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100503 (1996 XD25)
Classification: Main-belt Asteroid          SPK-ID: 2100503
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1502528091873464 4.498e-08  
a 2.45927040714632 1.4565e-08 au
q 2.089758119921276 1.0889e-07 au
i 3.205432202131666 4.7294e-06 deg
node 64.56828072259648 0.00010564 deg
peri 176.3075637762311 0.00010727 deg
M 270.7906166211327 1.9109e-05 deg
tp 2459349.572703403742
(2021-May-15.07270340)
7.5043e-05 TDB
period 1408.665416861472
3.86
1.2514e-05
3.426e-08
d
yr
n .2555610407488284 2.2703e-09 deg/d
Q 2.828782694371364 1.6753e-08 au
  Orbit Determination Parameters
   # obs. used (total)      453  
   data-arc span      21670 days (59.33 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60366  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:05:53  

Additional Information
 Earth MOID = 1.07717 au 
 Jupiter MOID = 2.17932 au 
 T_jup = 3.473 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456535.5 (2013-Aug-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1506398665900184 4.4736e-08  
q 2.088664342093622 1.0828e-07 au
tp 2456533.318098310438
(2013-Aug-28.81809831)
7.6551e-05 TDB
node 64.59832819586632 0.00010565 deg
peri 176.4846516861021 0.00010728 deg
i 3.205638165643034 4.7291e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      453  
   data-arc span      21670 days (59.33 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60366  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:05:53  

Additional Information
 Jupiter MOID = 2.17932 au 
 T_jup = 3.473 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.001314069597587E-15 -4.813717262840284E-15 -2.01391793695721E-12 -4.777276160852481E-14 -4.790618750497339E-13 7.149214942353903E-16
q -4.813717262840284E-15 1.172477093637833E-14 4.738363882320474E-12 1.135160753037969E-13 1.126222295111459E-12 -1.624479765070204E-15
tp -2.01391793695721E-12 4.738363882320474E-12 5.860015569734423E-9 7.28582790229933E-11 1.479443789923445E-9 -1.377813341323862E-12
node -4.777276160852481E-14 1.135160753037969E-13 7.28582790229933E-11 1.116173946658857E-8 -1.11248423776071E-8 -2.593144430015491E-10
peri -4.790618750497339E-13 1.126222295111459E-12 1.479443789923445E-9 -1.11248423776071E-8 1.150948258352916E-8 2.585568907236152E-10
i 7.149214942353903E-16 -1.624479765070204E-15 -1.377813341323862E-12 -2.593144430015491E-10 2.585568907236152E-10 2.236482587136488E-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 16.3   n/a MPO459471  

100503 (1996 XD25)          Discovered 1996-Dec-09 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1996 XD25 = 2002 NE30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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