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JPL Small-Body Database Browser
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390857 (2004 RS243)
Classification: Main-belt Asteroid          SPK-ID: 2390857
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1771125823079824 5.8177e-08  
a 3.186528414738941 4.761e-08 au
q 2.622154138606766 1.9745e-07 au
i 2.439218383156114 6.5774e-06 deg
node 130.3053320441085 0.00012706 deg
peri 202.2588644278451 0.00012842 deg
M 219.2345297315478 1.7574e-05 deg
tp 2459412.897830406049
(2021-Jul-17.39783041)
0.00011056 TDB
period 2077.663068850795
5.69
4.6564e-05
1.275e-07
d
yr
n .1732715979781672 3.8833e-09 deg/d
Q 3.750902690871116 5.6043e-08 au
  Orbit Determination Parameters
   # obs. used (total)      201  
   data-arc span      5318 days (14.56 yr)  
   first obs. used      2004-09-10  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5307  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:17:17  

Additional Information
 Earth MOID = 1.61106 au 
 Jupiter MOID = 1.61662 au 
 T_jup = 3.172 
[ 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 16.1   n/a MPO472016  
diameter diameter 3.327 km 0.899 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

390857 (2004 RS243)          Discovered 2004-Sep-10 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

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