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382912 (2004 RR194)
Classification: Main-belt Asteroid          SPK-ID: 2382912
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2902421742413915 1.0232e-07  
a 2.622500745126505 4.9023e-08 au
q 1.861340426911319 2.7295e-07 au
i 14.68425528346049 1.2043e-05 deg
node 347.6244286706271 3.6004e-05 deg
peri 20.51122460003868 4.7038e-05 deg
M 346.1628934270717 4.8512e-05 deg
tp 2459456.123112313713
(2021-Aug-29.62311231)
0.0002106 TDB
period 1551.214505706764
4.25
4.3496e-05
1.191e-07
d
yr
n .2320762207132513 6.5074e-09 deg/d
Q 3.38366106334169 6.3252e-08 au
  Orbit Determination Parameters
   # obs. used (total)      97  
   data-arc span      5729 days (15.69 yr)  
   first obs. used      2004-09-10  
   last obs. used      2020-05-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6315  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 10:56:01  

Additional Information
 Earth MOID = .864746 au 
 Jupiter MOID = 2.11235 au 
 T_jup = 3.298 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457696.5 (2016-Nov-04.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2903424391606932 1.0199e-07  
q 1.860428997906805 2.7164e-07 au
tp 2457907.143510939064
(2017-Jun-02.64351094)
0.00017242 TDB
node 347.6636930024551 3.6031e-05 deg
peri 20.78942793675074 4.7119e-05 deg
i 14.68027669462235 1.204e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      97  
   data-arc span      5729 days (15.69 yr)  
   first obs. used      2004-09-10  
   last obs. used      2020-05-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6315  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 10:56:01  

Additional Information
 Jupiter MOID = 2.11235 au 
 T_jup = 3.298 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.040290550004111E-14 -2.749753297746205E-14 -3.513957787902895E-13 -3.603423359552689E-15 -1.609427593995172E-13 1.324079320395224E-14
q -2.749753297746205E-14 7.378930329880884E-14 6.064016603580072E-12 -1.108340456668995E-14 1.303963903011146E-12 -2.798735858979089E-14
tp -3.513957787902895E-13 6.064016603580072E-12 2.972848904325072E-8 -1.404366132053452E-10 5.311175732069655E-9 2.453129530467078E-11
node -3.603423359552689E-15 -1.108340456668995E-14 -1.404366132053452E-10 1.298202988341509E-9 -1.278520805824082E-9 6.40322176644343E-11
peri -1.609427593995172E-13 1.303963903011146E-12 5.311175732069655E-9 -1.278520805824082E-9 2.220232098754434E-9 -5.812368499548608E-11
i 1.324079320395224E-14 -2.798735858979089E-14 2.453129530467078E-11 6.40322176644343E-11 -5.812368499548608E-11 1.449694526311772E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.58   n/a E2021B25  

382912 (2004 RR194)          Discovered 2004-Sep-10 by LINEAR at Socorro
Reference: Last Updated: 2014-01-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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