478 Tergeste (Asteroid)

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From South El Monte , 478 Tergeste will become visible at around 19:56 (PDT), 28° above your south-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting 3 hours and 45 minutes after the Sun at 22:41.

Name 478 Tergeste
Object type Asteroid
Current position
Computed for:16 September 2025
Right ascension:16h13m [1]
Declination:−15°08' [1]
Constellation:Scorpius
Magnitude:14.05 (V) [1]
Distance:3.39 AU
28.23 lightmin [1]
Angular motion (speed):9.15 arcmin/day[1]
Angular motion (pos ang):266.6°
Orbital elements [1]
Semi-major axis:3.02 AU
Eccentricity:0.080698
Inclination:13.18°
Longitude ascending node:233.44°
Argument of perihelion:243.76°
Epoch of elements:25 January 2025
Mean Anomaly at epoch:95.34°
Absolute mag (H):7.95 [1]
Slope parameter (G):0.15 [1]
Derived quantities
Perihelion:2.77 AU
Aphelion:3.26 AU
Orbital period:5.24 years

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