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JPL Small-Body Database Browser
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117498 (2005 CJ21)
Classification: Main-belt Asteroid          SPK-ID: 2117498
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1553765971805569 6.1773e-08  
a 2.41039782887136 1.6026e-08 au
q 2.035878416369926 1.5497e-07 au
i 7.200903633083709 5.5898e-06 deg
node 352.5013791226746 3.9155e-05 deg
peri 209.0701344149981 4.4908e-05 deg
M 248.2766897203637 2.8432e-05 deg
tp 2459024.702098264308
(2020-Jun-24.20209826)
0.00011084 TDB
period 1366.883553601489
3.74
1.3632e-05
3.732e-08
d
yr
n .2633728374677314 2.6267e-09 deg/d
Q 2.784917241372794 1.8517e-08 au
  Orbit Determination Parameters
   # obs. used (total)      498  
   data-arc span      7295 days (19.97 yr)  
   first obs. used      1999-10-09  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57372  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 13:52:00  

Additional Information
 Earth MOID = 1.03737 au 
 Jupiter MOID = 2.19025 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 15.6   n/a MPO417611  

117498 (2005 CJ21)          Discovered 2005-Feb-02 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2005 CJ21 = 2001 CZ41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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