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(2013 DD1 = 2018 PO23)
Classification: Mars-crossing Asteroid          SPK-ID: 3627339
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3507816763207084 2.0278e-06  
a 2.225563877630616 2.3544e-06 au
q 1.444876849876533 6.0187e-06 au
i 54.20264317438393 0.00011513 deg
node 151.1221921921063 2.2663e-05 deg
peri 229.6444818650029 0.00072214 deg
M 162.9135932302672 0.00010816 deg
tp 2458451.700958182827
(2018-Nov-29.20095818)
0.00086268 TDB
period 1212.714366780517
3.32
0.0019244
5.269e-06
d
yr
n .2968547333662078 4.7106e-07 deg/d
Q 3.006250905384699 3.1803e-06 au
  Orbit Determination Parameters
   # obs. used (total)      158  
   data-arc span      2037 days (5.58 yr)  
   first obs. used      2013-02-16  
   last obs. used      2018-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .5302  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Oct-26 08:05:00  

Additional Information
 Earth MOID = .555227 au 
 Jupiter MOID = 2.76951 au 
 T_jup = 3.054 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457651.5 (2016-Sep-20.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3501966102233081 2.0228e-06  
q 1.446518882519619 6.0018e-06 au
tp 2457238.662034020319
(2015-Aug-04.16203402)
0.0027367 TDB
node 151.1587849370795 2.2811e-05 deg
peri 229.632961956053 0.0007241 deg
i 54.21768605309556 0.00011505 deg
  Orbit Determination Parameters
   # obs. used (total)      158  
   data-arc span      2037 days (5.58 yr)  
   first obs. used      2013-02-16  
   last obs. used      2018-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .5302  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Oct-26 08:05:00  

Additional Information
 Jupiter MOID = 2.76951 au 
 T_jup = 3.054 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.091861792470574E-12 -1.212516455562515E-11 5.239106257890937E-9 8.786121759068439E-12 1.370709293307521E-9 -5.133033195792488E-11
q -1.212516455562515E-11 3.602168036365305E-11 -1.579144749155047E-8 -2.351992073743723E-11 -4.138192031268105E-9 1.277682612460996E-10
tp 5.239106257890937E-9 -1.579144749155047E-8 7.489693228293074E-6 3.789386329735255E-9 1.980092099010298E-6 6.455029231147301E-9
node 8.786121759068439E-12 -2.351992073743723E-11 3.789386329735255E-9 5.203258679151875E-10 5.411167351809139E-10 -2.122343358312789E-9
peri 1.370709293307521E-9 -4.138192031268105E-9 1.980092099010298E-6 5.411167351809139E-10 5.24322318236636E-7 4.419430725268283E-9
i -5.133033195792488E-11 1.277682612460996E-10 6.455029231147301E-9 -2.122343358312789E-9 4.419430725268283E-9 1.323573629364048E-8

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.1   n/a MPO498923  

Alternate Designations
 2013 DD1 = 2018 PO23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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