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JPL Small-Body Database Browser
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233677 (2008 RJ70)
Classification: Main-belt Asteroid          SPK-ID: 2233677
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1146475197927829 7.5937e-08  
a 3.125851694419059 4.3139e-08 au
q 2.767480550413846 2.2307e-07 au
i 11.13119471835914 5.7888e-06 deg
node 260.9480677272145 3.9363e-05 deg
peri 294.4927971119307 4.6444e-05 deg
M 143.2298314913941 2.7296e-05 deg
tp 2457797.377189948035
(2017-Feb-12.87718995)
0.00014907 TDB
period 2018.603307761897
5.53
4.1787e-05
1.144e-07
d
yr
n .1783411325126311 3.6919e-09 deg/d
Q 3.484222838424272 4.8085e-08 au
  Orbit Determination Parameters
   # obs. used (total)      362  
   data-arc span      7175 days (19.64 yr)  
   first obs. used      2000-03-09  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50337  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 01:36:53  

Additional Information
 Earth MOID = 1.78818 au 
 Jupiter MOID = 1.6524 au 
 T_jup = 3.176 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457378.5 (2015-Dec-22.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .114923048112877 7.5871e-08  
q 2.766911257021669 2.2323e-07 au
tp 2457801.883538718808
(2017-Feb-17.38353872)
0.00014909 TDB
node 261.0598872399562 3.9414e-05 deg
peri 295.3416676522687 4.6523e-05 deg
i 11.12339047435555 5.7839e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      362  
   data-arc span      7175 days (19.64 yr)  
   first obs. used      2000-03-09  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50337  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 01:36:53  

Additional Information
 Jupiter MOID = 1.6524 au 
 T_jup = 3.176 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.756433949917925E-15 -1.673602956464924E-14 -6.72567877334142E-13 -1.40795394914172E-14 -1.534961433604981E-13 6.462232233144782E-15
q -1.673602956464924E-14 4.982972829098605E-14 3.030958594077223E-12 4.701263733021197E-14 5.803106844953709E-13 -1.682895419688948E-14
tp -6.72567877334142E-13 3.030958594077223E-12 2.222642599372841E-8 -1.638502731553801E-11 3.790109180832557E-9 -2.005189549523422E-12
node -1.40795394914172E-14 4.701263733021197E-14 -1.638502731553801E-11 1.553437575442843E-9 -1.526676415208563E-9 -3.908941088376153E-11
peri -1.534961433604981E-13 5.803106844953709E-13 3.790109180832557E-9 -1.526676415208563E-9 2.164418587369369E-9 3.777798524741627E-11
i 6.462232233144782E-15 -1.682895419688948E-14 -2.005189549523422E-12 -3.908941088376153E-11 3.777798524741627E-11 3.345365010821824E-11

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 14.7   n/a MPO454690  
diameter diameter 5.042 km 0.397 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.110   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

233677 (2008 RJ70)          Discovered 2008-Sep-05 by Spacewatch at Kitt Peak
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Alternate Designations
 2008 RJ70 = 2003 WR49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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