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35211 (1994 RR2)
Classification: Main-belt Asteroid          SPK-ID: 2035211
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02383071051331663 3.6171e-08  
a 3.001975588253354 2.2932e-08 au
q 2.930436377041645 1.1926e-07 au
i 3.156004760491894 4.4438e-06 deg
node 221.7693185308652 7.2332e-05 deg
peri 35.14216172438459 0.00012494 deg
M 49.58639944457128 0.00010034 deg
tp 2458738.820780912273
(2019-Sep-12.32078091)
0.00053001 TDB
period 1899.805590379386
5.20
2.1769e-05
5.96e-08
d
yr
n .1894930733034157 2.1713e-09 deg/d
Q 3.073514799465063 2.3479e-08 au
  Orbit Determination Parameters
   # obs. used (total)      542  
   data-arc span      9058 days (24.80 yr)  
   first obs. used      1994-09-02  
   last obs. used      2019-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58004  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:44:53  

Additional Information
 Earth MOID = 1.91615 au 
 Jupiter MOID = 1.91907 au 
 T_jup = 3.250 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456913.5 (2014-Sep-13.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02182853300420816 3.6167e-08  
q 2.934995861668147 1.1881e-07 au
tp 2456871.664231952646
(2014-Aug-02.16423195)
0.00058493 TDB
node 221.8999537358016 7.2149e-05 deg
peri 41.07843903913808 0.00013277 deg
i 3.159646502264315 4.4508e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      542  
   data-arc span      9058 days (24.80 yr)  
   first obs. used      1994-09-02  
   last obs. used      2019-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58004  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:44:53  

Additional Information
 Jupiter MOID = 1.91907 au 
 T_jup = 3.250 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.308052417807815E-15 -4.236517519029895E-15 -1.003811344507019E-12 3.966499747245396E-15 -2.075454332209187E-13 -1.176321337113867E-16
q -4.236517519029895E-15 1.411514096831044E-14 4.196706579065478E-13 -1.100246286946087E-14 1.332898546976822E-13 4.406469270191294E-16
tp -1.003811344507019E-12 4.196706579065478E-13 3.421472277795424E-7 -1.296817321699688E-10 6.521653396741591E-8 2.989703402383082E-12
node 3.966499747245396E-15 -1.100246286946087E-14 -1.296817321699688E-10 5.205408254008987E-9 -5.221926166229621E-9 -6.970832473903219E-11
peri -2.075454332209187E-13 1.332898546976822E-13 6.521653396741591E-8 -5.221926166229621E-9 1.762869407001717E-8 7.016923995133476E-11
i -1.176321337113867E-16 4.406469270191294E-16 2.989703402383082E-12 -6.970832473903219E-11 7.016923995133476E-11 1.980970745872732E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO436011  
diameter diameter 5.405 km 0.295 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.029   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35211 (1994 RR2)          Discovered 1994-Sep-02 by Spacewatch at Kitt Peak
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 RR2 = 1997 EY11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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