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JPL Small-Body Database Browser
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66217 (1999 CZ42)
Classification: Main-belt Asteroid          SPK-ID: 2066217
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02689025236796306 5.4862e-08  
a 2.219626839289064 9.0234e-09 au
q 2.159940513417877 1.2319e-07 au
i 1.953572336174306 5.3005e-06 deg
node 357.593807108528 0.00012824 deg
peri 357.5859066091206 0.00015419 deg
M 310.8120495168339 8.5945e-05 deg
tp 2459165.534447895204
(2020-Nov-12.03444790)
0.00028831 TDB
period 1207.864947790551
3.31
7.3655e-06
2.017e-08
d
yr
n .2980465660987336 1.8175e-09 deg/d
Q 2.279313165160251 9.2661e-09 au
  Orbit Determination Parameters
   # obs. used (total)      971  
   data-arc span      8882 days (24.32 yr)  
   first obs. used      1995-02-01  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5402  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:52:56  

Additional Information
 Earth MOID = 1.15367 au 
 Jupiter MOID = 2.7935 au 
 T_jup = 3.649 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456525.5 (2013-Aug-21.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02700279380773102 5.4663e-08  
q 2.159365135802773 1.2283e-07 au
tp 2456749.877537420828
(2014-Apr-02.37753742)
0.00028939 TDB
node 357.6627033667658 0.00012825 deg
peri 357.3626171236249 0.00015418 deg
i 1.954239797409498 5.299e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      971  
   data-arc span      8882 days (24.32 yr)  
   first obs. used      1995-02-01  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5402  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:52:56  

Additional Information
 Jupiter MOID = 2.7935 au 
 T_jup = 3.649 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.988079655354779E-15 -6.697835764542236E-15 5.66231779797503E-12 8.066982410904115E-15 1.585715725345342E-12 -4.466470436947795E-16
q -6.697835764542236E-15 1.508758213414996E-14 -1.283545927954559E-11 -1.82781739329584E-14 -3.601911933519119E-12 1.141994902276392E-15
tp 5.66231779797503E-12 -1.283545927954559E-11 8.374924913069004E-8 -2.935984307592503E-11 2.477574941795837E-8 -8.245880847719752E-12
node 8.066982410904115E-15 -1.82781739329584E-14 -2.935984307592503E-11 1.644755984629675E-8 -1.644634640672844E-8 1.71055885150133E-10
peri 1.585715725345342E-12 -3.601911933519119E-12 2.477574941795837E-8 -1.644634640672844E-8 2.377125230121209E-8 -1.734148182702517E-10
i -4.466470436947795E-16 1.141994902276392E-15 -8.245880847719752E-12 1.71055885150133E-10 -1.734148182702517E-10 2.807974277335034E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO385237  

66217 (1999 CZ42)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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