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91360 (1999 JZ66)
Classification: Main-belt Asteroid          SPK-ID: 2091360
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1279697467575651 3.2533e-08  
a 2.36052366163633 9.5688e-09 au
q 2.058448046441489 7.6909e-08 au
i 7.524672098931039 3.336e-06 deg
node 77.5147564066973 2.7987e-05 deg
peri 227.4440870341618 3.0877e-05 deg
M 215.4183715216919 1.4177e-05 deg
tp 2459532.512180113849
(2021-Nov-14.01218011)
5.3425e-05 TDB
period 1324.679953163761
3.63
8.0548e-06
2.205e-08
d
yr
n .2717637563248424 1.6525e-09 deg/d
Q 2.662599276831172 1.0793e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2177  
   data-arc span      14234 days (38.97 yr)  
   first obs. used      1981-05-03  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41189  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 16:39:45  

Additional Information
 Earth MOID = 1.05154 au 
 Jupiter MOID = 2.54168 au 
 T_jup = 3.529 
[ 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 14.4   n/a MPO359382  
diameter diameter 3.129 km 0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.377   0.081 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91360 (1999 JZ66)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 JZ66 = 2000 SL217 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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