NGC 21
| ||
 | ||
| Fampahalalana mikasika ny fandinihana | ||
|---|---|---|
| Atonton-kintana | Andromeda | |
| Right ascension | 00h 10m 46.9s | |
| Dekilinasiôna | +33° 21′ 10″ | |
| Hafaingana radiala | 4770 ± 4 km/s | |
| Halavirana | 234 ± 29 Mtk<br-->(71.7 ± 8.9 Mpc) | |
| Tsiahy hafa | } | |
| Fanononana azy hafa | ||
See also: Vondron-kintana, Lisitry ny vondron-kintana
I NGC 21 dia kintana iray ao amin'ny atonton-kintan'i Andromeda. Ilay kintana dia manana halavirana 234 ± 29 Mtk<br-->(71.7 ± 8.9 Mpc) amin'i Tany. Ny atao hoe déclinaison dia +33° 21′ 10″.
Jereo koa[hanova | hanova ny fango]
Rohy ivelany[hanova | hanova ny fango]
- ((en)) Tetikasa NGC/IC
|
|