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213643 (2002 RR90)
Classification: Main-belt Asteroid          SPK-ID: 2213643
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07264702115487646 5.4666e-08  
a 2.569093814681935 1.6917e-08 au
q 2.382456801977875 1.4557e-07 au
i 4.464901180592657 5.8429e-06 deg
node 348.8635059147224 5.7993e-05 deg
peri 26.88598986736195 7.2453e-05 deg
M 141.4293249588816 4.7828e-05 deg
tp 2458609.611769165178
(2019-May-06.11176917)
0.00019687 TDB
period 1504.071119355064
4.12
1.4856e-05
4.067e-08
d
yr
n .2393503840126693 2.3642e-09 deg/d
Q 2.755730827385996 1.8147e-08 au
  Orbit Determination Parameters
   # obs. used (total)      300  
   data-arc span      9189 days (25.16 yr)  
   first obs. used      1996-02-15  
   last obs. used      2021-04-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54444  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:39:32  

Additional Information
 Earth MOID = 1.38239 au 
 Jupiter MOID = 2.57347 au 
 T_jup = 3.423 
[ 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 16.39   n/a MPCxxxxx  
diameter diameter 2.589 km 0.341 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.080   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

213643 (2002 RR90)          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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