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11652 Johnbrownlee (1997 CK13)
Classification: Main-belt Asteroid          SPK-ID: 2011652
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .126216869555621 2.2814e-08  
a 3.101743732709987 1.5218e-08 au
q 2.710251348603566 6.8463e-08 au
i 2.900996062503574 1.3161e-06 deg
node 100.3394317990426 2.2018e-05 deg
peri 128.9392680255611 3.0565e-05 deg
M 108.3812279303704 1.0667e-05 deg
tp 2458795.798296815486
(2019-Nov-08.29829682)
5.8344e-05 TDB
period 1995.295839288302
5.46
1.4685e-05
4.021e-08
d
yr
n .1804243726225619 1.3279e-09 deg/d
Q 3.493236116816408 1.7139e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2369  
   data-arc span      12894 days (35.30 yr)  
   first obs. used      1986-03-05  
   last obs. used      2021-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48103  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 02:46:01  

Additional Information
 Earth MOID = 1.70165 au 
 Jupiter MOID = 1.49406 au 
 T_jup = 3.207 
[ 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 12.71   n/a E2021B10  
diameter diameter 14.980 km 0.163 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.079   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11652 Johnbrownlee           Discovered 1997 Feb. 7 by P. Sicoli and F. Manca at Sormano.
John W. Brownlee (b. 1973) was the system administrator, principal programer and an observer on the Catalina Sky Survey team during 1998--2000. The citation was prepared by T. B. Spahr.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20011230/MPCPages.arcLast Updated: 2009-05-11

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Alternate Designations
 1997 CK13 = 1976 MH = 1986 ES 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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