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JPL Small-Body Database Browser
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117255 (2004 SJ46)
Classification: Main-belt Asteroid          SPK-ID: 2117255
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2686197051016924 4.9778e-08  
a 2.690733190882852 1.7409e-08 au
q 1.967949234640565 1.3861e-07 au
i 7.620768040624863 9.0174e-06 deg
node .4950459145474239 4.5428e-05 deg
peri 52.3892344309666 5.0989e-05 deg
M 86.23465159914163 2.0292e-05 deg
tp 2458214.325410965067
(2018-Apr-05.82541096)
8.8643e-05 TDB
period 1612.146039608508
4.41
1.5646e-05
4.284e-08
d
yr
n .2233048316686136 2.1672e-09 deg/d
Q 3.41351714712514 2.2085e-08 au
  Orbit Determination Parameters
   # obs. used (total)      201  
   data-arc span      16631 days (45.53 yr)  
   first obs. used      1973-09-24  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51563  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:04:02  

Additional Information
 Earth MOID = .988692 au 
 Jupiter MOID = 2.04365 au 
 T_jup = 3.307 
[ 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 16.8   n/a MPO273150  
diameter diameter 3.328 km 0.851 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.025   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117255 (2004 SJ46)          Discovered 2004-Sep-18 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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