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447665 (2006 WR94)
Classification: Main-belt Asteroid          SPK-ID: 2447665
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1860164103306779 7.3355e-08  
a 2.7682345486898 2.5201e-08 au
q 2.253297494989159 2.063e-07 au
i 1.898988567305669 8.6704e-06 deg
node 169.9731392176198 0.00022337 deg
peri 253.6748342913138 0.00023399 deg
M 15.43996955844654 4.9247e-05 deg
tp 2459128.348279324067
(2020-Oct-05.84827932)
0.00023015 TDB
period 1682.297322220186
4.61
2.2973e-05
6.29e-08
d
yr
n .2139930886443399 2.9222e-09 deg/d
Q 3.28317160239044 2.9889e-08 au
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      7057 days (19.32 yr)  
   first obs. used      2001-09-23  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62597  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 17:50:47  

Additional Information
 Earth MOID = 1.26685 au 
 Jupiter MOID = 2.04247 au 
 T_jup = 3.312 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456886.5 (2014-Aug-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1841181467162754 7.5397e-08  
q 2.260032200048729 2.123e-07 au
tp 2457438.016277426735
(2016-Feb-19.51627743)
0.00023971 TDB
node 170.0955968567653 0.00022315 deg
peri 252.3541080563022 0.00023427 deg
i 1.898339870147282 8.6858e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      7057 days (19.32 yr)  
   first obs. used      2001-09-23  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62597  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 17:50:47  

Additional Information
 Jupiter MOID = 2.04247 au 
 T_jup = 3.312 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.684738862994049E-15 -1.5934006416624E-14 -8.806146660337698E-12 1.668703019075297E-13 -2.520612705738717E-12 -5.369460262199936E-15
q -1.5934006416624E-14 4.507019974247913E-14 2.445488655944136E-11 -4.640725132068039E-13 6.955863900797223E-12 1.530821157566471E-14
tp -8.806146660337698E-12 2.445488655944136E-11 5.746258122719988E-8 -9.58499676029801E-10 1.715599858487914E-8 1.093181601796251E-12
node 1.668703019075297E-13 -4.640725132068039E-13 -9.58499676029801E-10 4.979688007358339E-8 -5.003888973194051E-8 7.775209030745673E-10
peri -2.520612705738717E-12 6.955863900797223E-12 1.715599858487914E-8 -5.003888973194051E-8 5.488135546361276E-8 -7.769963692881246E-10
i -5.369460262199936E-15 1.530821157566471E-14 1.093181601796251E-12 7.775209030745673E-10 -7.769963692881246E-10 7.544346524703826E-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 17.9   n/a MPO361041  

447665 (2006 WR94)          Discovered 2006-Nov-19 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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