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461703 (2005 RJ32)
Classification: Main-belt Asteroid          SPK-ID: 2461703
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1975405766751903 9.2154e-08  
a 2.732001087408965 3.533e-08 au
q 2.192320017124951 2.3462e-07 au
i .6304443209763655 9.9164e-06 deg
node 132.9313250272424 0.00076715 deg
peri 276.3603852282317 0.00077017 deg
M 57.05324855643527 4.7854e-05 deg
tp 2458739.104801623257
(2019-Sep-12.60480162)
0.00022082 TDB
period 1649.376219524898
4.52
3.1995e-05
8.76e-08
d
yr
n .218264332744956 4.2339e-09 deg/d
Q 3.271682157692979 4.2309e-08 au
  Orbit Determination Parameters
   # obs. used (total)      83  
   data-arc span      5250 days (14.37 yr)  
   first obs. used      2005-09-13  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47668  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 12:41:47  

Additional Information
 Earth MOID = 1.20276 au 
 Jupiter MOID = 2.11203 au 
 T_jup = 3.325 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457242.5 (2015-Aug-08.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1943713001644879 9.1728e-08  
q 2.20179252722753 2.3241e-07 au
tp 2457086.070792080829
(2015-Mar-04.57079208)
0.00024394 TDB
node 132.635104888895 0.00077131 deg
peri 276.219087185415 0.00077445 deg
i .6286677206192487 9.9022e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      83  
   data-arc span      5250 days (14.37 yr)  
   first obs. used      2005-09-13  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47668  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 12:41:47  

Additional Information
 Jupiter MOID = 2.11203 au 
 T_jup = 3.325 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.4139755218361E-15 -2.122394885508437E-14 -1.258444696430246E-11 7.967131294290269E-14 -3.41327115322674E-12 -3.987802048116958E-15
q -2.122394885508437E-14 5.401515707018359E-14 3.12803949573669E-11 -1.972017636176573E-13 8.484041691207196E-12 9.952074940244935E-15
tp -1.258444696430246E-11 3.12803949573669E-11 5.95086667766811E-8 -5.129769258295743E-10 1.70394444329202E-8 9.474785562936845E-12
node 7.967131294290269E-14 -1.972017636176573E-13 -5.129769258295743E-10 5.949224865346679E-7 -5.950310265494395E-7 3.325913635059419E-9
peri -3.41327115322674E-12 8.484041691207196E-12 1.70394444329202E-8 -5.950310265494395E-7 5.997675775107591E-7 -3.323138224431001E-9
i -3.987802048116958E-15 9.952074940244935E-15 9.474785562936845E-12 3.325913635059419E-9 -3.323138224431001E-9 9.80531705015068E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.9   n/a MPO386705  

461703 (2005 RJ32)          Discovered 2005-Sep-13 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-03-24

Alternate Designations
 2005 RJ32 = 2014 RP39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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