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17126 (1999 JH68)
Classification: Main-belt Asteroid          SPK-ID: 2017126
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0748271415869434 2.9007e-08  
a 2.759537990171641 1.1682e-08 au
q 2.553049650266519 8.1157e-08 au
i 5.940698409439764 3.3457e-06 deg
node 121.2685302724196 3.394e-05 deg
peri 127.8822847194322 4.2346e-05 deg
M 230.2114269459365 2.6561e-05 deg
tp 2459804.152425145549
(2022-Aug-12.65242515)
0.00012457 TDB
period 1674.376009680568
4.58
1.0632e-05
2.911e-08
d
yr
n .2150054694516793 1.3653e-09 deg/d
Q 2.966026330076764 1.2556e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1912  
   data-arc span      11705 days (32.05 yr)  
   first obs. used      1989-01-04  
   last obs. used      2021-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48553  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:32:27  

Additional Information
 Earth MOID = 1.54237 au 
 Jupiter MOID = 2.06656 au 
 T_jup = 3.330 
[ 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 13.8   n/a MPO502300  
diameter diameter 7.054 km 0.784 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.141   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

17126 (1999 JH68)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JH68 = 1989 AX4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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