NGC 1687
NGC 1687 is a early spiral galaxy located in the constellation Caelum. Some key stats include:
| NGC: | NGC 1687 |
| Type: | galaxy |
| Galaxy type: | early spiral |
| Galaxy morph class: | Sab |
| Constellation: | Caelum |
| Surface brightness: | 23.5 mag/arcsec2 |
| B-magnitude (blue): | 14.7 |
| J-magnitude (IR): | 12.6 |
| H-magnitude (IR): | |
| K-magnitude (IR): | 11.9 |
| Right Ascension: | 04:51:21.37 |
| Declination: | -33:56:20.50 |
| Major axis: | 1.35 ' |
| Minor axis: | 0.53 ' |
| Angle (major axis): | 43° |
| Radial velocity: | 5429 km/s |
| Redshift: | 0.018276 |
Right Ascension units = HH:MM:SS.SS
Declination units = DD:MM:SS.SS
PN = planetary nebula