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79588 (1998 RJ18)
Classification: Main-belt Asteroid          SPK-ID: 2079588
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09671426698146798 3.8423e-08  
a 2.336535606804951 8.329e-09 au
q 2.11055927831671 8.9587e-08 au
i 5.31983808008817 3.8768e-06 deg
node 295.9998008186751 4.5256e-05 deg
peri 92.52209197894949 4.9757e-05 deg
M 45.20140380535602 2.0997e-05 deg
tp 2459036.702807213556
(2020-Jul-06.20280721)
7.5912e-05 TDB
period 1304.538895673254
3.57
6.9754e-06
1.91e-08
d
yr
n .2759595755971762 1.4756e-09 deg/d
Q 2.562511935293191 9.1345e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1151  
   data-arc span      8206 days (22.47 yr)  
   first obs. used      1998-08-26  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5165  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:42:40  

Additional Information
 Earth MOID = 1.12201 au 
 Jupiter MOID = 2.8076 au 
 T_jup = 3.555 
[ 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 15.17   n/a MPCxxxxx  
diameter diameter 2.123 km 0.369 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.392   0.131 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79588 (1998 RJ18)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1998 RJ18 = 2000 CC102 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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