TIC 220430447
Single dip / odd eventProbably known
Notes
NOTE: SIMBAD already lists this star (CD-54 975) as type **, so it may be known after all - check the SIMBAD references.
Found automatically by hunt.py in TESS sector 13 (flagged in 1 sector(s)). Detection score 366.7.
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:
2026-10-09 Gaia hints at a hidden companion star (RUWE 11.8)
2026-10-09 Found by the automatic search in TESS sector 13
The signal
| Type | Single dip / odd event |
| Status | Probably known |
| Period source | hunt.py on TESS QLP sector 13 |
| Amplitude | 0.2% |
| Data used | TESS sector 13 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 190 (~619 light years) |
| Colour, Gaia BP-RP | 0.78 |
| RUWE (Gaia) | 11.83 - hints at a hidden companion star |
| Gaia G mag | 10.77 |
| TESS mag | 10.1 |
Names & neighbours
| TIC ID | 220430447 |
| Gaia DR3 ID | 4777062329707264640 |
| SIMBAD name | CD-54 975 [**] |
| Nearest known variable | none within 5' |
| RA (deg) | 73.1969 |
| Dec (deg) | -54.0435 |
| Look it up | SIMBAD · VSX · ESASky · ExoFOP |
Record
| Found by | hunt.py (automatic) |
| Date | 2026-10-09 |
| Last update | 2026-10-09 |
Where it sits among the stars
ESA Gaia colour and true brightness. Grey: every Star Log candidate. Orange: this star.
Data files
- TIC220430447_s0013.fits 82 KB
- TIC220430447_s0013.png 39 KB
- thumb.png 28 KB
- meta.json
