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JPL Small-Body Database Browser
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452615 (2005 QM123)
Classification: Main-belt Asteroid          SPK-ID: 2452615
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 .07398269700398129 1.0958e-07  
a 2.171969264685145 1.8046e-08 au
q 2.011281120673984 2.3862e-07 au
i 1.632274280489602 8.0216e-06 deg
node 178.8655138277264 0.00034736 deg
peri 225.1714917273474 0.00034989 deg
M 42.28989670871769 3.9832e-05 deg
tp 2458463.154933662100
(2018-Dec-10.65493366)
0.00012936 TDB
period 1169.173436913394
3.20
1.4572e-05
3.99e-08
d
yr
n .3079098349603258 3.8375e-09 deg/d
Q 2.332657408696305 1.9381e-08 au
  Orbit Determination Parameters
   # obs. used (total)      91  
   data-arc span      5852 days (16.02 yr)  
   first obs. used      2002-10-10  
   last obs. used      2018-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53513  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 05:30:21  

Additional Information
 Earth MOID = 1.01961 au 
 Jupiter MOID = 2.89963 au 
 T_jup = 3.684 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457209.5 (2015-Jul-06.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07342692394551623 1.0924e-07  
q 2.012439060266781 2.3768e-07 au
tp 2457292.459734543788
(2015-Sep-26.95973454)
0.00013203 TDB
node 178.8646105786871 0.00034751 deg
peri 224.7268764324849 0.00035009 deg
i 1.63134695914815 8.0175e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      91  
   data-arc span      5852 days (16.02 yr)  
   first obs. used      2002-10-10  
   last obs. used      2018-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53513  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 05:30:21  

Additional Information
 Jupiter MOID = 2.89963 au 
 T_jup = 3.684 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.193351586123359E-14 -2.59007124708048E-14 3.446250020465317E-12 -1.118645624477136E-13 1.130939205475051E-12 -1.068467580409611E-14
q -2.59007124708048E-14 5.649410761178873E-14 -7.729392927745664E-12 2.477082769061341E-13 -2.545387307926157E-12 2.350601938840405E-14
tp 3.446250020465317E-12 -7.729392927745664E-12 1.743111064360014E-8 -6.128067893041159E-11 5.715870519842052E-9 -5.605967625355617E-12
node -1.118645624477136E-13 2.477082769061341E-13 -6.128067893041159E-11 1.207603633091156E-7 -1.207319968317349E-7 1.703809059456755E-9
peri 1.130939205475051E-12 -2.545387307926157E-12 5.715870519842052E-9 -1.207319968317349E-7 1.225638515928197E-7 -1.704939387285828E-9
i -1.068467580409611E-14 2.350601938840405E-14 -5.605967625355617E-12 1.703809059456755E-9 -1.704939387285828E-9 6.428019233708275E-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 18.4   n/a MPO460667  

452615 (2005 QM123)          Discovered 2005-Aug-28 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-01-04

Alternate Designations
 2005 QM123 = 2007 FW25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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