia) | 2.53 x the Sun |
| Luminosity (Gaia) | 64.82 x the Sun |
| Colour, Gaia BP-RP | 0.39 |
| RUWE (Gaia) | 5.20 - hints at a hidden companion star |
| Radial velocity (Gaia) | speed changes by 54 km/s - likely an orbiting pair |
| Gaia G mag | 11.25 |
| TESS mag | 11.06 |
Names & neighbours
| TIC ID | 138340530 |
| Gaia DR3 ID | 3439026905712696448 |
| SIMBAD name | TYC 2425-524-1 [*] |
| Nearest known variable | Gaia DR3 3439027734643707136 (DSCT|GDOR|SXPHE), 81" away |
| RA (deg) | 95.6447 |
| Dec (deg) | 32.17 |
| 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
- TIC138340530_s0020.fits 76 KB
- TIC138340530_s0020.png 40 KB
- thumb.png 31 KB
- meta.json
