Campbell
C/1914 S1 (Campbell)
Where is it now
- Distance from Sun
- 1.801 AU
- True anomaly
- 251.74°
- As of
- 17 September 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.
In the sky
- Right ascension
- 12h 10m 01s
- Declination
- +14° 24′ 32″
- Constellation
- Coma Berenices
- Distance from Earth
- 2.75 AU
- Elongation from the Sun
- 14.22° — too close to the Sun to observe
Visible from both hemispheres.
From your location
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Two-body approximation, good to about a degree for the planets — enough to find the constellation and know whether it is up.
Orbital elements
- Semi-major axis
- 7.053 AU
- Eccentricity
- 0.9038
- Inclination
- 76.86°
- Orbital period
- 18.73 years
- Perihelion
- 0.678 AU
- Aphelion
- 13.428 AU
- Longitude of ascending node
- 2.4°
- Argument of periapsis
- 265.28°
- Epoch · J2000
- 2420452.5
- Orbit class · JFC
- Jupiter-family comet (2 < T_J < 3)
- Earth MOID · 58.7 LD
- 0.1508 AU
- Tisserand (Jupiter)
- 0.964
Orbit quality
Orbit very uncertain — the object may be effectively lost (uncertainty code 9).
- Observations used
- 5
- Data arc
- 5 days
- First observed
- 13 November 1914
- Last observed
- 18 November 1914
- Residual RMS
- 0.73 ″
- Solution · Otto Matic
- 15 April 2021
Discovery & classification
Also known as 1914 S1
Sources
- orbital elements: JPL SBDB