NGC3257 (Galaxy)
                R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.            
        From South El Monte , NGC3257 is not readily observable since it lies so far south that it will never rise more than 20° above the horizon.
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                    Name
                    NGC3257                 
             | 
            
                 
                    Object type
                    Galaxy                 
             | 
        
Position
| Right ascension: | 10h28m [2] | 
| Declination: | −35°39' [2] | 
| Constellation: | Antlia | 
| Magnitude: | 13.12 (V) [2] 14.10 (B) [2] 11.14 (J) [2] 10.44 (H) [2] 10.14 (K) [2]  | 
| Hubble type: | E-S0 | 
| Distance: | 42.6 Mpc 138.9 Mlyr [1]  | 
| B-V Color (mag): | 0.98 | 
Derived quantities
        | Absolute mag (V): | -20.03 |