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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06483903571342192 5.7668e-08  
a 5.213016980620726 8.0053e-08 au
q 4.875009986439584 3.3282e-07 au
i 12.57994616713627 5.6888e-06 deg
node 195.6628968569673 1.6544e-05 deg
peri 177.258506986756 3.7224e-05 deg
M 359.824095308102 3.0822e-05 deg
tp 2459202.624257004669
(2020-Dec-19.12425700)
0.00037219 TDB
period 4347.425378081279
11.90
0.00010014
2.742e-07
d
yr
n .08280763180319033 1.9074e-09 deg/d
Q 5.551023974801867 8.5243e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2020  
   data-arc span      25302 days (69.27 yr)  
   first obs. used      1951-11-05  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43935  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 22:44:52  

Additional Information
 Earth MOID = 3.8742 au 
 Jupiter MOID = .0778125 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 10.66   n/a MPCxxxxx  
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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