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2864 Soderblom (1983 AZ)
Classification: Main-belt Asteroid          SPK-ID: 2002864
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1489687430744165 3.1401e-08  
a 2.746270405175964 9.5952e-09 au
q 2.337161954774432 8.4803e-08 au
i 3.142592076256412 3.3528e-06 deg
node 135.171518855842 6.8039e-05 deg
peri 10.80841351071388 6.9237e-05 deg
M 53.12850935436389 1.2301e-05 deg
tp 2458755.176867082096
(2019-Sep-28.67686708)
5.6583e-05 TDB
period 1662.315184892179
4.55
8.7119e-06
2.385e-08
d
yr
n .2165654283085613 1.135e-09 deg/d
Q 3.155378855577496 1.1025e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2643  
   data-arc span      23946 days (65.56 yr)  
   first obs. used      1954-11-24  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43622  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:50:44  

Additional Information
 Earth MOID = 1.34926 au 
 Jupiter MOID = 1.85184 au 
 T_jup = 3.329 
[ 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 13.0   n/a MPO384777  
diameter diameter 15.570 km 0.090 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.002 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
SMASSII spectral type spec_B Ch   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

2864 Soderblom (1983 AZ)          Discovered 1983-Jan-12 by Skiff, B. A. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1983 AZ = 1965 CG = 1965 DE = 1970 JF = 1972 TO9 = 1974 CO 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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