778 Theobalda (Asteroid)
From South El Monte , 778 Theobalda will become visible at around 17:56 (PST), 37° above your southern horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 22:43.
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Name
778 Theobalda
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Object type
Asteroid
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Current position
| Computed for: | 04 November 2025 |
| Right ascension: | 20h37m [1] |
| Declination: | −18°03' [1] |
| Constellation: | Capricornus |
| Magnitude: | 16.30 (V) [1] |
| Distance: | 3.55 AU 29.49 lightmin [1] |
| Angular motion (speed): | 7.19 arcmin/day[1] |
| Angular motion (pos ang): | 240.0° |
Orbital elements [1]
| Semi-major axis: | 3.18 AU |
| Eccentricity: | 0.256768 |
| Inclination: | 13.71° |
| Longitude ascending node: | 321.19° |
| Argument of perihelion: | 135.12° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 202.00° |
| Absolute mag (H): | 9.90 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.36 AU |
| Aphelion: | 4.00 AU |
| Orbital period: | 5.67 years |