830 Petropolitana (Asteroid)
From South El Monte , 830 Petropolitana is visible in the evening sky, becoming accessible around 19:53 (PDT), 27° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 22:41, 41° above your southern horizon. It will continue to be observable until around 02:02, when it sinks below 21° above your south-western horizon.
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Name
830 Petropolitana
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Object type
Asteroid
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Current position
| Computed for: | 18 September 2025 |
| Right ascension: | 21h42m [1] |
| Declination: | −14°26' [1] |
| Constellation: | Capricornus |
| Magnitude: | 14.30 (V) [1] |
| Distance: | 2.34 AU 19.42 lightmin [1] |
| Angular motion (speed): | 13.70 arcmin/day[1] |
| Angular motion (pos ang): | 247.1° |
Orbital elements [1]
| Semi-major axis: | 3.21 AU |
| Eccentricity: | 0.066302 |
| Inclination: | 3.80° |
| Longitude ascending node: | 340.24° |
| Argument of perihelion: | 91.65° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 227.85° |
| Absolute mag (H): | 9.28 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 3.00 AU |
| Aphelion: | 3.42 AU |
| Orbital period: | 5.75 years |