Hickson 81 (Galaxy cluster)
                R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.            
        From South El Monte , Hickson 81 will become visible at around 19:00 (PDT), 25° above your western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting 3 hours and 7 minutes after the Sun at 21:06.
| 
                    Name
                    Hickson 81                 | 
                    Object type
                    Galaxy cluster                 | 
Position
        | Right ascension: | 16h18m [1] | 
| Declination: | +12°47' [1] | 
| Constellation: | Hercules | 
| Magnitude: | 13.30 (R) [1] |