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70379 (1999 RL212)
Classification: Main-belt Asteroid          SPK-ID: 2070379
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .180750512723804 3.9627e-08  
a 2.438557271881332 1.347e-08 au
q 1.99778679468242 9.7744e-08 au
i 12.66478115396241 4.0242e-06 deg
node 268.9338774455632 2.3685e-05 deg
peri 330.0119330033283 2.7276e-05 deg
M 266.9370671608993 1.5536e-05 deg
tp 2459360.060603700496
(2021-May-25.56060370)
6.0896e-05 TDB
period 1390.906275820628
3.81
1.1525e-05
3.155e-08
d
yr
n .2588240532508933 2.1446e-09 deg/d
Q 2.879327749080244 1.5905e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1426  
   data-arc span      7500 days (20.53 yr)  
   first obs. used      1999-07-22  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44868  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 16:09:40  

Additional Information
 Earth MOID = .99413 au 
 Jupiter MOID = 2.19889 au 
 T_jup = 3.448 
[ 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 14.1   n/a MPO417314  
diameter diameter 3.621 km 0.098 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.257   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70379 (1999 RL212)          Discovered 1999-Sep-08 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RL212 = 2000 WE51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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