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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1999049437635062 3.8154e-08  
a 3.982697286247706 3.1211e-08 au
q 3.18653640921329 1.5052e-07 au
i 5.554912577303716 4.0693e-06 deg
node 141.5707809275485 4.6942e-05 deg
peri 215.6672714949709 4.7934e-05 deg
M 101.2641489893648 1.0042e-05 deg
tp 2458183.884553183957
(2018-Mar-06.38455318)		 7.93e-05 TDB
period 2903.115898249941
7.95		 3.4126e-05
9.343e-08		 d
yr
n .1240046944791338 1.4577e-09 deg/d
Q 4.778858163282123 3.745e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1755  
   data-arc span      10103 days (27.66 yr)  
   first obs. used      1992-06-05  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50384  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 01:06:14  

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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