LINEAR
333P/LINEAR
Where is it now
- Distance from Sun
- 5.438 AU
- True anomaly
- 151.1°
- 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
- 19h 15m 10s
- Declination
- -20° 01′ 53″
- Constellation
- Sagittarius
- Distance from Earth
- 4.98 AU
- Elongation from the Sun
- 112.03° — well clear of the Sun
Favours the southern hemisphere; low or below the horizon from far north.
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
- 4.22 AU
- Eccentricity
- 0.7362
- Inclination
- 131.97°
- Orbital period
- 8.67 years
- Perihelion
- 1.113 AU
- Aphelion
- 7.327 AU
- Longitude of ascending node
- 115.62°
- Argument of periapsis
- 26.07°
- Epoch · J2000
- 2458936.5
- Orbit class · JFC
- Jupiter-family comet (2 < T_J < 3)
- Earth MOID · 67.5 LD
- 0.1734 AU
- Tisserand (Jupiter)
- 0.418
Orbit quality
Orbit very well determined (uncertainty code 0).
- Observations used
- 1,309
- Data arc
- 18.75 years
- First observed
- 4 November 2007
- Last observed
- 4 August 2026
- Residual RMS
- 0.57 ″
- Solution · Otto Matic
- 7 August 2026
Physical properties
- Rotation period
- 21.04 hours
Visual & observation
- Absolute magnitude (H)
- 15
- Total magnitude M₁ · K₁ 6.8
- 15
Discovery & classification
Also known as 333P
Close approaches 1 on record
| When (UTC) | Body | Distance | Lunar distances | Relative speed |
|---|---|---|---|---|
| 2068-01-11 10:15:00 | Earth | 0.1796 AU | 69.9 LD | 61.4 km/s |
Next ten from today. 1 lunar distance = 384,400 km. Source: JPL close-approach data.
Sources
- orbital elements: JPL SBDB