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JPL Small-Body Database Browser
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39403 (9514 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2039403
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04157292210904265 3.3428e-08  
a 2.827240544835555 1.6081e-08 au
q 2.709703893881579 9.7044e-08 au
i 2.468664307830122 4.4018e-06 deg
node 48.46635175066561 0.00011483 deg
peri 34.69312850365052 0.00013442 deg
M 33.55330456710309 6.9187e-05 deg
tp 2458438.663914331129
(2018-Nov-16.16391433)
0.00033359 TDB
period 1736.37117394138
4.75
1.4814e-05
4.056e-08
d
yr
n .207328942914226 1.7689e-09 deg/d
Q 2.944777195789531 1.6749e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1097  
   data-arc span      21324 days (58.38 yr)  
   first obs. used      1960-10-17  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55848  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:06:34  

Additional Information
 Earth MOID = 1.7259 au 
 Jupiter MOID = 2.14386 au 
 T_jup = 3.312 
[ 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 14.4   n/a MPO250589  
diameter diameter 3.452 km 0.728 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.282   0.219 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39403 (9514 P-L)          Discovered 1960-Oct-22 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 9514 P-L = 2000 AW16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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