TIC 389520593
Transit candidateKnown to NASA (TOI)
Notes
Already known to NASA: CTOI 389520593.01 (PC).
Already on NASA's TESS list as CTOI 389520593.01 (PC).
Found automatically by hunt.py in TESS sector 27 (flagged in 2 sector(s)). Detection score 173.9.
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 Found on NASA's list of TESS planet candidates: CTOI 389520593.01 (PC)
2026-10-12 Planet check: Already known to NASA: CTOI 389520593.01 (PC)
2026-10-12 Found by the automatic search in TESS sector 27
The signal
| Type | Transit candidate |
| Status | Known to NASA (TOI) |
| Period (days) | 2.29503 |
| Period source | hunt.py on TESS QLP sector 27 |
| Eclipse / dip depth | 1.3% |
| Amplitude | 0.3% |
| Data used | TESS sector 27 (QLP) |
Planet check
| Verdict | Already known to NASA: CTOI 389520593.01 (PC) |
The star (Gaia & TESS)
| Distance (pc) | 213 (~694 light years) |
| Temperature (Gaia) | 5,874 K |
| Size (Gaia) | 1.23 x the Sun |
| Mass (Gaia) | 1.04 x the Sun |
| Luminosity (Gaia) | 1.62 x the Sun |
| Colour, Gaia BP-RP | 0.75 |
| RUWE (Gaia) | 0.94 - fits a single star |
| Radial velocity (Gaia) | speed changes by 30 km/s - likely an orbiting pair |
| Gaia G mag | 10.77 |
| TESS mag | 10.36 |
Names & neighbours
| TIC ID | 389520593 |
| Gaia DR3 ID | 6778575295041123712 |
| SIMBAD name | TYC 7470-1016-1 [PM*] |
| Nearest known variable | Gaia DR3 6778572065225711360 (ROT), 243" away |
| RA (deg) | 313.03 |
| Dec (deg) | -36.3821 |
| 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
- TIC389520593_s0027.fits 194 KB
- TIC389520593_s0027.png 62 KB
- thumb.png 81 KB
- meta.json
