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249895 (2001 RU102)
Classification: Main-belt Asteroid          SPK-ID: 2249895
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1539596380861702 6.2518e-08  
a 2.73871773239097 1.9026e-08 au
q 2.317065741491879 1.7187e-07 au
i 6.524896347913233 6.8556e-06 deg
node 11.93741326807336 4.6466e-05 deg
peri 338.7695498411838 5.0768e-05 deg
M 43.9038222516877 1.9634e-05 deg
tp 2458798.607973120971
(2019-Nov-11.10797312)
8.9582e-05 TDB
period 1655.462462010504
4.53
1.7251e-05
4.723e-08
d
yr
n .2174618925292888 2.266e-09 deg/d
Q 3.16036972329006 2.1955e-08 au
  Orbit Determination Parameters
   # obs. used (total)      238  
   data-arc span      6586 days (18.03 yr)  
   first obs. used      2001-08-16  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60642  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:19:15  

Additional Information
 Earth MOID = 1.31299 au 
 Jupiter MOID = 2.27328 au 
 T_jup = 3.324 
[ 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 16.6   n/a MPO450109  
diameter diameter 2.618 km 0.563 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249895 (2001 RU102)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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