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70282 (1999 RW111)
Classification: Main-belt Asteroid          SPK-ID: 2070282
[ 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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2102127475539798 3.4495e-08  
a 2.325924727376835 8.6897e-09 au
q 1.836985699831209 7.9417e-08 au
i 8.856491791773973 3.7829e-06 deg
node 232.8018548073118 1.9728e-05 deg
peri 7.179566717296047 2.1815e-05 deg
M 3.615311941050093 7.3382e-06 deg
tp 2458987.488265730054
(2020-May-17.98826573)		 2.6441e-05 TDB
period 1295.662563441164
3.55		 7.2609e-06
1.988e-08		 d
yr
n .2778501209789315 1.5571e-09 deg/d
Q 2.81486375492246 1.0516e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1536  
   data-arc span      7785 days (21.31 yr)  
   first obs. used      1999-05-20  
   last obs. used      2020-09-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45749  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:01:21  

Additional Information
 Earth MOID = .825195 au 
 Jupiter MOID = 2.19891 au 
 T_jup = 3.529 
[ 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 14.8   n/a MPO333402  
diameter diameter 6.054 km 0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70282 (1999 RW111)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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