225 Henrietta (Asteroid)
From South El Monte , 225 Henrietta will become visible at around 20:00 (PDT), 25° above your south-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting 3 hours and 12 minutes after the Sun at 22:12.
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Name
225 Henrietta
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Object type
Asteroid
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Current position
| Computed for: | 13 September 2025 |
| Right ascension: | 15h00m [1] |
| Declination: | −03°48' [1] |
| Constellation: | Libra |
| Magnitude: | 14.49 (V) [1] |
| Distance: | 3.24 AU 26.91 lightmin [1] |
| Angular motion (speed): | 10.55 arcmin/day[1] |
| Angular motion (pos ang): | 266.7° |
Orbital elements [1]
| Semi-major axis: | 3.40 AU |
| Eccentricity: | 0.261740 |
| Inclination: | 20.85° |
| Longitude ascending node: | 197.04° |
| Argument of perihelion: | 103.71° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 288.75° |
| Absolute mag (H): | 8.82 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.51 AU |
| Aphelion: | 4.29 AU |
| Orbital period: | 6.26 years |