(16684) 1994 JQ1

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The correct title of this article is (16684) 1994 JQ1. It features superscript or subscript characters that are substituted or omitted because of technical limitations.
(16684) 1994 JQ1
Discovery A
Discoverer Michael J. Irwin, Anna N. Zytkow[1]
Discovery date May 11, 1994
Alternate
designations
B
none
Category TNO (cubewano)
Orbital elements C
Epoch December 31, 2006 (JD 2454100.5)
Eccentricity (e) 0.054
Semi-major axis (a) 6639.193 Gm (44.380 AU)
Perihelion (q) 6279.097 Gm (41.973 AU)
Aphelion (Q) 6999.289 Gm (46.787 AU)
Orbital period (P) 107989.929 d (295.66 a)
Mean orbital speed 4.47 km/s
Inclination (i) 3.738°
Longitude of the
ascending node
(Ω)
25.613°
Argument of
perihelion
(ω)
246.446°
Mean anomaly (M) 318.096°
Physical characteristics D
Dimensions 183[2]
Mass 6.4×1018? kg
Density 2.0? g/cm³
Surface gravity 0.0511? m/s²
Escape velocity 0.0967? km/s
Rotation period  ? d
Spectral class  ?
Absolute magnitude 6.9
Albedo (geometric) 0.10?
Mean surface
temperature
~42 K
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(16684) 1994 JQ1, also written as (16684) 1994 JQ1, is a trans-Neptunian object that resides in the Kuiper belt. It was discovered on May 11, 1994 by Michael J. Irwin and Anna N. Zytkow.

[edit] References

  1. ^ List Of Transneptunian Objects
  2. ^ List of known trans-Neptunian objects
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