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190264 (2007 NE2)
Classification: Jupiter Trojan          SPK-ID: 2190264
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1126528785659458 7.874e-08  
a 5.258339035485593 1.2046e-07 au
q 4.665972006662462 4.8356e-07 au
i 13.13769312112428 5.9537e-06 deg
node 220.5323200035108 2.8149e-05 deg
peri 174.5772939796945 3.8852e-05 deg
M 334.2958384487414 2.7944e-05 deg
tp 2459514.964948585089
(2021-Oct-27.46494859)
0.00034444 TDB
period 4404.243307640159
12.06
0.00015134
4.143e-07
d
yr
n .08173935335849822 2.8087e-09 deg/d
Q 5.850706064308723 1.3403e-07 au
  Orbit Determination Parameters
   # obs. used (total)      774  
   data-arc span      8501 days (23.27 yr)  
   first obs. used      1997-11-03  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52595  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:06:55  

Additional Information
 Earth MOID = 3.6722 au 
 Jupiter MOID = .315924 au 
 T_jup = 2.935 
[ 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 12.36   n/a E2021B55  
diameter diameter 14.727 km 0.729 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.107   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

190264 (2007 NE2)          Discovered 2007-Jul-07 by Kocher, P. at Marly
Reference: 20080819/Numbers.arcLast Updated: 2008-08-25

Alternate Designations
 2007 NE2 = 2004 HN72 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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