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15649 (6317 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2015649
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07872710937261071 4.1167e-08  
a 2.864700406874003 1.6899e-08 au
q 2.63917082462227 1.223e-07 au
i 1.024545179658396 4.4659e-06 deg
node 245.8041095619473 0.0002709 deg
peri 138.2123795200018 0.00027258 deg
M 93.15471760405335 3.0306e-05 deg
tp 2458542.231934565670
(2019-Feb-27.73193457)
0.00014869 TDB
period 1770.994618410827
4.85
1.5671e-05
4.29e-08
d
yr
n .2032756035831662 1.7987e-09 deg/d
Q 3.090229989125735 1.823e-08 au
  Orbit Determination Parameters
   # obs. used (total)      865  
   data-arc span      21677 days (59.35 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54522  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:23:33  

Additional Information
 Earth MOID = 1.64263 au 
 Jupiter MOID = 2.29526 au 
 T_jup = 3.296 
[ 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 15.0   n/a MPO467863  
diameter diameter 3.886 km 0.810 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.169   0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15649 (6317 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 6317 P-L = 1999 TT69 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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