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JPL Small-Body Database Browser
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201999 (2004 PJ103)
Classification: Main-belt Asteroid          SPK-ID: 2201999
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 .242291924480977 3.9227e-08  
a 2.362650065471014 1.4631e-08 au
q 1.790199034232936 9.5667e-08 au
i 3.270647170465427 5.4535e-06 deg
node 278.38878184 0.0001035 deg
peri 34.71707960829313 0.00010474 deg
M 153.6864920796777 1.6495e-05 deg
tp 2458434.220646130418
(2018-Nov-11.72064613)
5.782e-05 TDB
period 1326.47030089905
3.63
1.2321e-05
3.373e-08
d
yr
n .2713969545763675 2.521e-09 deg/d
Q 2.935101096709092 1.8176e-08 au
  Orbit Determination Parameters
   # obs. used (total)      399  
   data-arc span      5624 days (15.40 yr)  
   first obs. used      2004-08-12  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5395  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 23:57:42  

Additional Information
 Earth MOID = .777283 au 
 Jupiter MOID = 2.35742 au 
 T_jup = 3.508 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456899.5 (2014-Aug-30.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2430994315873102 3.9077e-08  
q 1.787542608576275 9.5286e-08 au
tp 2457108.726231984203
(2015-Mar-27.22623198)
5.2043e-05 TDB
node 278.47844215771 0.00010359 deg
peri 34.7530136061761 0.00010482 deg
i 3.270025883593875 5.4505e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      399  
   data-arc span      5624 days (15.40 yr)  
   first obs. used      2004-08-12  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5395  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 23:57:42  

Additional Information
 Jupiter MOID = 2.35742 au 
 T_jup = 3.508 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.527028837311701E-15 -3.699657723089369E-15 -3.249016215645366E-13 1.035506241827272E-14 -1.556050534603572E-13 -2.201997285704858E-16
q -3.699657723089369E-15 9.079508575859942E-15 9.653135071791363E-13 -2.601718088172003E-14 4.241092053327415E-13 6.098260517483207E-16
tp -3.249016215645366E-13 9.653135071791363E-13 2.708503046201575E-9 -1.461457883931361E-11 8.631894458291022E-10 -2.761941423664932E-12
node 1.035506241827272E-14 -2.601718088172003E-14 -1.461457883931361E-11 1.073108190996406E-8 -1.071808129295868E-8 -2.210140999890326E-10
peri -1.556050534603572E-13 4.241092053327415E-13 8.631894458291022E-10 -1.071808129295868E-8 1.09876317146611E-8 2.1979515399407E-10
i -2.201997285704858E-16 6.098260517483207E-16 -2.761941423664932E-12 -2.210140999890326E-10 2.1979515399407E-10 2.970770240570804E-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 16.5   n/a MPO449981  

201999 (2004 PJ103)          Discovered 2004-Aug-12 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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