NGC 6557
NGC 6557 is a lenticular galaxy located in the constellation of Octans. The NGC is a catalog of 7,840 nebulae, star clusters, and galaxies. Here are the key stats on NGC 6557:
| NGC: | NGC 6557 |
| Type: | galaxy |
| Galaxy type: | lenticular |
| Galaxy morph class: | S0 |
| Constellation: | Octans |
| Surface brightness: | 23.3 mag/arcsec2 |
| B-mag (blue): | 13.9 |
| J-mag (IR): | 10.2 |
| H-mag (IR): | |
| K-mag (IR): | 9.57 |
| Right Ascension: | 18:21:24.82 |
| Declination: | -76:34:58.70 |
| Major axis: | 1.38 ' |
| Minor axis: | 0.92 ' |
| Angle (major axis): | 77° |
| Radial velocity: | 5500 km/s |
| Redshift: | 0.018519 |
Right Ascension (RA) units = HH:MM:SS.SS
Declination (Dec) units = DD:MM:SS.SS