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JPL Small-Body Database Browser
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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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06471143043486403 6.4948e-08  
a 5.212519134223775 9.0666e-08 au
q 4.875209564879055 3.8578e-07 au
i 12.58053302675133 5.7178e-06 deg
node 195.6620851520804 2.1651e-05 deg
peri 177.0393463643235 4.4082e-05 deg
M 343.4520578476341 3.9265e-05 deg
tp 2459200.307328628577
(2020-Dec-16.80732863)
0.00047394 TDB
period 4346.802620167718
11.90
0.00011341
3.105e-07
d
yr
n .08281949549071305 2.1608e-09 deg/d
Q 5.549828703568494 9.6533e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1534  
   data-arc span      24909 days (68.20 yr)  
   first obs. used      1951-11-05  
   last obs. used      2020-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48562  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:02:07  

Additional Information
 Earth MOID = 3.87581 au 
 Jupiter MOID = .0785693 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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