1139 Atami (Asteroid)
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From Cambridge , 1139 Atami is visible in the evening sky, becoming accessible around 17:24 (EST), 40° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 18:59, 45° above your southern horizon. It will continue to be observable until around 22:47, when it sinks below 21° above your south-western horizon.
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Name
1139 Atami
|
Object type
Asteroid
|
Current position
| Computed for: | 12 December 2024 |
| Right ascension: | 00h44m [1] |
| Declination: | −02°25' [1] |
| Constellation: | Cetus |
| Magnitude: | 14.49 (V) [1] |
| Distance: | 0.80 AU 6.65 lightmin [1] |
| Angular motion (speed): | 52.72 arcmin/day[1] |
| Angular motion (pos ang): | 269.0° |
Orbital elements [1]
| Semi-major axis: | 1.95 AU |
| Eccentricity: | 0.255769 |
| Inclination: | 13.09° |
| Longitude ascending node: | 213.29° |
| Argument of perihelion: | 206.76° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 9.82° |
| Absolute mag (H): | 12.58 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 1.45 AU |
| Aphelion: | 2.45 AU |
| Orbital period: | 2.72 years |
Visibility from Cambridge
All times shown in Cambridge local time.