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JPL Small-Body Database Browser
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71088 (1999 XK129)
Classification: Main-belt Asteroid          SPK-ID: 2071088
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01584056929996141 4.7488e-08  
a 2.69075111404161 1.6559e-08 au
q 2.648128084550685 1.2661e-07 au
i 7.230031150673328 5.4382e-06 deg
node 357.7900333060047 3.5891e-05 deg
peri 65.17299631164754 0.00016346 deg
M 148.533140758128 0.00015986 deg
tp 2457935.334702254816
(2017-Jun-30.83470225)
0.00071441 TDB
period 1612.162147558726
4.41
1.4882e-05
4.074e-08
d
yr
n .2233026005139389 2.0613e-09 deg/d
Q 2.733374143532534 1.6821e-08 au
  Orbit Determination Parameters
   # obs. used (total)      788  
   data-arc span      7572 days (20.73 yr)  
   first obs. used      1998-08-17  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5423  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:36:17  

Additional Information
 Earth MOID = 1.66306 au 
 Jupiter MOID = 2.29285 au 
 T_jup = 3.360 
[ 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 14.8   n/a MPO299430  
diameter diameter 3.070 km 0.605 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.171   0.081 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71088 (1999 XK129)          Discovered 1999-Dec-12 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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