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101832 (1999 JL55)
Classification: Main-belt Asteroid          SPK-ID: 2101832
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1079965716007042 3.2185e-08  
a 2.423369483032847 1.294e-08 au
q 2.161653887143529 7.4627e-08 au
i 7.166534532908205 3.8906e-06 deg
node 101.8043723997568 3.6722e-05 deg
peri 209.6572430233259 4.4496e-05 deg
M 145.5138336070893 2.673e-05 deg
tp 2458443.532748264824
(2018-Nov-21.03274826)
0.00010082 TDB
period 1377.932294506568
3.77
1.1036e-05
3.021e-08
d
yr
n .2612610223559021 2.0925e-09 deg/d
Q 2.685085078922165 1.4337e-08 au
  Orbit Determination Parameters
   # obs. used (total)      847  
   data-arc span      7835 days (21.45 yr)  
   first obs. used      1999-05-10  
   last obs. used      2020-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54108  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:58:16  

Additional Information
 Earth MOID = 1.15016 au 
 Jupiter MOID = 2.53001 au 
 T_jup = 3.493 
[ 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 15.5   n/a MPO453472  

101832 (1999 JL55)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 JL55 = 2000 UB107 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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