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17114 (1999 JJ54)
Classification: Main-belt Asteroid          SPK-ID: 2017114
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1053693976880873 4.1282e-08  
a 3.142153976080189 1.811e-08 au
q 2.811067104177391 1.3522e-07 au
i 5.546859882662182 3.9071e-06 deg
node 234.7310419587065 4.378e-05 deg
peri 271.3098843850817 4.7833e-05 deg
M 35.63511349683814 1.8302e-05 deg
tp 2458999.120495874590
(2020-May-29.62049587)
0.00010348 TDB
period 2034.415338443643
5.57
1.7588e-05
4.815e-08
d
yr
n .1769550166070833 1.5298e-09 deg/d
Q 3.473240847982987 2.0018e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1780  
   data-arc span      11135 days (30.49 yr)  
   first obs. used      1990-09-16  
   last obs. used      2021-03-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48969  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:53:45  

Additional Information
 Earth MOID = 1.82993 au 
 Jupiter MOID = 1.59683 au 
 T_jup = 3.194 
[ 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 13.29   n/a E2021B10  
diameter diameter 10.363 km 0.158 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17114 (1999 JJ54)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JJ54 = 1990 TR2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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