Skip to content
Solar
Comet

Giacobini

205P/Giacobini

Where is it now

Distance from Sun
4.959 AU
True anomaly
204.82°
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
3.547 AU
Eccentricity
0.5669
Inclination
15.29°
Orbital period
6.68 years
Perihelion
1.536 AU
Aphelion
5.558 AU
Longitude of ascending node
179.62°
Argument of periapsis
154.26°
Epoch · J2000
JD 2457156.50135 (perihelion)

Visual & observation

Absolute magnitude (H)
14
Spectral type
JFc

Sources