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JPL Small-Body Database Browser
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52754 (1998 KN62)
Classification: Main-belt Asteroid          SPK-ID: 2052754
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2036226448564728 3.7657e-08  
a 3.16199286331242 1.7784e-08 au
q 2.518139513467454 1.1732e-07 au
i 12.69686301167434 4.594e-06 deg
node 53.65235766930383 1.9001e-05 deg
peri 98.30203303351378 2.1891e-05 deg
M 29.50293500918473 1.017e-05 deg
tp 2458832.192884583543
(2019-Dec-14.69288458)
5.7819e-05 TDB
period 2053.713012995545
5.62
1.7326e-05
4.744e-08
d
yr
n .1752922622206615 1.4789e-09 deg/d
Q 3.805846213157387 2.1405e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1344  
   data-arc span      8042 days (22.02 yr)  
   first obs. used      1998-04-22  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47872  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 10:27:11  

Additional Information
 Earth MOID = 1.56672 au 
 Jupiter MOID = 1.42773 au 
 T_jup = 3.135 
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Orbital Elements at Epoch 2457081.5 (2015-Feb-28.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2049810752187376 3.7621e-08  
q 2.512807236005972 1.1725e-07 au
tp 2456777.079388081005
(2014-Apr-29.57938808)
5.766e-05 TDB
node 53.68224148240414 1.9002e-05 deg
peri 98.13751886570154 2.1854e-05 deg
i 12.69992383899455 4.5949e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1344  
   data-arc span      8042 days (22.02 yr)  
   first obs. used      1998-04-22  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47872  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 10:27:11  

Additional Information
 Jupiter MOID = 1.42773 au 
 T_jup = 3.135 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.415343810233036E-15 -4.380413462829862E-15 3.314919667611301E-13 -4.21750048598355E-15 7.613802849559657E-14 -2.414803000457723E-15
q -4.380413462829862E-15 1.374796914703041E-14 -1.181833070624136E-12 1.355088610332095E-14 -2.561112623875187E-13 7.755210195894991E-15
tp 3.314919667611301E-13 -1.181833070624136E-12 3.324621690367982E-9 -4.102753901555593E-12 6.421764781910488E-10 -8.047706043430257E-13
node -4.21750048598355E-15 1.355088610332095E-14 -4.102753901555593E-12 3.610779862388955E-10 -3.528509352348065E-10 -1.607262463186027E-11
peri 7.613802849559657E-14 -2.561112623875187E-13 6.421764781910488E-10 -3.528509352348065E-10 4.77597489270412E-10 1.550240119860168E-11
i -2.414803000457723E-15 7.755210195894991E-15 -8.047706043430257E-13 -1.607262463186027E-11 1.550240119860168E-11 2.111309407008332E-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 13.5   n/a MPO502508  
diameter diameter 11.927 km 0.316 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.034   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52754 (1998 KN62)          Discovered 1998-May-22 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1998 KN62 = 2000 ST362 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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