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JPL Small-Body Database Browser
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80050 (1999 JD55)
Classification: Main-belt Asteroid          SPK-ID: 2080050
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1387796555468386 6.3795e-08  
a 3.110228586341177 2.9939e-08 au
q 2.678592134456818 2.0701e-07 au
i 11.91302361137727 6.107e-06 deg
node 77.11116904786719 2.9804e-05 deg
peri 107.668778861064 3.7648e-05 deg
M 272.7690140874031 2.149e-05 deg
tp 2459085.961921092635
(2020-Aug-24.46192109)
0.00012169 TDB
period 2003.488665924973
5.49
2.8929e-05
7.92e-08
d
yr
n .1796865667986172 2.5945e-09 deg/d
Q 3.541865038225537 3.4094e-08 au
  Orbit Determination Parameters
   # obs. used (total)      482  
   data-arc span      7516 days (20.58 yr)  
   first obs. used      1999-05-10  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57022  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:45:32  

Additional Information
 Earth MOID = 1.70962 au 
 Jupiter MOID = 1.56891 au 
 T_jup = 3.171 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.7   n/a MPO337859  
diameter diameter 6.462 km 0.158 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

80050 (1999 JD55)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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