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434332 (2004 JJ56)
Classification: Main-belt Asteroid          SPK-ID: 2434332
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1212093295401959 1.676e-07  
a 3.10719554009804 4.4799e-08 au
q 2.73057445193247 5.0729e-07 au
i 28.71044431566856 1.1468e-05 deg
node 136.2175989446686 1.6258e-05 deg
peri 166.8502794269068 0.00010957 deg
M 263.0534554638617 9.022e-05 deg
tp 2459539.242376293973
(2021-Nov-20.74237629)
0.00050379 TDB
period 2000.558724334248
5.48
4.3265e-05
1.185e-07
d
yr
n .1799497288537741 3.8917e-09 deg/d
Q 3.483816628263611 5.0229e-08 au
  Orbit Determination Parameters
   # obs. used (total)      80  
   data-arc span      6975 days (19.10 yr)  
   first obs. used      2000-12-20  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45401  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 09:47:55  

Additional Information
 Earth MOID = 1.72062 au 
 Jupiter MOID = 1.85487 au 
 T_jup = 3.020 
[ 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 16.1   n/a MPO456071  
diameter diameter 2.830 km 0.371 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.073   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

434332 (2004 JJ56)          Discovered 2004-May-12 by Sloan Digital Sky Survey at Apache Point
Reference: Last Updated: 2015-06-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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