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65496 (2211 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2065496
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2095798279735638 4.0751e-08  
a 2.38228746254143 1.1775e-08 au
q 1.88300806595842 9.7393e-08 au
i 4.088763844821093 5.9987e-06 deg
node 319.5017325378973 9.454e-05 deg
peri 305.6596320949828 9.6515e-05 deg
M 168.4775610764999 2.1429e-05 deg
tp 2458371.965326566180
(2018-Sep-10.46532657)
7.8246e-05 TDB
period 1343.04224841807
3.68
9.9576e-06
2.726e-08
d
yr
n .2680481574008811 1.9874e-09 deg/d
Q 2.881566859124441 1.4243e-08 au
  Orbit Determination Parameters
   # obs. used (total)      654  
   data-arc span      21672 days (59.33 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55648  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:40:36  

Additional Information
 Earth MOID = .87077 au 
 Jupiter MOID = 2.22464 au 
 T_jup = 3.504 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO449416  
diameter diameter 3.876 km 0.245 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65496 (2211 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2211 P-L = 1997 WT17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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