489 Comacina (Asteroid)
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From South El Monte , 489 Comacina is visible in the evening sky, becoming accessible around 19:04 (PDT), 41° above your southern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 19:59, 43° above your southern horizon. It will continue to be observable until around 23:29, when it sinks below 21° above your south-western horizon.
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Name
489 Comacina
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Object type
Asteroid
|
Current position
| Computed for: | 26 October 2025 |
| Right ascension: | 21h29m [1] |
| Declination: | −12°13' [1] |
| Constellation: | Capricornus |
| Magnitude: | 14.38 (V) [1] |
| Distance: | 2.85 AU 23.70 lightmin [1] |
| Angular motion (speed): | 10.73 arcmin/day[1] |
| Angular motion (pos ang): | 264.2° |
Orbital elements [1]
| Semi-major axis: | 3.15 AU |
| Eccentricity: | 0.048596 |
| Inclination: | 12.99° |
| Longitude ascending node: | 166.68° |
| Argument of perihelion: | 8.28° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 112.31° |
| Absolute mag (H): | 8.62 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 3.00 AU |
| Aphelion: | 3.31 AU |
| Orbital period: | 5.60 years |
Visibility from South El Monte
All times shown in South El Monte local time.