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52279 (1989 CH3)
Classification: Main-belt Asteroid          SPK-ID: 2052279
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1937676413106441 3.6039e-08  
a 2.799958716893821 1.2167e-08 au
q 2.257417320554127 1.0508e-07 au
i 7.111545609816084 3.4918e-06 deg
node 263.85924371046 3.9121e-05 deg
peri 187.2025219308889 4.1405e-05 deg
M 358.9057742212069 1.3549e-05 deg
tp 2459401.701520450153
(2021-Jul-06.20152045)
6.4422e-05 TDB
period 1711.298891276777
4.69
1.1155e-05
3.054e-08
d
yr
n .2103665244190095 1.3712e-09 deg/d
Q 3.342500113233514 1.4525e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1118  
   data-arc span      11694 days (32.02 yr)  
   first obs. used      1989-02-04  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47612  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 21:53:00  

Additional Information
 Earth MOID = 1.27425 au 
 Jupiter MOID = 1.87579 au 
 T_jup = 3.287 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457518.5 (2016-May-10.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1904600319493158 3.5454e-08  
q 2.268907157662254 1.0303e-07 au
tp 2457683.084721769057
(2016-Oct-21.58472177)
6.3146e-05 TDB
node 263.9815740313317 3.9276e-05 deg
peri 186.1619979613091 4.1695e-05 deg
i 7.090536879949918 3.488e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1118  
   data-arc span      11694 days (32.02 yr)  
   first obs. used      1989-02-04  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47612  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 21:53:00  

Additional Information
 Jupiter MOID = 1.87579 au 
 T_jup = 3.287 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.256981307835699E-15 -3.637959452035395E-15 -8.797240032630254E-14 7.287083634847824E-15 4.461471082222637E-14 -8.78990604041838E-16
q -3.637959452035395E-15 1.061529708381767E-14 4.237557685333577E-13 -1.778568404672146E-14 -9.693863240473794E-14 2.92787058085257E-15
tp -8.797240032630254E-14 4.237557685333577E-13 3.987417169641283E-9 9.356949421807076E-12 9.090931019831292E-10 6.519655118149101E-12
node 7.287083634847824E-15 -1.778568404672146E-14 9.356949421807076E-12 1.542570781622964E-9 -1.528559511789945E-9 -2.593337771025E-11
peri 4.461471082222637E-14 -9.693863240473794E-14 9.090931019831292E-10 -1.528559511789945E-9 1.738499069380739E-9 2.715432106940892E-11
i -8.78990604041838E-16 2.92787058085257E-15 6.519655118149101E-12 -2.593337771025E-11 2.715432106940892E-11 1.21661683138213E-11

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 14.93   n/a E2021B10  
diameter diameter 6.483 km 0.211 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52279 (1989 CH3)          Discovered 1989-Feb-04 by Elst, E. W. at La Silla
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1989 CH3 = 1997 WA49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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