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190005 (2004 KQ17)
Classification: Jupiter Trojan          SPK-ID: 2190005
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07021456840425963 5.883e-08  
a 5.224832680132613 1.4659e-07 au
q 4.857973308512631 3.994e-07 au
i 18.75890193629295 1.0118e-05 deg
node 195.6792551344344 1.6344e-05 deg
peri 263.8905898652482 7.9013e-05 deg
M 293.2079448795675 7.8964e-05 deg
tp 2460009.836847321475
(2023-Mar-06.33684732)
0.00096017 TDB
period 4362.214405745995
11.94
0.00018358
5.026e-07
d
yr
n .08252689265474915 3.473e-09 deg/d
Q 5.591692051752596 1.5688e-07 au
  Orbit Determination Parameters
   # obs. used (total)      400  
   data-arc span      6900 days (18.89 yr)  
   first obs. used      2002-03-23  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51402  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:05:50  

Additional Information
 Earth MOID = 3.93818 au 
 Jupiter MOID = .175949 au 
 T_jup = 2.889 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.10   n/a E2021B55  
diameter diameter 13.948 km 0.659 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.052   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

190005 (2004 KQ17)          Discovered 2004-May-19 by Spacewatch at Kitt Peak
Reference: 20080819/Numbers.arcLast Updated: 2008-08-25
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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