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213644 (2002 RW103)
Classification: Main-belt Asteroid          SPK-ID: 2213644
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .282967154352828 5.1994e-08  
a 2.601563144293028 1.8567e-08 au
q 1.865406224483234 1.3811e-07 au
i 11.98141087885917 6.3801e-06 deg
node 7.186074435994049 2.8879e-05 deg
peri 286.4960833484943 3.259e-05 deg
M 176.8361582522663 2.0378e-05 deg
tp 2458447.632491749005
(2018-Nov-25.13249175)
8.0916e-05 TDB
period 1532.674684007306
4.20
1.6408e-05
4.492e-08
d
yr
n .2348835038227094 2.5146e-09 deg/d
Q 3.337720064102822 2.3821e-08 au
  Orbit Determination Parameters
   # obs. used (total)      347  
   data-arc span      22030 days (60.31 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-01-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52957  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:43:31  

Additional Information
 Earth MOID = .890376 au 
 Jupiter MOID = 2.06518 au 
 T_jup = 3.327 
[ 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 16.23   n/a MPCxxxxx  
diameter diameter 1.807 km 0.372 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.215   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

213644 (2002 RW103)          Discovered 2002-Sep-05 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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