NGC840 (Galaxy)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
From South El Monte , NGC840 will become visible at around 18:38 (PST), 45° above your south-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 22:26.
|
Name
NGC840
|
Object type
Galaxy
|
Position
| Right ascension: | 02h10m [4] |
| Declination: | +07°50' [4] |
| Constellation: | Cetus |
| Magnitude: | 13.42 (V) [2] 14.30 (B) [2] 11.35 (J) [2] 10.52 (H) [2] 10.32 (K) [2] |
| Angular dimensions: | 1.7 arcmin x 0.8 arcmin |
| Position angle: | Major axis 77.0°E of N |
| Hubble type: | Sb |
| Distance: | 94.0 Mpc 306.4 Mlyr [1] |
| B-V Color (mag): | 0.88 |
Derived quantities
| Absolute mag (V): | -21.45 |
Sources