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JPL Small-Body Database Browser
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173243 (1999 JC90)
Classification: Main-belt Asteroid          SPK-ID: 2173243
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .1401813633375191 4.8526e-08  
a 2.231977011248151 9.5461e-09 au
q 1.919095430873384 1.0826e-07 au
i 6.272950551033083 5.4018e-06 deg
node 111.0345935740146 4.8982e-05 deg
peri 123.9972888242762 5.2329e-05 deg
M 348.020984021156 1.8212e-05 deg
tp 2458641.027670924236
(2019-Jun-06.52767092)
6.1657e-05 TDB
period 1217.959935815431
3.33
7.8138e-06
2.139e-08
d
yr
n .2955762249757238 1.8963e-09 deg/d
Q 2.544858591622918 1.0884e-08 au
  Orbit Determination Parameters
   # obs. used (total)      419  
   data-arc span      9937 days (27.21 yr)  
   first obs. used      1992-02-25  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57755  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:41:55  

Additional Information
 Earth MOID = .915338 au 
 Jupiter MOID = 2.46689 au 
 T_jup = 3.620 
[ 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 16.8   n/a MPO433112  

173243 (1999 JC90)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

Alternate Designations
 1999 JC90 = 2002 CH302 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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