199 Byblis (Asteroid)
From South El Monte , 199 Byblis is visible in the evening sky, becoming accessible around 20:47 (PDT), 28° above your southern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 20:50, 28° above your southern horizon. It will continue to be observable until around 22:50, when it sinks below 21° above your south-western horizon.
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Name
199 Byblis
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Object type
Asteroid
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Current position
| Computed for: | 11 August 2026 |
| Right ascension: | 17h20m [1] |
| Declination: | −27°38' [1] |
| Constellation: | Ophiuchus |
| Magnitude: | 12.95 (V) [1] |
| Distance: | 1.90 AU 15.79 lightmin [1] |
Orbital elements [1]
| Semi-major axis: | 3.16 AU |
| Eccentricity: | 0.183564 |
| Inclination: | 15.48° |
| Longitude ascending node: | 88.42° |
| Argument of perihelion: | 179.40° |
| Epoch of elements: | 9 Jun 2026 |
| Mean Anomaly at epoch: | 357.77° |
| Absolute mag (H): | 8.52 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.58 AU |
| Aphelion: | 3.74 AU |
| Orbital period: | 5.62 years |
Source