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226835 (2004 RJ337)
Classification: Main-belt Asteroid          SPK-ID: 2226835
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05334502026637991 6.5087e-08  
a 2.797191510924174 3.0119e-08 au
q 2.647975273084978 1.7624e-07 au
i 4.772683729685455 7.3473e-06 deg
node 209.1887958352077 7.5773e-05 deg
peri 106.4146217417841 0.00010558 deg
M 184.2854151257195 7.5423e-05 deg
tp 2459834.540306585151
(2022-Sep-12.04030659)		 0.00035989 TDB
period 1708.762596943671
4.68		 2.7599e-05
7.556e-08		 d
yr
n .2106787687440629 3.4027e-09 deg/d
Q 2.94640774876337 3.1726e-08 au
   Orbit Determination Parameters
   # obs. used (total)      185  
   data-arc span      5610 days (15.36 yr)  
   first obs. used      2004-09-15  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64902  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 05:58:48  

Additional Information
 Earth MOID = 1.63953 au 
 Jupiter MOID = 2.20004 au 
 T_jup = 3.319 
[ 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 16.5   n/a MPO470426  
diameter diameter 3.283 km 1.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226835 (2004 RJ337)          Discovered 2004-Sep-15 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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