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11919 (1992 UD2)
Classification: Main-belt Asteroid          SPK-ID: 2011919
[ 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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2602667858359949 4.6436e-08  
a 2.348977711015761 1.1995e-08 au
q 1.737616832169296 1.1056e-07 au
i 26.20916629435875 5.1947e-06 deg
node 45.70181549349097 1.0082e-05 deg
peri 337.1921826978427 1.3225e-05 deg
M 244.7782375902901 1.232e-05 deg
tp 2459421.370788626341
(2021-Jul-25.87078863)		 4.71e-05 TDB
period 1314.972803199498
3.60		 1.0072e-05
2.758e-08		 d
yr
n .2737699206584909 2.097e-09 deg/d
Q 2.960338589862225 1.5117e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1170  
   data-arc span      10147 days (27.78 yr)  
   first obs. used      1992-10-25  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51001  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 00:28:51  

Additional Information
 Earth MOID = .760645 au 
 Jupiter MOID = 2.51329 au 
 T_jup = 3.379 
[ 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 14.3   n/a MPO435813  
diameter diameter 3.284 km 0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.277   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

11919 (1992 UD2)          Discovered 1992-Oct-25 by Natori, A., Urata, T. at Yakiimo
Reference: 19991026/Numbers.arcLast Updated: 2004-04-19
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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