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118660 (2000 JK77)
Classification: Main-belt Asteroid          SPK-ID: 2118660
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .119552001836413 4.7087e-08  
a 2.344634967506318 9.8763e-09 au
q 2.064329163565284 1.1253e-07 au
i 3.356303872656057 4.5525e-06 deg
node 47.38890447641341 7.8795e-05 deg
peri 168.1090483174815 8.1182e-05 deg
M 280.6668069028457 2.0928e-05 deg
tp 2459489.477292198200
(2021-Oct-01.97729220)
7.7089e-05 TDB
period 1311.32784563393
3.59
8.2855e-06
2.268e-08
d
yr
n .2745308895854084 1.7346e-09 deg/d
Q 2.624940771447351 1.1057e-08 au
  Orbit Determination Parameters
   # obs. used (total)      589  
   data-arc span      7613 days (20.84 yr)  
   first obs. used      2000-05-07  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54474  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:58:16  

Additional Information
 Earth MOID = 1.0564 au 
 Jupiter MOID = 2.33935 au 
 T_jup = 3.550 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO449692  
diameter diameter 2.633 km 0.364 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118660 (2000 JK77)          Discovered 2000-May-07 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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