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JPL Small-Body Database Browser
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226067 (2002 HQ14)
Classification: Jupiter Trojan          SPK-ID: 2226067
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0347410383798253 7.0009e-08  
a 5.25526887717892 1.8509e-07 au
q 5.072695379420545 3.6091e-07 au
i 7.523575443905374 7.1475e-06 deg
node 19.94566786727034 4.9184e-05 deg
peri 113.4262777284582 0.0001315 deg
M 206.420304466868 0.00012838 deg
tp 2460477.750115513676
(2024-Jun-16.25011551)		 0.0016368 TDB
period 4400.38664772017
12.05		 0.00023248
6.365e-07		 d
yr
n .08181099271958639 4.3221e-09 deg/d
Q 5.437842374937293 1.9152e-07 au
   Orbit Determination Parameters
   # obs. used (total)      306  
   data-arc span      7212 days (19.75 yr)  
   first obs. used      2000-01-04  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54044  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 00:49:02  

Additional Information
 Earth MOID = 4.09544 au 
 Jupiter MOID = .301806 au 
 T_jup = 2.982 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457072.5 (2015-Feb-19.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03623901280116264 6.9688e-08  
q 5.055350633206763 3.5998e-07 au
tp 2456075.300571774882
(2012-May-27.80057178)		 0.0014245 TDB
node 19.97685865973233 4.9178e-05 deg
peri 112.7418929577426 0.0001273 deg
i 7.528198325869403 7.1505e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      306  
   data-arc span      7212 days (19.75 yr)  
   first obs. used      2000-01-04  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54044  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 00:49:02  

Additional Information
 Jupiter MOID = .301806 au 
 T_jup = 2.982 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.856475893656602E-15 -2.207108322728167E-14 4.36613810548471E-11 6.135759516947886E-15 3.530975243017041E-12 2.679682816768285E-15
q -2.207108322728167E-14 1.295835499924246E-13 -7.450604984859002E-11 -4.571920287678792E-15 -5.325963855521044E-12 -5.296597839324198E-15
tp 4.36613810548471E-11 -7.450604984859002E-11 2.029168920506092E-6 3.261269026308497E-10 1.673183757359614E-7 3.312422071137573E-11
node 6.135759516947886E-15 -4.571920287678792E-15 3.261269026308497E-10 2.418515253592385E-9 -2.370342350627309E-9 -1.003808963905963E-10
peri 3.530975243017041E-12 -5.325963855521044E-12 1.673183757359614E-7 -2.370342350627309E-9 1.6205764972893E-8 1.023377777245944E-10
i 2.679682816768285E-15 -5.296597839324198E-15 3.312422071137573E-11 -1.003808963905963E-10 1.023377777245944E-10 5.112952167537659E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.9   n/a MPO454622  
diameter diameter 14.325 km 0.812 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.065   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

226067 (2002 HQ14)          Discovered 2002-Apr-17 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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