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70077 (1999 JJ59)
Classification: Main-belt Asteroid          SPK-ID: 2070077
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1539051250131141 2.8066e-08  
a 2.305762526769598 6.2233e-09 au
q 1.950893856836569 6.5366e-08 au
i 5.153134205281815 3.67e-06 deg
node 174.2762470306269 3.963e-05 deg
peri 111.0634967794571 4.2177e-05 deg
M 328.7062127350241 1.305e-05 deg
tp 2459111.667008032010
(2020-Sep-19.16700803)
4.6342e-05 TDB
period 1278.85201470371
3.50
5.1775e-06
1.418e-08
d
yr
n .2815024692934519 1.1397e-09 deg/d
Q 2.660631196702627 7.1811e-09 au
  Orbit Determination Parameters
   # obs. used (total)      960  
   data-arc span      8673 days (23.75 yr)  
   first obs. used      1996-09-17  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55399  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 23:33:41  

Additional Information
 Earth MOID = .941855 au 
 Jupiter MOID = 2.4966 au 
 T_jup = 3.567 
[ 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 16.0   n/a MPO267920  
diameter diameter 1.512 km 0.195 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.256   0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70077 (1999 JJ59)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JJ59 = 2002 EE18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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