120872 1998 RD23 (Asteroid)
From South El Monte , 120872 1998 RD23 is visible in the morning sky, becoming accessible around 00:02, when it reaches an altitude of 21° above your eastern horizon. It will then reach its highest point in the sky at 05:09, 76° above your southern horizon. It will be lost to dawn twilight around 05:13, 76° above your southern horizon.
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Name
120872 1998 RD23
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Object type
Asteroid
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Current position
| Computed for: | 06 November 2025 |
| Right ascension: | 08h21m [1] |
| Declination: | +20°42' [1] |
| Constellation: | Cancer |
| Magnitude: | 21.69 (V) [1] |
| Distance: | 2.19 AU 18.23 lightmin [1] |
| Angular motion (speed): | 13.51 arcmin/day[1] |
| Angular motion (pos ang): | 279.6° |
Orbital elements [1]
| Semi-major axis: | 2.20 AU |
| Eccentricity: | 0.201410 |
| Inclination: | 3.88° |
| Longitude ascending node: | 85.39° |
| Argument of perihelion: | 221.88° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 55.08° |
| Absolute mag (H): | 16.87 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 1.76 AU |
| Aphelion: | 2.64 AU |
| Orbital period: | 3.26 years |