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58146 (1986 RU)
Classification: Main-belt Asteroid          SPK-ID: 2058146
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2203539779938995 3.3081e-08  
a 2.380501437434362 8.5012e-09 au
q 1.855948476075504 8.1306e-08 au
i 11.27396785964488 4.6623e-06 deg
node 189.716125296577 1.9445e-05 deg
peri 227.8588252429643 2.2363e-05 deg
M 265.9485442152045 1.1445e-05 deg
tp 2458950.980710348348
(2020-Apr-11.48071035)
4.3443e-05 TDB
period 1341.53219291054
3.67
7.1863e-06
1.968e-08
d
yr
n .268349877775916 1.4375e-09 deg/d
Q 2.905054398793219 1.0374e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1030  
   data-arc span      12142 days (33.24 yr)  
   first obs. used      1986-09-01  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52148  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 05:58:43  

Additional Information
 Earth MOID = .885733 au 
 Jupiter MOID = 2.52424 au 
 T_jup = 3.480 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0   n/a MPO395543  
diameter diameter 5.082 km 0.209 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.082   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58146 (1986 RU)          Discovered 1986-Sep-06 by Helin, E. F. at Palomar
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1986 RU = 2001 QS181 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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