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JPL Small-Body Database Browser
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201931 (2004 DM25)
Classification: Inner Main-belt Asteroid          SPK-ID: 2201931
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09352301939964432 7.9037e-08  
a 1.898076883337037 1.1619e-08 au
q 1.72056300215469 1.4779e-07 au
i 19.2460398828666 8.6436e-06 deg
node 257.5013161639777 1.7058e-05 deg
peri 207.676716455907 3.6573e-05 deg
M 116.8511511866786 3.7167e-05 deg
tp 2458690.472926126542
(2019-Jul-25.97292613)
9.7291e-05 TDB
period 955.1446045759508
2.62
8.7705e-06
2.401e-08
d
yr
n .3769062802378775 3.4609e-09 deg/d
Q 2.075590764519383 1.2706e-08 au
  Orbit Determination Parameters
   # obs. used (total)      259  
   data-arc span      7053 days (19.31 yr)  
   first obs. used      2000-10-04  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56051  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 00:14:07  

Additional Information
 Earth MOID = .747637 au 
 Jupiter MOID = 3.14332 au 
 T_jup = 3.877 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456999.5 (2014-Dec-08.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09356087763243182 7.8992e-08  
q 1.72043972096983 1.4775e-07 au
tp 2456780.141227829050
(2014-May-02.64122783)
9.0756e-05 TDB
node 257.5250598706626 1.7063e-05 deg
peri 207.680399535266 3.6583e-05 deg
i 19.24251881680488 8.6426e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      259  
   data-arc span      7053 days (19.31 yr)  
   first obs. used      2000-10-04  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56051  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 00:14:07  

Additional Information
 Jupiter MOID = 3.14332 au 
 T_jup = 3.877 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.239727663492139E-15 -1.164260159074168E-14 -1.2637779522844E-12 -5.42596678328597E-14 -3.40102897675337E-13 3.073278773387298E-14
q -1.164260159074168E-14 2.182885920995218E-14 2.676984278393681E-12 1.020787145436572E-13 7.435761259361383E-13 -5.518983580969968E-14
tp -1.2637779522844E-12 2.676984278393681E-12 8.236700071615173E-9 4.896306623568966E-11 2.949880917975957E-9 2.426508273524182E-11
node -5.42596678328597E-14 1.020787145436572E-13 4.896306623568966E-11 2.911383109252133E-10 -2.560587260299045E-10 2.481436324251821E-11
peri -3.40102897675337E-13 7.435761259361383E-13 2.949880917975957E-9 -2.560587260299045E-10 1.33831396135901E-9 -1.488909242561683E-11
i 3.073278773387298E-14 -5.518983580969968E-14 2.426508273524182E-11 2.481436324251821E-11 -1.488909242561683E-11 7.469419959748693E-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 17.1   n/a MPO345451  

201931 (2004 DM25)          Discovered 2004-Feb-20 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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