230 Athamantis (Asteroid)
From South El Monte , 230 Athamantis will become visible at around 19:53 (PDT), 42° above your southern horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 00:55.
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Name
230 Athamantis
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Object type
Asteroid
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Current position
| Computed for: | 18 September 2025 |
| Right ascension: | 18h29m [1] |
| Declination: | −12°58' [1] |
| Constellation: | Scutum |
| Magnitude: | 11.94 (V) [1] |
| Distance: | 1.92 AU 15.95 lightmin [1] |
| Angular motion (speed): | 18.07 arcmin/day[1] |
| Angular motion (pos ang): | 257.2° |
Orbital elements [1]
| Semi-major axis: | 2.38 AU |
| Eccentricity: | 0.061253 |
| Inclination: | 9.46° |
| Longitude ascending node: | 239.77° |
| Argument of perihelion: | 139.11° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 227.22° |
| Absolute mag (H): | 7.53 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.24 AU |
| Aphelion: | 2.53 AU |
| Orbital period: | 3.68 years |