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344869 (2004 JD13)
Classification: Main-belt Asteroid          SPK-ID: 2344869
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1413094681111862 8.9518e-08  
a 2.267491596933553 2.224e-08 au
q 1.947073565424288 2.1333e-07 au
i 24.34654416571897 9.1767e-06 deg
node 194.1542003500232 1.1296e-05 deg
peri 351.623315454908 2.1062e-05 deg
M 175.3081279132371 2.043e-05 deg
tp 2457993.181504418134
(2017-Aug-27.68150442)
6.6336e-05 TDB
period 1247.145018385444
3.41
1.8348e-05
5.023e-08
d
yr
n .2886592935808353 4.2468e-09 deg/d
Q 2.587909628442818 2.5382e-08 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      5694 days (15.59 yr)  
   first obs. used      2004-04-26  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5163  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 22:57:23  

Additional Information
 Earth MOID = .949327 au 
 Jupiter MOID = 2.37391 au 
 T_jup = 3.486 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457374.5 (2015-Dec-18.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1411084497581523 8.9698e-08  
q 1.947880766745071 2.1379e-07 au
tp 2457993.590323993828
(2017-Aug-28.09032399)
6.6358e-05 TDB
node 194.1596031883342 1.1292e-05 deg
peri 351.7219889826255 2.1032e-05 deg
i 24.34888738910515 9.177e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      5694 days (15.59 yr)  
   first obs. used      2004-04-26  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5163  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 22:57:23  

Additional Information
 Jupiter MOID = 2.37391 au 
 T_jup = 3.486 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.045812370728123E-15 -1.912004733909747E-14 1.160916480871237E-13 3.292161979721529E-14 3.782210436597833E-13 9.534113395537917E-16
q -1.912004733909747E-14 4.57081846207695E-14 3.039113978877844E-13 -7.876792736114543E-14 -7.817353231304169E-13 3.778042795982225E-15
tp 1.160916480871237E-13 3.039113978877844E-13 4.403390124631343E-9 -4.222292432194142E-12 1.15282192531506E-9 2.794336477510065E-11
node 3.292161979721529E-14 -7.876792736114543E-14 -4.222292432194142E-12 1.275058016119182E-10 -1.148916778135338E-10 3.737672370623895E-11
peri 3.782210436597833E-13 -7.817353231304169E-13 1.15282192531506E-9 -1.148916778135338E-10 4.423525383436125E-10 -2.708954633432306E-11
i 9.534113395537917E-16 3.778042795982225E-15 2.794336477510065E-11 3.737672370623895E-11 -2.708954633432306E-11 8.421795708897943E-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 16.7   n/a MPO503388  

344869 (2004 JD13)          Discovered 2004-May-13 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

Alternate Designations
 2004 JD13 = 2005 SC172 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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