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212470 (2006 QU44)
Classification: Main-belt Asteroid          SPK-ID: 2212470
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1726318690220305 5.2016e-08  
a 2.409327124879232 2.2694e-08 au
q 1.993400480225855 1.3179e-07 au
i 2.653317541090158 5.8602e-06 deg
node 159.5037874348382 0.00014355 deg
peri 118.1315523660293 0.00014564 deg
M 178.2817463251333 3.205e-05 deg
tp 2457924.033240869547
(2017-Jun-19.53324087)
0.00011502 TDB
period 1365.972895749181
3.74
1.9299e-05
5.284e-08
d
yr
n .2635484211438577 3.7236e-09 deg/d
Q 2.825253769532609 2.6611e-08 au
  Orbit Determination Parameters
   # obs. used (total)      209  
   data-arc span      8487 days (23.24 yr)  
   first obs. used      1995-09-20  
   last obs. used      2018-12-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67095  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:37:56  

Additional Information
 Earth MOID = .978132 au 
 Jupiter MOID = 2.29966 au 
 T_jup = 3.499 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456662.5 (2014-Jan-05.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1737283385367436 5.1852e-08  
q 1.990231892032531 1.3137e-07 au
tp 2456558.550182355021
(2013-Sep-23.05018236)
0.00010235 TDB
node 159.521882312408 0.0001436 deg
peri 118.1553322963845 0.00014566 deg
i 2.652420290097199 5.8601e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      209  
   data-arc span      8487 days (23.24 yr)  
   first obs. used      1995-09-20  
   last obs. used      2018-12-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67095  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:37:56  

Additional Information
 Jupiter MOID = 2.29966 au 
 T_jup = 3.499 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.688636746374561E-15 -6.748175463679822E-15 -1.85800897424645E-12 9.287027551606915E-15 -5.021541830072094E-13 5.801792947610388E-16
q -6.748175463679822E-15 1.725921240517238E-14 5.542680193504786E-12 -1.863841571641632E-14 1.464533982074698E-12 -1.255323917418518E-15
tp -1.85800897424645E-12 5.542680193504786E-12 1.047463414686419E-8 4.268193261548761E-11 2.550020874898859E-9 -2.435239319813956E-13
node 9.287027551606915E-15 -1.863841571641632E-14 4.268193261548761E-11 2.062034924201915E-8 -2.058766644876685E-8 2.496691168799447E-10
peri -5.021541830072094E-13 1.464533982074698E-12 2.550020874898859E-9 -2.058766644876685E-8 2.1215513607172E-8 -2.494777697652863E-10
i 5.801792947610388E-16 -1.255323917418518E-15 -2.435239319813956E-13 2.496691168799447E-10 -2.494777697652863E-10 3.434127163958605E-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 16.9   n/a MPO459950  

212470 (2006 QU44)          Discovered 2006-Aug-19 by LONEOS at Anderson Mesa
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

Alternate Designations
 2006 QU44 = 1995 SA76 = 2003 XW32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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