140 Siwa (Asteroid)

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From South El Monte , 140 Siwa will become visible at around 21:11 (PDT), 50° above your south-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 01:26.

Name 140 Siwa
Object type Asteroid
Current position
Computed for:06 June 2026
Right ascension:11h08m [1]
Declination:+09°06' [1]
Constellation:Leo
Magnitude:13.97 (V) [1]
Distance:2.74 AU
22.76 lightmin [1]
Orbital elements [1]
Semi-major axis:2.73 AU
Eccentricity:0.218221
Inclination:3.19°
Longitude ascending node:107.08°
Argument of perihelion:197.20°
Epoch of elements:9 Jun 2026
Mean Anomaly at epoch:265.00°
Absolute mag (H):8.45 [1]
Slope parameter (G):0.15 [1]
Derived quantities
Perihelion:2.13 AU
Aphelion:3.33 AU
Orbital period:4.51 years

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