1631 Kopff (Asteroid)
From South El Monte , 1631 Kopff is visible between 23:36 and 02:10. It will become accessible at around 23:36, when it rises to an altitude of 21° above your southern horizon. It will reach its highest point in the sky at 00:53, 24° above your southern horizon. It will become inaccessible at around 02:10 when it sinks below 21° above your southern horizon.
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Name
1631 Kopff
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Object type
Asteroid
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Current position
| Computed for: | 11 August 2026 |
| Right ascension: | 21h20m [1] |
| Declination: | −31°28' [1] |
| Constellation: | Microscopium |
| Magnitude: | 13.52 (V) [1] |
| Distance: | 0.77 AU 6.43 lightmin [1] |
Orbital elements [1]
| Semi-major axis: | 2.24 AU |
| Eccentricity: | 0.214007 |
| Inclination: | 7.49° |
| Longitude ascending node: | 16.75° |
| Argument of perihelion: | 314.97° |
| Epoch of elements: | 9 Jun 2026 |
| Mean Anomaly at epoch: | 331.14° |
| Absolute mag (H): | 12.23 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 1.76 AU |
| Aphelion: | 2.71 AU |
| Orbital period: | 3.34 years |
Source