The asteroid 18 Melpomene
Finder chart
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From Cambridge , 18 Melpomene is not observable – it will reach its highest point in the sky during daytime and is no higher than 2° above the horizon at dusk.
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Name
18 Melpomene
|
Object Type
Asteroid
|
Current Position
| Constellation: | Leo |
| Magnitude: | 12.10 (V) [1] |
| Absolute mag (H): | 6.50 [1] |
| Slope parameter (G): | 0.15 [1] |
| Right ascension: | 10h54m [1] |
| Declination: | +10°07' [1] |
| Distance: | 3.51 AU 29.22 lightmin [1] |
Orbital Elements [1]
| Semi-major axis: | 2.30 AU |
| Eccentricity: | 0.217679 |
| Inclination: | 10.13° |
| Longitude ascending node: | 150.36° |
| Argument of perihelion: | 228.11° |
| Epoch of elements: | 27 March 2021 |
| Mean Anomaly at epoch: | 105.41° |
Derived quantities
| Perihelion: | 1.80 AU |
| Aphelion: | 2.80 AU |
| Orbital period: | 3.48 years |
Visibility from Cambridge
All times shown in Cambridge local time.
Events
| 05 Nov 2023 | – Asteroid 18 Melpomene at opposition |
| 09 Jul 2026 | – Asteroid 18 Melpomene at opposition |
| 08 Feb 2028 | – Asteroid 18 Melpomene at opposition |
| 17 Nov 2030 | – Asteroid 18 Melpomene at opposition |
| 16 Jul 2033 | – Asteroid 18 Melpomene at opposition |
| 12 Feb 2035 | – Asteroid 18 Melpomene at opposition |
| 29 Nov 2037 | – Asteroid 18 Melpomene at opposition |
| 23 Jul 2040 | – Asteroid 18 Melpomene at opposition |
Printable finder charts
