137338 1999 TH77 (Asteroid)

Show information for


From South El Monte , 137338 1999 TH77 is not observable – it will reach its highest point in the sky during daytime and is no higher than 6° above the horizon at dusk.

Name 137338 1999 TH77
Object type Asteroid
Current position
Computed for:05 July 2025
Right ascension:09h00m [1]
Declination:+19°18' [1]
Constellation:Cancer
Magnitude:21.08 (V) [1]
Distance:2.74 AU
22.77 lightmin [1]
Angular motion (speed):15.92 arcmin/day[1]
Angular motion (pos ang):288.2°
Orbital elements [1]
Semi-major axis:2.32 AU
Eccentricity:0.195238
Inclination:3.80°
Longitude ascending node:24.04°
Argument of perihelion:154.91°
Epoch of elements:25 January 2025
Mean Anomaly at epoch:293.43°
Absolute mag (H):16.65 [1]
Slope parameter (G):0.15 [1]
Derived quantities
Perihelion:1.87 AU
Aphelion:2.77 AU
Orbital period:3.53 years

Share