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100498 (1996 XK)
Classification: Main-belt Asteroid          SPK-ID: 2100498
[ 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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2140347493437812 4.3582e-08  
a 2.230451440536738 6.546e-09 au
q 1.753057325537982 9.6596e-08 au
i 6.420047485969183 7.1055e-06 deg
node 7.920700414306536 2.8305e-05 deg
peri 287.8657808514547 3.3811e-05 deg
M 118.1662175776456 1.858e-05 deg
tp 2458601.127258733236
(2019-Apr-27.62725873)		 6.2799e-05 TDB
period 1216.711423986832
3.33		 5.3563e-06
1.466e-08		 d
yr
n .2958795264865501 1.3025e-09 deg/d
Q 2.707845555535495 7.9471e-09 au
   Orbit Determination Parameters
   # obs. used (total)      859  
   data-arc span      9070 days (24.83 yr)  
   first obs. used      1995-04-05  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4936  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:07:07  

Additional Information
 Earth MOID = .750698 au 
 Jupiter MOID = 2.53193 au 
 T_jup = 3.604 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO280441  

100498 (1996 XK)          Discovered 1996-Dec-01 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1996 XK = 1999 RC142 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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