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101522 (1998 XJ63)
Classification: Main-belt Asteroid          SPK-ID: 2101522
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1705012443159509 4.193e-08  
a 2.39701681212325 9.1725e-09 au
q 1.988322463009982 1.0224e-07 au
i 6.841210551280079 3.6624e-06 deg
node 287.6356192432695 4.0619e-05 deg
peri 109.3218784533223 4.2693e-05 deg
M 305.9858469417207 1.2287e-05 deg
tp 2459203.880877585061
(2020-Dec-20.38087759)
4.6195e-05 TDB
period 1355.517244741822
3.71
7.7806e-06
2.13e-08
d
yr
n .2655812763699418 1.5244e-09 deg/d
Q 2.805711161236518 1.0736e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1011  
   data-arc span      8038 days (22.01 yr)  
   first obs. used      1998-11-14  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51248  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:29:22  

Additional Information
 Earth MOID = 1.00834 au 
 Jupiter MOID = 2.63574 au 
 T_jup = 3.499 
[ show covariance matrix ]

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 15.3   n/a MPO474890  
diameter diameter 2.169 km 0.264 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.342   0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101522 (1998 XJ63)          Discovered 1998-Dec-14 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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