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(2011 PS1)
Classification: Main-belt Asteroid          SPK-ID: 3576504
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1637452412994533 2.3611e-06  
a 2.236909014313224 5.4318e-08 au
q 1.870625807999583 5.3255e-06 au
i 3.638729617848407 1.3915e-05 deg
node 224.0567724971495 0.00031359 deg
peri 92.09227974339387 0.00093443 deg
M 356.9325865655035 0.00053582 deg
tp 2459406.912157309292
(2021-Jul-11.41215731)
0.0018192 TDB
period 1221.999157071712
3.35
4.451e-05
1.219e-07
d
yr
n .2945992212160532 1.073e-08 deg/d
Q 2.603192220626865 6.3212e-08 au
  Orbit Determination Parameters
   # obs. used (total)      54  
   data-arc span      7265 days (19.89 yr)  
   first obs. used      2001-08-22  
   last obs. used      2021-07-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .53956  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-22 21:19:52  

Additional Information
 Earth MOID = .860836 au 
 Jupiter MOID = 2.67348 au 
 T_jup = 3.617 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 19.07   n/a E2021M55  
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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