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78943 (2003 SL171)
Classification: Main-belt Asteroid          SPK-ID: 2078943
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09275403866698775 4.9522e-08  
a 3.118664004952612 2.0729e-08 au
q 2.829395323247895 1.5249e-07 au
i 9.835096687457733 5.8734e-06 deg
node 29.027653822602 2.2815e-05 deg
peri 324.2936954033217 3.4448e-05 deg
M 21.32705282330488 2.4922e-05 deg
tp 2458881.326511510469
(2020-Feb-01.82651151)
0.0001391 TDB
period 2011.644844305442
5.51
2.0057e-05
5.491e-08
d
yr
n .1789580307970797 1.7843e-09 deg/d
Q 3.40793268665733 2.2652e-08 au
  Orbit Determination Parameters
   # obs. used (total)      732  
   data-arc span      10260 days (28.09 yr)  
   first obs. used      1992-09-25  
   last obs. used      2020-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52912  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:24:58  

Additional Information
 Earth MOID = 1.83238 au 
 Jupiter MOID = 2.06666 au 
 T_jup = 3.187 
[ 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 14.5   n/a MPO432338  
diameter diameter 5.460 km 0.255 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.103   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78943 (2003 SL171)          Discovered 2003-Sep-18 by CINEOS at Campo Imperatore
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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