261 Prymno (Asteroid)
From South El Monte , 261 Prymno will become visible at around 20:15 (PDT), 35° above your western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 23:18.
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Name
261 Prymno
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Object type
Asteroid
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Current position
| Computed for: | 05 April 2026 |
| Right ascension: | 04h20m [1] |
| Declination: | +20°56' [1] |
| Constellation: | Taurus |
| Magnitude: | 14.52 (V) [1] |
| Distance: | 2.74 AU 22.82 lightmin [1] |
Orbital elements [1]
| Semi-major axis: | 2.33 AU |
| Eccentricity: | 0.090407 |
| Inclination: | 3.63° |
| Longitude ascending node: | 96.58° |
| Argument of perihelion: | 66.59° |
| Epoch of elements: | 21 Nov 2025 |
| Mean Anomaly at epoch: | 256.29° |
| Absolute mag (H): | 9.55 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.12 AU |
| Aphelion: | 2.54 AU |
| Orbital period: | 3.56 years |