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70249 (1999 RJ83)
Classification: Main-belt Asteroid          SPK-ID: 2070249
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2226855848157122 4.3266e-08  
a 2.375838368599817 1.1441e-08 au
q 1.846773412060559 1.0138e-07 au
i 2.670461988498275 4.7221e-06 deg
node 33.69701600691531 8.1415e-05 deg
peri 300.9099746903536 8.2876e-05 deg
M 300.307934229801 2.2221e-05 deg
tp 2459422.287912079287
(2021-Jul-26.78791208)
8.3694e-05 TDB
period 1337.592313456254
3.66
9.6616e-06
2.645e-08
d
yr
n .2691403026007101 1.944e-09 deg/d
Q 2.904903325139075 1.3988e-08 au
  Orbit Determination Parameters
   # obs. used (total)      799  
   data-arc span      7636 days (20.91 yr)  
   first obs. used      1999-07-16  
   last obs. used      2020-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51321  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:48:27  

Additional Information
 Earth MOID = .836827 au 
 Jupiter MOID = 2.47565 au 
 T_jup = 3.506 
[ 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 15.59   n/a E2021B10  
diameter diameter 1.701 km 0.279 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.422   0.164 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70249 (1999 RJ83)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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