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59664 (1999 JB97)
Classification: Main-belt Asteroid          SPK-ID: 2059664
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1625173096440219 5.224e-08  
a 2.650802183018159 1.3082e-08 au
q 2.220000943835548 1.3891e-07 au
i 12.95725148139072 5.6929e-06 deg
node 151.4635616291692 1.7059e-05 deg
peri 175.765324024392 2.1428e-05 deg
M 240.3594855981856 1.271e-05 deg
tp 2459524.390082485842
(2021-Nov-05.89008249)
5.6453e-05 TDB
period 1576.392667967691
4.32
1.1669e-05
3.195e-08
d
yr
n .2283694965824202 1.6905e-09 deg/d
Q 3.08160342220077 1.5208e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1211  
   data-arc span      7655 days (20.96 yr)  
   first obs. used      1999-05-12  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54305  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 11:48:26  

Additional Information
 Earth MOID = 1.20893 au 
 Jupiter MOID = 2.28582 au 
 T_jup = 3.336 
[ 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 14.8   n/a MPO390120  
diameter diameter 4.070 km 0.873 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.185   0.088 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59664 (1999 JB97)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JB97 = 2000 SQ213 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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