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78973 (2003 ST306)
Classification: Main-belt Asteroid          SPK-ID: 2078973
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1436757331892684 5.7597e-08  
a 2.605354612422616 1.8298e-08 au
q 2.231028378264755 1.4515e-07 au
i 14.68923579214296 5.2356e-06 deg
node 244.796184651526 2.3378e-05 deg
peri 39.48839747388859 3.1224e-05 deg
M 76.70347798946078 2.2184e-05 deg
tp 2458673.226193713951
(2019-Jul-08.72619371)
9.2959e-05 TDB
period 1536.026440406863
4.21
1.6182e-05
4.43e-08
d
yr
n .2343709655835371 2.4691e-09 deg/d
Q 2.979680846580478 2.0927e-08 au
  Orbit Determination Parameters
   # obs. used (total)      424  
   data-arc span      9660 days (26.45 yr)  
   first obs. used      1994-05-17  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54116  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:24:52  

Additional Information
 Earth MOID = 1.23347 au 
 Jupiter MOID = 2.16272 au 
 T_jup = 3.352 
[ 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 15.5   n/a MPO436333  
diameter diameter 2.154 km 0.225 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.182   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78973 (2003 ST306)          Discovered 2003-Sep-30 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2003 ST306 = 2002 LH33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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