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344673 (2003 SG168)
Classification: Main-belt Asteroid          SPK-ID: 2344673
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .304817226642913 4.9889e-08  
a 2.640058963153395 1.1456e-08 au
q 1.835323511831212 1.3228e-07 au
i 7.135259043410426 6.2968e-06 deg
node 94.14294019487841 4.1515e-05 deg
peri 308.4818034710465 4.3215e-05 deg
M 305.7954892844484 9.3946e-06 deg
tp 2459236.412957127625
(2021-Jan-21.91295713)
4.1485e-05 TDB
period 1566.819134511225
4.29
1.0199e-05
2.792e-08
d
yr
n .2297648733478758 1.4956e-09 deg/d
Q 3.444794414475577 1.4949e-08 au
  Orbit Determination Parameters
   # obs. used (total)      285  
   data-arc span      7538 days (20.64 yr)  
   first obs. used      1999-12-08  
   last obs. used      2020-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54374  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 21:38:04  

Additional Information
 Earth MOID = .854508 au 
 Jupiter MOID = 1.9943 au 
 T_jup = 3.317 
[ 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 16.5   n/a MPO440551  
diameter diameter 2.430 km 0.651 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.069   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

344673 (2003 SG168)          Discovered 2003-Sep-23 by NEAT at Palomar
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2003 SG168 = 2000 AL157 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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