TIC 258918831
Transit candidateKnown to NASA (TOI)
Notes
Already known to NASA: CTOI 258918831.01 (PC).
Already on NASA's TESS list as CTOI 258918831.01 (PC).
Found automatically by hunt.py in TESS sector 22 (flagged in 13 sector(s)). Detection score 102.2.
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 37.4)
2026-10-11 Found on NASA's list of TESS planet candidates: CTOI 258918831.01 (PC)
2026-10-11 Planet check: Already known to NASA: CTOI 258918831.01 (PC)
2026-10-11 Found by the automatic search in TESS sector 22
The signal
| Type | Transit candidate |
| Status | Known to NASA (TOI) |
| Period (days) | 5.98887 |
| Period source | hunt.py on TESS QLP sector 22 |
| Eclipse / dip depth | 2.0% |
| Amplitude | 0.3% |
| Data used | TESS sector 22 (QLP) |
Planet check
| Verdict | Already known to NASA: CTOI 258918831.01 (PC) |
The star (Gaia & TESS)
| Distance (pc) | 325 (~1,060 light years) |
| Colour, Gaia BP-RP | 0.90 |
| RUWE (Gaia) | 37.39 - hints at a hidden companion star |
| Gaia G mag | 12.27 |
| TESS mag | 11.71 |
Names & neighbours
| TIC ID | 258918831 |
| Gaia DR3 ID | 2262123746834145152 |
| SIMBAD name | UCAC4 798-027929 [*] |
| Nearest known variable | Gaia DR3 2262123373174116480 (ROT), 40" away |
| RA (deg) | 288.638 |
| Dec (deg) | 69.4431 |
| 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.