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27561 (2000 KJ1)
Classification: Outer Main-belt Asteroid          SPK-ID: 2027561
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1999049413781136 3.7752e-08  
a 3.982697287366411 3.1034e-08 au
q 3.186536419608657 1.4851e-07 au
i 5.554912482120022 4.053e-06 deg
node 141.5707793966779 4.58e-05 deg
peri 215.6672721780057 4.679e-05 deg
M 101.264149531031 9.9821e-06 deg
tp 2458183.884548471776
(2018-Mar-06.38454847)
7.869e-05 TDB
period 2903.11589947313
7.95
3.3933e-05
9.29e-08
d
yr
n .1240046944268861 1.4494e-09 deg/d
Q 4.778858155124166 3.7238e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1812  
   data-arc span      10389 days (28.44 yr)  
   first obs. used      1992-06-05  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5032  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 20:53:22  

Additional Information
 Earth MOID = 2.18465 au 
 Jupiter MOID = .682838 au 
 T_jup = 3.013 
[ 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 12.3   n/a MPO384983  
diameter diameter 20.268 km 0.260 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
geometric albedo albedo 0.068   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

27561 (2000 KJ1)          Discovered 2000-May-24 by Crni Vrh at Crni Vrh
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 KJ1 = 1997 AJ9 = 1997 EF38 = 1998 GX12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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