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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2601222837672935 4.6373e-08  
a 2.349583834328502 1.2063e-08 au
q 1.738404721440258 1.1043e-07 au
i 26.20181416521091 5.1874e-06 deg
node 45.68571449802621 1.0064e-05 deg
peri 337.1460357784263 1.3218e-05 deg
M 299.5743157954567 1.2583e-05 deg
tp 2459421.302466783331
(2021-Jul-25.80246678)		 4.7108e-05 TDB
period 1315.481803613941
3.60		 1.013e-05
2.773e-08		 d
yr
n .2736639906466167 2.1075e-09 deg/d
Q 2.960762947216746 1.52e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1179  
   data-arc span      10151 days (27.79 yr)  
   first obs. used      1992-10-25  
   last obs. used      2020-08-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50892  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:56:24  

Additional Information
 Earth MOID = .760446 au 
 Jupiter MOID = 2.51422 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 14.34   n/a E2021B10  
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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