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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 ]

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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1995739911161503 3.8888e-08  
a 3.98236965030766 3.1257e-08 au
q 3.187592245095932 1.5391e-07 au
i 5.553819724509209 4.1159e-06 deg
node 141.5822350910368 4.79e-05 deg
peri 215.6552450853912 4.8885e-05 deg
M 51.69861538317167 9.9655e-06 deg
tp 2458183.642910320378
(2018-Mar-06.14291032)
7.9674e-05 TDB
period 2902.757669086676
7.95
3.4175e-05
9.357e-08
d
yr
n .1240199978916154 1.4601e-09 deg/d
Q 4.777147055519387 3.7496e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1699  
   data-arc span      10046 days (27.50 yr)  
   first obs. used      1992-06-05  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50835  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 01:39:37  

Additional Information
 Earth MOID = 2.18481 au 
 Jupiter MOID = .680889 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

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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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