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452952 (2007 AC)
Classification: Main-belt Asteroid          SPK-ID: 2452952
[ 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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03540886219492031 7.6074e-08  
a 2.670884281678708 2.353e-08 au
q 2.576311308210167 2.0675e-07 au
i 22.96466002787837 1.146e-05 deg
node 66.42174215806419 1.272e-05 deg
peri 74.03172105678888 0.00019059 deg
M 327.8702554297005 0.00018393 deg
tp 2459142.793744279381
(2020-Oct-20.29374428)		 0.00081425 TDB
period 1594.340341813043
4.37		 2.1069e-05
5.768e-08		 d
yr
n .225798714715214 2.9838e-09 deg/d
Q 2.765457255147247 2.4363e-08 au
   Orbit Determination Parameters
   # obs. used (total)      172  
   data-arc span      4815 days (13.18 yr)  
   first obs. used      2006-11-16  
   last obs. used      2020-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55538  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-26 01:23:48  

Additional Information
 Earth MOID = 1.64331 au 
 Jupiter MOID = 2.35896 au 
 T_jup = 3.267 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457427.5 (2016-Feb-09.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03484156485530706 7.8073e-08  
q 2.577243936504436 2.1238e-07 au
tp 2457557.555985931053
(2016-Jun-18.05598593)		 0.0008229 TDB
node 66.47007349467103 1.2734e-05 deg
peri 76.03039403282655 0.00019152 deg
i 22.95377553802178 1.1456e-05 deg
   Orbit Determination Parameters
   # obs. used (total)      172  
   data-arc span      4815 days (13.18 yr)  
   first obs. used      2006-11-16  
   last obs. used      2020-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55538  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-26 01:23:48  

Additional Information
 Jupiter MOID = 2.35896 au 
 T_jup = 3.267 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.095461225895392E-15 -1.648650040682364E-14 2.211852878413987E-11 2.081433085438416E-14 5.573119448199723E-12 -1.653885577745002E-14
q -1.648650040682364E-14 4.510568757076466E-14 -6.336003821433312E-11 -5.766408893161483E-14 -1.589026439684058E-11 4.604609850618493E-14
tp 2.211852878413987E-11 -6.336003821433312E-11 6.771685354647786E-7 2.082854047508059E-10 1.571876926593623E-7 2.299467821245051E-10
node 2.081433085438416E-14 -5.766408893161483E-14 2.082854047508059E-10 1.621422759408179E-10 -9.906680864779438E-11 -3.324252763413985E-11
peri 5.573119448199723E-12 -1.589026439684058E-11 1.571876926593623E-7 -9.906680864779438E-11 3.667921324842597E-8 8.16387588664177E-11
i -1.653885577745002E-14 4.604609850618493E-14 2.299467821245051E-10 -3.324252763413985E-11 8.16387588664177E-11 1.31234117314136E-10

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO503597  

452952 (2007 AC)          Discovered 2007-Jan-06 by Ferrando, R. at Pla D'Arguines
Reference: Last Updated: 2016-01-04
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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