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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .120869706838527 1.6778e-07  
a 3.108417778358725 4.5607e-08 au
q 2.73270423275684 5.0882e-07 au
i 28.70555266761643 1.1558e-05 deg
node 136.2134941429421 1.6359e-05 deg
peri 166.7240612565637 0.00011466 deg
M 191.2221013749617 9.3712e-05 deg
tp 2459538.970396917452
(2021-Nov-20.47039692)
0.00052397 TDB
period 2001.739242179204
5.48
4.4054e-05
1.206e-07
d
yr
n .1798436042089499 3.958e-09 deg/d
Q 3.48413132396061 5.1119e-08 au
  Orbit Determination Parameters
   # obs. used (total)      76  
   data-arc span      6614 days (18.11 yr)  
   first obs. used      2000-12-20  
   last obs. used      2019-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47948  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:22:34  

Additional Information
 Earth MOID = 1.72199 au 
 Jupiter MOID = 1.85162 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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