42 Isis (Asteroid)
From South El Monte , 42 Isis is visible in the morning sky, becoming accessible around 00:40, when it reaches an altitude of 21° above your eastern horizon. It will then reach its highest point in the sky at 05:51, 78° above your southern horizon. It will be lost to dawn twilight around 05:58, 78° above your southern horizon.
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Name
42 Isis
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Object type
Asteroid
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Current position
| Computed for: | 19 October 2025 |
| Right ascension: | 06h52m [1] |
| Declination: | +22°11' [1] |
| Constellation: | Gemini |
| Magnitude: | 12.53 (V) [1] |
| Distance: | 2.18 AU 18.12 lightmin [1] |
| Angular motion (speed): | 13.48 arcmin/day[1] |
| Angular motion (pos ang): | 264.8° |
Orbital elements [1]
| Semi-major axis: | 2.44 AU |
| Eccentricity: | 0.221912 |
| Inclination: | 8.51° |
| Longitude ascending node: | 84.17° |
| Argument of perihelion: | 237.26° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 25.75° |
| Absolute mag (H): | 7.71 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 1.90 AU |
| Aphelion: | 2.98 AU |
| Orbital period: | 3.82 years |
Events
| 14 Aug 2028 | – Asteroid 42 Isis at opposition |
| 10 Jun 2043 | – Asteroid 42 Isis at opposition |
| 22 Jul 2047 | – Asteroid 42 Isis at opposition |
Printable finder charts
