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351266 (2004 RU189)
Classification: Inner Main-belt Asteroid          SPK-ID: 2351266
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1031350424479886 1.146e-07  
a 1.887721667629017 1.1048e-08 au
q 1.693031413308111 2.1689e-07 au
i 19.44398715761874 9.2366e-06 deg
node 346.5319465424533 1.6568e-05 deg
peri 64.75415157411506 5.9053e-05 deg
M 189.2987931649619 5.1219e-05 deg
tp 2459049.699701279075
(2020-Jul-19.19970128)
0.00013519 TDB
period 947.3388938412236
2.59
8.3166e-06
2.277e-08
d
yr
n .380011844061727 3.3361e-09 deg/d
Q 2.082411921949924 1.2188e-08 au
  Orbit Determination Parameters
   # obs. used (total)      229  
   data-arc span      4874 days (13.34 yr)  
   first obs. used      2004-09-10  
   last obs. used      2018-01-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53069  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:07:25  

Additional Information
 Earth MOID = .752767 au 
 Jupiter MOID = 3.18031 au 
 T_jup = 3.886 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457392.5 (2016-Jan-05.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1030800569890506 1.1433e-07  
q 1.693175653439725 2.1624e-07 au
tp 2457155.463651451433
(2015-May-12.96365145)
0.00013471 TDB
node 346.5486654098738 1.656e-05 deg
peri 64.83354743165039 5.9198e-05 deg
i 19.44846994803017 9.2374e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      229  
   data-arc span      4874 days (13.34 yr)  
   first obs. used      2004-09-10  
   last obs. used      2018-01-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53069  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:07:25  

Additional Information
 Jupiter MOID = 3.18031 au 
 T_jup = 3.886 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.307039258568309E-14 -2.469605475897774E-14 -1.324592506792971E-11 5.271223013638491E-14 -5.705037567566301E-12 -2.670356637511769E-13
q -2.469605475897774E-14 4.67609761481381E-14 2.497790431172483E-11 -9.877201926218388E-14 1.07662191127689E-11 5.077927705374929E-13
tp -1.324592506792971E-11 2.497790431172483E-11 1.814765870101636E-8 -5.995350385454919E-11 7.669073301062493E-9 2.919120182477086E-10
node 5.271223013638491E-14 -9.877201926218388E-14 -5.995350385454919E-11 2.74238357283075E-10 -2.833416103257874E-10 7.187537130049537E-11
peri -5.705037567566301E-12 1.07662191127689E-11 7.669073301062493E-9 -2.833416103257874E-10 3.504435151425572E-9 5.552219285038658E-11
i -2.670356637511769E-13 5.077927705374929E-13 2.919120182477086E-10 7.187537130049537E-11 5.552219285038658E-11 8.53300633786161E-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 17.5   n/a MPO434217  

351266 (2004 RU189)          Discovered 2004-Sep-10 by LINEAR at Socorro
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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