129 Antigone (Asteroid)
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From Cambridge , 129 Antigone is visible in the dawn sky, rising at 23:33 (EST) and reaching an altitude of 55° above the southern horizon before fading from view as dawn breaks at around 05:38.
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Name
129 Antigone
|
Object type
Asteroid
|
Current position
| Computed for: | 30 November 2023 |
| Right ascension: | 10h58m [1] |
| Declination: | +08°15' [1] |
| Constellation: | Leo |
| Magnitude: | 12.55 (V) [1] |
| Distance: | 2.80 AU 23.28 lightmin [1] |
| Angular motion (speed): | 12.29 arcmin/day[1] |
| Angular motion (pos ang): | 281.1° |
Orbital elements [1]
| Semi-major axis: | 2.87 AU |
| Eccentricity: | 0.212923 |
| Inclination: | 12.27° |
| Longitude ascending node: | 135.66° |
| Argument of perihelion: | 110.69° |
| Epoch of elements: | 13 September 2023 |
| Mean Anomaly at epoch: | 265.17° |
| Absolute mag (H): | 7.02 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.26 AU |
| Aphelion: | 3.48 AU |
| Orbital period: | 4.86 years |
Visibility from Cambridge
All times shown in Cambridge local time.