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393667 (2004 RZ66)
Classification: Main-belt Asteroid          SPK-ID: 2393667
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .210826090113502 8.5127e-08  
a 3.144673838057545 3.9197e-08 au
q 2.481694548097653 2.744e-07 au
i 14.35243599312136 7.9356e-06 deg
node 170.1347332422845 2.257e-05 deg
peri 183.4949331688356 2.6626e-05 deg
M 300.87338703166 1.5681e-05 deg
tp 2459335.035598761116
(2021-Apr-30.53559876)
9.2964e-05 TDB
period 2036.863089358576
5.58
3.8082e-05
1.043e-07
d
yr
n .1767423651991096 3.3045e-09 deg/d
Q 3.807653128017437 4.746e-08 au
  Orbit Determination Parameters
   # obs. used (total)      244  
   data-arc span      5383 days (14.74 yr)  
   first obs. used      2004-08-13  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6592  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:51:46  

Additional Information
 Earth MOID = 1.4767 au 
 Jupiter MOID = 1.63799 au 
 T_jup = 3.127 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457251.5 (2015-Aug-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .211866531240998 8.525e-08  
q 2.475867347729001 2.7443e-07 au
tp 2457305.500318878993
(2015-Oct-10.00031888)
7.1993e-05 TDB
node 170.2152169918191 2.2563e-05 deg
peri 184.0679498896098 2.6559e-05 deg
i 14.36060890003007 7.9402e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      244  
   data-arc span      5383 days (14.74 yr)  
   first obs. used      2004-08-13  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6592  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:51:46  

Additional Information
 Jupiter MOID = 1.63799 au 
 T_jup = 3.127 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.267579225115781E-15 -2.324776649885805E-14 3.049308547341295E-13 -4.131670369097738E-14 3.491649535084095E-13 3.584150460613075E-15
q -2.324776649885805E-14 7.531236404771936E-14 -1.803643519143182E-13 1.289167514738307E-13 -9.89075827152836E-13 -8.339574177822095E-15
tp 3.049308547341295E-13 -1.803643519143182E-13 5.183033900913348E-9 -1.717661051852831E-11 1.008752886698978E-9 1.148211353054857E-11
node -4.131670369097738E-14 1.289167514738307E-13 -1.717661051852831E-11 5.091099565422957E-10 -4.967813717670009E-10 2.038780150961981E-11
peri 3.491649535084095E-13 -9.89075827152836E-13 1.008752886698978E-9 -4.967813717670009E-10 7.053632063420824E-10 -1.74206935007164E-11
i 3.584150460613075E-15 -8.339574177822095E-15 1.148211353054857E-11 2.038780150961981E-11 -1.74206935007164E-11 6.304613880956082E-11

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 15.8   n/a MPO437612  

393667 (2004 RZ66)          Discovered 2004-Sep-08 by LINEAR at Socorro
Reference: Last Updated: 2014-05-15

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