4085 Weir

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This is an old revision of this page, as edited by Tom.Reding (talk | contribs) at 20:27, 14 April 2016 (Update infobox with JPL data (code); remove 4 deprecated parameters; +jpldata master ref to orbit_ref using AWB). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

Weir
Discovery
Discovered byC. S. Shoemaker
Discovery sitePalomar Observatory
Discovery date13 May 1985
Designations
4085
1985 JR
Orbital characteristics[1]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc12502 days (34.23 yr)
Aphelion2.8839 AU (431.43 Gm)
Perihelion2.3299 AU (348.55 Gm)
2.6069 AU (389.99 Gm)
Eccentricity0.10627
4.21 yr (1537.4 d)
121.386°
0° 14m 2.976s / day
Inclination14.218°
68.691°
136.101°
Earth MOID1.34168 AU (200.712 Gm)
Jupiter MOID2.13757 AU (319.776 Gm)
TJupiter3.360
Physical characteristics
14.602 h (0.6084 d)
12.1

4085 Weir (1985 JR) is a main-belt asteroid discovered on May 13, 1985 by C. S. Shoemaker at Palomar Observatory.

Photometric observations of this asteroid collected during 2006 show a rotation period of 14.602 ± 0.005 hours with a brightness variation of 0.18 ± 0.02 magnitude.[2]

References

  1. ^ "4085 Weir (1985 JR)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 14 April 2016.
  2. ^ Warner, Brian D. (December 2006), "Asteroid lightcurve analysis at the Palmer Divide Observatory - March - June 2006", Bulletin of the Minor Planets Section of the Association of Lunar and Planetary Observers, 33 (4): 85–88, Bibcode:2006MPBu...33...85W.

External links