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78974 (2003 SF307)
Classification: Main-belt Asteroid          SPK-ID: 2078974
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 .2715624177325808 4.9306e-08  
a 3.177001203141189 2.2866e-08 au
q 2.314247075276849 1.6447e-07 au
i 17.23046629099161 4.6469e-06 deg
node 268.3455001201916 2.334e-05 deg
peri 168.8222423922147 2.7154e-05 deg
M 293.0637820533599 1.2231e-05 deg
tp 2459385.076874103197
(2021-Jun-19.57687410)
7.2185e-05 TDB
period 2068.352215351009
5.66
2.233e-05
6.114e-08
d
yr
n .1740515939829456 1.8791e-09 deg/d
Q 4.039755331005527 2.9076e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1016  
   data-arc span      12423 days (34.01 yr)  
   first obs. used      1986-10-27  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45096  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:24:51  

Additional Information
 Earth MOID = 1.33218 au 
 Jupiter MOID = 1.24738 au 
 T_jup = 3.074 
[ 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 14.0   n/a MPO474681  
diameter diameter 8.785 km 0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.082   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78974 (2003 SF307)          Discovered 2003-Sep-26 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2003 SF307 = 1986 UA1 = 1998 WM43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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