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117966 (9524 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2117966
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1236417210739725 4.2281e-08  
a 2.589748044913063 1.3005e-08 au
q 2.269547139492056 1.1321e-07 au
i 1.885404009473869 4.5942e-06 deg
node 114.2616544096471 0.00012784 deg
peri 255.4740768698315 0.00012929 deg
M 106.5986552554487 1.9453e-05 deg
tp 2458549.751881052719
(2019-Mar-07.25188105)
8.0908e-05 TDB
period 1522.245495800726
4.17
1.1467e-05
3.139e-08
d
yr
n .2364927345773712 1.7815e-09 deg/d
Q 2.909948950334069 1.4613e-08 au
  Orbit Determination Parameters
   # obs. used (total)      900  
   data-arc span      21720 days (59.47 yr)  
   first obs. used      1960-10-17  
   last obs. used      2020-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53705  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:15:02  

Additional Information
 Earth MOID = 1.26977 au 
 Jupiter MOID = 2.55182 au 
 T_jup = 3.409 
[ 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 15.4   n/a MPO417614  
diameter diameter 2.054 km 0.207 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.290   0.108 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117966 (9524 P-L)          Discovered 1960-Oct-17 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 9524 P-L = 2000 EU194 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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