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Solar
Centaur

2019 SE17

(2019 SE17)

Where is it now

Distance from Sun
9.991 AU
True anomaly
174.32°
As of
29 August 2026

Two-body Kepler propagation — accurate to ~0.1% for major planets over decades, less so for highly-perturbed bodies. Use JPL Horizons for high precision.

Orbital elements

Semi-major axis
6.285 AU
Eccentricity
0.6014
Inclination
34.44°
Orbital period
15.76 years
Perihelion
2.506 AU
Aphelion
10.065 AU
Longitude of ascending node
32.85°
Argument of periapsis
338.27°
Epoch · J2000
2461000.5

Visual & observation

Absolute magnitude (H)
17.35
Spectral type
CEN

Discovery & classification

Centaur

Sources