18 Melpomene (Asteroid)
From Cambridge , 18 Melpomene is visible in the evening sky, becoming accessible around 17:34 (EDT), 37° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 19:50, 47° above your southern horizon. It will continue to be observable until around 23:47, when it sinks below 21° above your western horizon.
Name
18 Melpomene
|
Object type
Asteroid
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Computed for: | 01 January 2024 |
Right ascension: | 02h50m [1] |
Declination: | −00°08' [1] |
Constellation: | Cetus |
Magnitude: | 9.41 (V) [1] |
Distance: | 1.23 AU 10.21 lightmin [1] |
Angular motion (speed): | 13.03 arcmin/day[1] |
Angular motion (pos ang): | 268.7° |
Semi-major axis: | 2.30 AU |
Eccentricity: | 0.218341 |
Inclination: | 10.13° |
Longitude ascending node: | 150.34° |
Argument of perihelion: | 228.09° |
Epoch of elements: | 31 March 2024 |
Mean Anomaly at epoch: | 57.13° |
Absolute mag (H): | 6.35 [1] |
Slope parameter (G): | 0.15 [1] |
Perihelion: | 1.79 AU |
Aphelion: | 2.80 AU |
Orbital period: | 3.48 years |
All times shown in Cambridge local time.
09 Jul 2026 | – Asteroid 18 Melpomene at opposition |
08 Feb 2028 | – Asteroid 18 Melpomene at opposition |
18 Nov 2030 | – Asteroid 18 Melpomene at opposition |
16 Jul 2033 | – Asteroid 18 Melpomene at opposition |
12 Feb 2035 | – Asteroid 18 Melpomene at opposition |
30 Nov 2037 | – Asteroid 18 Melpomene at opposition |
25 Jul 2040 | – Asteroid 18 Melpomene at opposition |
17 Feb 2042 | – Asteroid 18 Melpomene at opposition |