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11396 (1998 XZ77)
Classification: Jupiter Trojan          SPK-ID: 2011396
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06471143525329927 5.8694e-08  
a 5.212519128540325 8.1439e-08 au
q 4.875209534447205 3.4004e-07 au
i 12.58053362529134 5.7e-06 deg
node 195.6621071074154 1.796e-05 deg
peri 177.0393227539858 3.8498e-05 deg
M 343.4520607478941 3.2137e-05 deg
tp 2459200.307293282740
(2020-Dec-16.80729328)
0.00038622 TDB
period 4346.80261305844
11.90
0.00010187
2.789e-07
d
yr
n .08281949562616589 1.9409e-09 deg/d
Q 5.549828722633447 8.6709e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1831  
   data-arc span      25191 days (68.97 yr)  
   first obs. used      1951-11-05  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45468  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:59:50  

Additional Information
 Earth MOID = 3.87581 au 
 Jupiter MOID = .0785694 au 
 T_jup = 2.948 
[ 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 10.6   n/a MPO416837  
diameter diameter 37.109 km 0.843 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  
geometric albedo albedo 0.074   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  

11396 (1998 XZ77)          Discovered 1998-Dec-15 by LINEAR at Socorro
Reference: 19990831/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 XZ77 = 1992 HU2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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