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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03454917906448122 5.4473e-08  
a 5.259994974928239 1.4742e-07 au
q 5.078266466661172 3.4097e-07 au
i 7.52047949487384 7.0261e-06 deg
node 19.95339278600793 4.0518e-05 deg
peri 111.8021599182271 0.00011848 deg
M 257.148112002575 0.00011599 deg
tp 2460459.385375031396
(2024-May-28.88537503)
0.0014496 TDB
period 4406.323926913708
12.06
0.00018525
5.072e-07
d
yr
n .08170075690557603 3.4348e-09 deg/d
Q 5.441723483195307 1.5252e-07 au
  Orbit Determination Parameters
   # obs. used (total)      388  
   data-arc span      7678 days (21.02 yr)  
   first obs. used      2000-01-04  
   last obs. used      2021-01-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50705  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 13:08:01  

Additional Information
 Earth MOID = 4.10099 au 
 Jupiter MOID = .296694 au 
 T_jup = 2.982 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457501.5 (2016-Apr-23.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03593323788005525 5.5075e-08  
q 5.060339231389298 3.4021e-07 au
tp 2456086.013322568814
(2012-Jun-07.51332257)
0.0012869 TDB
node 19.96009376506288 4.0513e-05 deg
peri 113.7570612547236 0.00011384 deg
i 7.525222492262555 7.0304e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      388  
   data-arc span      7678 days (21.02 yr)  
   first obs. used      2000-01-04  
   last obs. used      2021-01-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50705  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 13:08:01  

Additional Information
 Jupiter MOID = .296694 au 
 T_jup = 2.982 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.033217479643668E-15 -1.706747626675294E-14 1.736781944715794E-11 -5.015249628129129E-16 1.383765955311741E-12 1.021047881174957E-15
q -1.706747626675294E-14 1.157400362594374E-13 -2.598927214814636E-12 5.427963626371871E-15 5.435044959767651E-13 -8.060411606421273E-16
tp 1.736781944715794E-11 -2.598927214814636E-12 1.656199458309766E-6 7.651628954022113E-11 1.368840510166358E-7 1.654181010524029E-11
node -5.015249628129129E-16 5.427963626371871E-15 7.651628954022113E-11 1.641294202627431E-9 -1.620685720763126E-9 -6.515809768384535E-11
peri 1.383765955311741E-12 5.435044959767651E-13 1.368840510166358E-7 -1.620685720763126E-9 1.295878834564362E-8 6.606775386354701E-11
i 1.021047881174957E-15 -8.060411606421273E-16 1.654181010524029E-11 -6.515809768384535E-11 6.606775386354701E-11 4.94259490360484E-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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