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173989 (2001 XB164)
Classification: Main-belt Asteroid          SPK-ID: 2173989
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2351615442295443 5.8668e-08  
a 3.161588424009202 3.2862e-08 au
q 2.418104408000947 1.8763e-07 au
i 9.174411187814957 6.9132e-06 deg
node 251.7664960300157 4.122e-05 deg
peri 146.9462336555294 4.5297e-05 deg
M 61.01203918800823 1.7129e-05 deg
tp 2458252.507835149527
(2018-May-14.00783515)
9.4606e-05 TDB
period 2053.319000863572
5.62
3.2014e-05
8.765e-08
d
yr
n .1753258991167926 2.7336e-09 deg/d
Q 3.905072440017457 4.059e-08 au
  Orbit Determination Parameters
   # obs. used (total)      357  
   data-arc span      6266 days (17.16 yr)  
   first obs. used      2001-11-12  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55336  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:24:41  

Additional Information
 Earth MOID = 1.43197 au 
 Jupiter MOID = 1.55619 au 
 T_jup = 3.142 
[ 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 15.2   n/a MPO257783  
diameter diameter 7.082 km 1.484 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.027   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173989 (2001 XB164)          Discovered 2001-Dec-14 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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