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103028 (1999 XJ114)
Classification: Main-belt Asteroid          SPK-ID: 2103028
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1304339390468507 4.1355e-08  
a 2.528124328417837 1.2715e-08 au
q 2.198371113862124 1.0714e-07 au
i 13.75676498884521 3.6526e-06 deg
node 297.7057323841211 2.3213e-05 deg
peri 165.7076160950973 3.1485e-05 deg
M 47.99803243700501 2.2137e-05 deg
tp 2459004.743134276808
(2020-Jun-04.24313428)
9.0293e-05 TDB
period 1468.236677260484
4.02
1.1077e-05
3.033e-08
d
yr
n .2451920767104849 1.8498e-09 deg/d
Q 2.857877542973549 1.4374e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1098  
   data-arc span      7795 days (21.34 yr)  
   first obs. used      1999-11-01  
   last obs. used      2021-03-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50966  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:44:46  

Additional Information
 Earth MOID = 1.21725 au 
 Jupiter MOID = 2.27603 au 
 T_jup = 3.401 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457665.5 (2016-Oct-04.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1291581706540488 4.1223e-08  
q 2.20175056314646 1.0651e-07 au
tp 2457537.502265635318
(2016-May-29.00226564)
9.2399e-05 TDB
node 297.7965349134881 2.3221e-05 deg
peri 165.9124519659194 3.1669e-05 deg
i 13.75280930068385 3.6503e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1098  
   data-arc span      7795 days (21.34 yr)  
   first obs. used      1999-11-01  
   last obs. used      2021-03-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50966  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:44:46  

Additional Information
 Jupiter MOID = 2.27603 au 
 T_jup = 3.401 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.699351799753832E-15 -4.367641204345032E-15 -1.626297086518689E-12 -3.084524740887722E-15 -3.295517914941613E-13 -8.324487310747492E-15
q -4.367641204345032E-15 1.134469836812285E-14 3.942923118307072E-12 8.711291666463239E-15 7.909649671787836E-13 2.146519050201911E-14
tp -1.626297086518689E-12 3.942923118307072E-12 8.537487487905019E-9 4.542856132244641E-11 2.031536810425547E-9 2.348311082514464E-11
node -3.084524740887722E-15 8.711291666463239E-15 4.542856132244641E-11 5.392249989605967E-10 -5.121870498352805E-10 -1.90835830665109E-11
peri -3.295517914941613E-13 7.909649671787836E-13 2.031536810425547E-9 -5.121870498352805E-10 1.002911117215324E-9 2.404626023221842E-11
i -8.324487310747492E-15 2.146519050201911E-14 2.348311082514464E-11 -1.90835830665109E-11 2.404626023221842E-11 1.332495843211956E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.73   n/a E2021B55  

103028 (1999 XJ114)          Discovered 1999-Dec-11 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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