140 Siwa (Asteroid)
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From South El Monte , 140 Siwa will become visible at around 20:46 (PDT), 66° above your southern horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 03:14.
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Name
140 Siwa
|
Object type
Asteroid
|
Current position
| Computed for: | 08 May 2026 |
| Right ascension: | 10h58m [1] |
| Declination: | +10°39' [1] |
| Constellation: | Leo |
| Magnitude: | 13.65 (V) [1] |
| Distance: | 2.41 AU 20.01 lightmin [1] |
Orbital elements [1]
| Semi-major axis: | 2.73 AU |
| Eccentricity: | 0.217955 |
| Inclination: | 3.19° |
| Longitude ascending node: | 107.08° |
| Argument of perihelion: | 197.17° |
| Epoch of elements: | 21 Nov 2025 |
| Mean Anomaly at epoch: | 221.31° |
| Absolute mag (H): | 8.45 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.14 AU |
| Aphelion: | 3.33 AU |
| Orbital period: | 4.51 years |
Visibility from South El Monte
All times shown in South El Monte local time.