11 Parthenope (Asteroid)
Finder chart
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From South El Monte , 11 Parthenope is visible in the morning sky, becoming accessible around 00:37, when it reaches an altitude of 21° above your eastern horizon. It will then reach its highest point in the sky at 05:13, 64° above your southern horizon. It will be lost to dawn twilight around 05:43, 63° above your southern horizon.
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Name
11 Parthenope
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Object type
Asteroid
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Current position
| Computed for: | 15 December 2025 |
| Right ascension: | 10h58m [1] |
| Declination: | +08°09' [1] |
| Constellation: | Leo |
| Magnitude: | 11.77 (V) [1] |
| Distance: | 2.34 AU 19.47 lightmin [1] |
Orbital elements [1]
| Semi-major axis: | 2.45 AU |
| Eccentricity: | 0.100476 |
| Inclination: | 4.64° |
| Longitude ascending node: | 125.47° |
| Argument of perihelion: | 196.42° |
| Epoch of elements: | 21 Nov 2025 |
| Mean Anomaly at epoch: | 173.66° |
| Absolute mag (H): | 6.73 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.21 AU |
| Aphelion: | 2.70 AU |
| Orbital period: | 3.84 years |
Visibility from South El Monte
All times shown in South El Monte local time.
Events
| 01 Jul 2027 | – Asteroid 11 Parthenope at opposition |
| 28 Jul 2031 | – Asteroid 11 Parthenope at opposition |
| 25 Aug 2035 | – Asteroid 11 Parthenope at opposition |
| 21 Sep 2039 | – Asteroid 11 Parthenope at opposition |
| 16 Oct 2043 | – Asteroid 11 Parthenope at opposition |
| 28 May 2046 | – Asteroid 11 Parthenope at opposition |
| 07 Nov 2047 | – Asteroid 11 Parthenope at opposition |
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