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27560 (2000 JK81)
Classification: Main-belt Asteroid          SPK-ID: 2027560
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1903043567163289 3.6281e-08  
a 3.08430668962206 1.6696e-08 au
q 2.497349689137664 1.093e-07 au
i 8.192053277832271 3.8816e-06 deg
node 151.1292444655112 2.5218e-05 deg
peri 175.9577089645226 2.8305e-05 deg
M 237.5355516671337 1.6376e-05 deg
tp 2460069.542191933114
(2023-May-05.04219193)
9.3262e-05 TDB
period 1978.494104977689
5.42
1.6065e-05
4.398e-08
d
yr
n .1819565694405036 1.4774e-09 deg/d
Q 3.671263690106456 1.9873e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1376  
   data-arc span      10800 days (29.57 yr)  
   first obs. used      1991-11-12  
   last obs. used      2021-06-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53907  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 19:28:03  

Additional Information
 Earth MOID = 1.48525 au 
 Jupiter MOID = 1.69668 au 
 T_jup = 3.183 
[ 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 14.00   n/a MPCxxxxx  
diameter diameter 5.254 km 1.111 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.193   0.075 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27560 (2000 JK81)          Discovered 2000-May-08 by LINEAR at Socorro
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 JK81 = 1991 VV15 = 1995 KX 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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