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58923 (1998 KJ62)
Classification: Main-belt Asteroid          SPK-ID: 2058923
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1627045203405064 6.2207e-08  
a 3.111345917222068 2.6427e-08 au
q 2.605115872147058 1.8332e-07 au
i 22.30265031409151 8.7815e-06 deg
node 227.2219198353732 1.1516e-05 deg
peri 299.0492609510056 2.7989e-05 deg
M 89.00464327089138 2.6276e-05 deg
tp 2458704.900296930964
(2019-Aug-09.40029693)
0.00014423 TDB
period 2004.568374728864
5.49
2.554e-05
6.992e-08
d
yr
n .1795897832862365 2.2881e-09 deg/d
Q 3.617575962297077 3.0727e-08 au
  Orbit Determination Parameters
   # obs. used (total)      646  
   data-arc span      8117 days (22.22 yr)  
   first obs. used      1998-04-21  
   last obs. used      2020-07-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47988  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 11:33:38  

Additional Information
 Earth MOID = 1.67789 au 
 Jupiter MOID = 1.6284 au 
 T_jup = 3.084 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457803.5 (2017-Feb-19.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1634079933924413 6.192e-08  
q 2.602799594974839 1.8269e-07 au
tp 2458703.145303989768
(2019-Aug-07.64530399)
0.00014411 TDB
node 227.2420248514104 1.1512e-05 deg
peri 298.6502212044534 2.7968e-05 deg
i 22.30947642139784 8.7831e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      646  
   data-arc span      8117 days (22.22 yr)  
   first obs. used      1998-04-21  
   last obs. used      2020-07-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47988  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 11:33:38  

Additional Information
 Jupiter MOID = 1.6284 au 
 T_jup = 3.084 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.834116616428904E-15 -1.124922668132057E-14 5.646386736017131E-12 5.613273137523777E-15 8.795879096145819E-13 -4.474976145955132E-15
q -1.124922668132057E-14 3.33758393448671E-14 -1.657834437403972E-11 -2.108835118932302E-14 -2.612597792208137E-12 1.270470122645925E-14
tp 5.646386736017131E-12 -1.657834437403972E-11 2.076774607754846E-8 2.504574233682401E-11 3.661627856682249E-9 -1.328492452250169E-11
node 5.613273137523777E-15 -2.108835118932302E-14 2.504574233682401E-11 1.325282813746337E-10 -1.174002842818649E-10 4.694049487183379E-13
peri 8.795879096145819E-13 -2.612597792208137E-12 3.661627856682249E-9 -1.174002842818649E-10 7.821867905705621E-10 -2.697556468486645E-12
i -4.474976145955132E-15 1.270470122645925E-14 -1.328492452250169E-11 4.694049487183379E-13 -2.697556468486645E-12 7.714287243384485E-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 14.45   n/a E2021B10  
diameter diameter 6.886 km 0.420 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.094   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58923 (1998 KJ62)          Discovered 1998-May-22 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 KJ62 = 2001 UB160 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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