226824 2004 RW287 (Asteroid)
From South El Monte , 226824 2004 RW287 is visible in the evening sky, becoming accessible around 19:44 (PDT), 24° above your southern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 19:44, 24° above your southern horizon. It will continue to be observable until around 21:00, when it sinks below 21° above your southern horizon.
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Name
226824 2004 RW287
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Object type
Asteroid
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Current position
| Computed for: | 24 September 2025 |
| Right ascension: | 19h09m [1] |
| Declination: | −31°36' [1] |
| Constellation: | Sagittarius |
| Magnitude: | 20.31 (V) [1] |
| Distance: | 2.14 AU 17.81 lightmin [1] |
| Angular motion (speed): | 16.58 arcmin/day[1] |
| Angular motion (pos ang): | 265.8° |
Orbital elements [1]
| Semi-major axis: | 3.10 AU |
| Eccentricity: | 0.189108 |
| Inclination: | 7.61° |
| Longitude ascending node: | 29.44° |
| Argument of perihelion: | 307.92° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 295.86° |
| Absolute mag (H): | 15.54 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.51 AU |
| Aphelion: | 3.69 AU |
| Orbital period: | 5.46 years |