18 Melpomene (Asteroid)
Finder chart
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From South El Monte , 18 Melpomene is not observable – it will reach its highest point in the sky during daytime and is no higher than 9° above the horizon at dawn.
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Name
18 Melpomene
|
Object type
Asteroid
|
Current position
| Computed for: | 16 December 2025 |
| Right ascension: | 16h10m [1] |
| Declination: | −13°23' [1] |
| Constellation: | Scorpius |
| Magnitude: | 11.77 (V) [1] |
| Distance: | 3.53 AU 29.36 lightmin [1] |
Orbital elements [1]
| Semi-major axis: | 2.30 AU |
| Eccentricity: | 0.217962 |
| Inclination: | 10.13° |
| Longitude ascending node: | 150.33° |
| Argument of perihelion: | 228.05° |
| Epoch of elements: | 21 Nov 2025 |
| Mean Anomaly at epoch: | 227.26° |
| Absolute mag (H): | 6.35 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 1.80 AU |
| Aphelion: | 2.80 AU |
| Orbital period: | 3.48 years |
Visibility from South El Monte
All times shown in South El Monte local time.
Events
| 09 Jul 2026 | – Asteroid 18 Melpomene at opposition |
| 07 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 |
| 29 Nov 2037 | – Asteroid 18 Melpomene at opposition |
| 24 Jul 2040 | – Asteroid 18 Melpomene at opposition |
| 16 Feb 2042 | – Asteroid 18 Melpomene at opposition |
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