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441609 (2008 UF272)
Classification: Main-belt Asteroid          SPK-ID: 2441609
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1044529712639871 4.779e-08  
a 2.430481683382847 3.0719e-08 au
q 2.176610649950812 1.0739e-07 au
i 6.397675654830592 9.6713e-06 deg
node 33.25994412213309 5.8237e-05 deg
peri 237.3788932200127 8.0602e-05 deg
M 150.4234451110866 5.362e-05 deg
tp 2458422.204269674350
(2018-Oct-30.70426967)
0.00020869 TDB
period 1384.002758103897
3.79
2.6239e-05
7.184e-08
d
yr
n .2601150885661564 4.9315e-09 deg/d
Q 2.684352716814882 3.3928e-08 au
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      6525 days (17.86 yr)  
   first obs. used      2001-12-15  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56422  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:58:02  

Additional Information
 Earth MOID = 1.16871 au 
 Jupiter MOID = 2.39487 au 
 T_jup = 3.492 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457516.5 (2016-May-08.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1048369355986438 4.7442e-08  
q 2.175511349075742 1.0665e-07 au
tp 2457039.791053718975
(2015-Jan-17.29105372)
0.00021705 TDB
node 33.27045315246941 5.8199e-05 deg
peri 237.7167521517287 8.0572e-05 deg
i 6.400617818012662 9.6769e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      6525 days (17.86 yr)  
   first obs. used      2001-12-15  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56422  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:58:02  

Additional Information
 Jupiter MOID = 2.39487 au 
 T_jup = 3.492 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.25077410195052E-15 -4.918180696738381E-15 -3.169626713282331E-12 -2.10517204026176E-14 -7.738222457265364E-13 6.288259555682091E-15
q -4.918180696738381E-15 1.137394628336708E-14 5.440202413842944E-12 3.976235042951228E-14 1.368594626265952E-12 -1.013823695658767E-14
tp -3.169626713282331E-12 5.440202413842944E-12 4.710960562389883E-8 9.926955899712694E-11 1.212376535749745E-8 -5.993378649205213E-11
node -2.10517204026176E-14 3.976235042951228E-14 9.926955899712694E-11 3.387179853150804E-9 -3.340495261813119E-9 -3.217741506197693E-10
peri -7.738222457265364E-13 1.368594626265952E-12 1.212376535749745E-8 -3.340495261813119E-9 6.491894976500728E-9 3.046713147243982E-10
i 6.288259555682091E-15 -1.013823695658767E-14 -5.993378649205213E-11 -3.217741506197693E-10 3.046713147243982E-10 9.36427131907784E-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 17.3   n/a MPO495188  

441609 (2008 UF272)          Discovered 2008-Oct-20 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2008 UF272 = 2012 XR97 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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