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101495 (1998 XJ3)
Classification: Main-belt Asteroid          SPK-ID: 2101495
[ 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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1113451355341797 3.5484e-08  
a 2.92685966634501 2.0121e-08 au
q 2.600968080106301 1.0056e-07 au
i 7.738694354575311 9.4115e-06 deg
node 173.7656016765695 3.3937e-05 deg
peri 279.3660389212255 5.8282e-05 deg
M 104.4928482951423 4.8981e-05 deg
tp 2458469.633471799999
(2018-Dec-17.13347180)		 0.00024803 TDB
period 1828.94765785502
5.01		 1.886e-05
5.164e-08		 d
yr
n .1968345012247131 2.0298e-09 deg/d
Q 3.252751252583719 2.2362e-08 au
   Orbit Determination Parameters
   # obs. used (total)      685  
   data-arc span      10121 days (27.71 yr)  
   first obs. used      1992-09-23  
   last obs. used      2020-06-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5407  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:00:16  

Additional Information
 Earth MOID = 1.63162 au 
 Jupiter MOID = 1.9485 au 
 T_jup = 3.255 
[ 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 15.0   n/a MPO325162  
diameter diameter 3.539 km 0.732 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.170   0.071 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101495 (1998 XJ3)          Discovered 1998-Dec-10 by Sarounova, L. at Ondrejov
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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