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249465 (2009 HV102)
Classification: Jupiter Trojan          SPK-ID: 2249465
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .201416681296312 7.8224e-08  
a 5.188278243832556 1.6465e-07 au
q 4.143272458317945 4.9158e-07 au
i 11.57110224957772 7.179e-06 deg
node 121.4078721930541 3.9278e-05 deg
peri 166.9645609662261 4.4332e-05 deg
M 307.8844602297179 2.6295e-05 deg
tp 2459625.382057443434
(2022-Feb-14.88205744)
0.0003331 TDB
period 4316.515604965752
11.82
0.00020548
5.626e-07
d
yr
n .08340060200080206 3.9701e-09 deg/d
Q 6.233284029347167 1.9782e-07 au
  Orbit Determination Parameters
   # obs. used (total)      192  
   data-arc span      8414 days (23.04 yr)  
   first obs. used      1997-04-13  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57634  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 13:43:56  

Additional Information
 Earth MOID = 3.12825 au 
 Jupiter MOID = .638697 au 
 T_jup = 2.919 
[ 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 13.1   n/a MPO437158  
diameter diameter 11.472 km 0.506 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.085   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

249465 (2009 HV102)          Discovered 2009-Apr-29 by PMO NEO Survey Program at Purple Mountain
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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