540 Rosamunde (Asteroid)
From Cambridge , 540 Rosamunde is visible in the evening sky, becoming accessible around 17:38 (EST), 24° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 22:16, 61° above your southern horizon. It will continue to be observable until around 03:07, when it sinks below 21° above your western horizon.
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Name
540 Rosamunde
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Object type
Asteroid
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Current position
| Computed for: | 05 January 2025 |
| Right ascension: | 05h35m [1] |
| Declination: | +14°01' [1] |
| Constellation: | Orion |
| Magnitude: | 13.61 (V) [1] |
| Distance: | 1.25 AU 10.38 lightmin [1] |
| Angular motion (speed): | 31.21 arcmin/day[1] |
| Angular motion (pos ang): | 271.3° |
Orbital elements [1]
| Semi-major axis: | 2.22 AU |
| Eccentricity: | 0.089350 |
| Inclination: | 5.58° |
| Longitude ascending node: | 202.08° |
| Argument of perihelion: | 337.40° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 289.87° |
| Absolute mag (H): | 10.78 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.02 AU |
| Aphelion: | 2.42 AU |
| Orbital period: | 3.31 years |