42887 1999 RV155 (Asteroid)
From South El Monte , 42887 1999 RV155 is visible in the dawn sky, rising at 00:21 (PST) and reaching an altitude of 56° above the south-eastern horizon before fading from view as dawn breaks at around 05:10.
| 
                 
                    Name
                    42887 1999 RV155                 
             | 
            
                 
                    Object type
                    Asteroid                 
             | 
        
| Computed for: | 03 November 2025 | 
| Right ascension: | 09h56m [1] | 
| Declination: | +11°25' [1] | 
| Constellation: | Leo | 
| Magnitude: | 20.64 (V) [1] | 
| Distance: | 2.62 AU 21.80 lightmin [1]  | 
| Angular motion (speed): | 10.98 arcmin/day[1] | 
| Angular motion (pos ang): | 292.6° | 
| Semi-major axis: | 2.14 AU | 
| Eccentricity: | 0.241151 | 
| Inclination: | 2.86° | 
| Longitude ascending node: | 282.34° | 
| Argument of perihelion: | 56.05° | 
| Epoch of elements: | 25 January 2025 | 
| Mean Anomaly at epoch: | 40.18° | 
| Absolute mag (H): | 15.47 [1] | 
| Slope parameter (G): | 0.15 [1] | 
| Perihelion: | 1.63 AU | 
| Aphelion: | 2.66 AU | 
| Orbital period: | 3.13 years | 
All times shown in South El Monte local time.