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70381 (1999 RZ213)
Classification: Main-belt Asteroid          SPK-ID: 2070381
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1579363801688749 3.2897e-08  
a 2.346299828731087 7.6012e-09 au
q 1.975733726990448 7.8725e-08 au
i 3.431101508134994 3.7579e-06 deg
node 154.8958938973387 6.4942e-05 deg
peri 95.40074888551767 6.6372e-05 deg
M 335.4966918029934 1.2748e-05 deg
tp 2459089.850278800739
(2020-Aug-28.35027880)
4.6484e-05 TDB
period 1312.724800653463
3.59
6.3792e-06
1.747e-08
d
yr
n .2742387435818954 1.3327e-09 deg/d
Q 2.716865930471727 8.8017e-09 au
  Orbit Determination Parameters
   # obs. used (total)      873  
   data-arc span      10713 days (29.33 yr)  
   first obs. used      1991-02-19  
   last obs. used      2020-06-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5586  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 23:35:09  

Additional Information
 Earth MOID = .965249 au 
 Jupiter MOID = 2.31873 au 
 T_jup = 3.541 
[ show covariance matrix ]

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 15.9   n/a MPO426421  
diameter diameter 3.313 km 0.127 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.084   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70381 (1999 RZ213)          Discovered 1999-Sep-13 by Spacewatch at Kitt Peak
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RZ213 = 1999 TP306 = 2002 ES86 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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