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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2599402362786313 2.5465e-08  
a 2.34914976760855 1.1672e-08 au
q 1.738511221962492 6.019e-08 au
i 26.20243786196276 6.4566e-07 deg
node 45.66872175749288 2.6973e-06 deg
peri 337.163916906492 5.537e-06 deg
M 353.2048693317858 9.0974e-06 deg
tp 2459421.323316069128
(2021-Jul-25.82331607)
3.3367e-05 TDB
period 1315.117283423004
3.60
9.8017e-06
2.684e-08
d
yr
n .2737398439955008 2.0402e-09 deg/d
Q 2.959788313254608 1.4706e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1202  
   data-arc span      10151 days (27.79 yr)  
   first obs. used      1992-10-25  
   last obs. used      2020-08-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51105  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 23:01:49  

Additional Information
 Earth MOID = .760939 au 
 Jupiter MOID = 2.51616 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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