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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1727925388256953 5.1758e-08  
a 2.408669782038811 2.2545e-08 au
q 1.992469615207591 1.313e-07 au
i 2.653802703831656 5.8515e-06 deg
node 159.4982084448663 0.00014195 deg
peri 118.2303097355274 0.00014406 deg
M 283.617078201604 3.3084e-05 deg
tp 2459290.206399982822
(2021-Mar-16.70639998)
0.00012849 TDB
period 1365.413911097677
3.74
1.917e-05
5.248e-08
d
yr
n .2636563148170876 3.7016e-09 deg/d
Q 2.824869948870032 2.644e-08 au
  Orbit Determination Parameters
   # obs. used (total)      213  
   data-arc span      8900 days (24.37 yr)  
   first obs. used      1995-09-20  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66126  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:46:15  

Additional Information
 Earth MOID = .977742 au 
 Jupiter MOID = 2.30126 au 
 T_jup = 3.499 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456682.5 (2014-Jan-25.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1737221856404902 5.1652e-08  
q 1.990215068328153 1.3109e-07 au
tp 2456558.536149981416
(2013-Sep-23.03614998)
0.00010233 TDB
node 159.5216266464364 0.00014203 deg
peri 118.1502183187541 0.00014411 deg
i 2.652447927027918 5.8504e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      213  
   data-arc span      8900 days (24.37 yr)  
   first obs. used      1995-09-20  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66126  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:46:15  

Additional Information
 Jupiter MOID = 2.30126 au 
 T_jup = 3.499 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.667928056640577E-15 -6.708467454816674E-15 -1.86611243847186E-12 8.627121865421537E-15 -5.011943694070127E-13 5.598968745734504E-16
q -6.708467454816674E-15 1.718340655216075E-14 5.559023709607197E-12 -1.697031917347671E-14 1.462460929929396E-12 -1.208650279503223E-15
tp -1.86611243847186E-12 5.559023709607197E-12 1.047196125113945E-8 4.401958880814936E-11 2.548957032701708E-9 -2.254784636633268E-13
node 8.627121865421537E-15 -1.697031917347671E-14 4.401958880814936E-11 2.017294256870901E-8 -2.014037116935932E-8 2.425010135603705E-10
peri -5.011943694070127E-13 1.462460929929396E-12 2.548957032701708E-9 -2.014037116935932E-8 2.07683705063933E-8 -2.42311124314418E-10
i 5.598968745734504E-16 -1.208650279503223E-15 -2.254784636633268E-13 2.425010135603705E-10 -2.42311124314418E-10 3.422692122979057E-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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