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14471 (1993 SG1)
Classification: Main-belt Asteroid          SPK-ID: 2014471
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2923299006452946 2.5774e-08  
a 2.582881039487769 9.3692e-09 au
q 1.827827681835694 6.7051e-08 au
i 13.90642556420188 6.855e-07 deg
node 174.5228248981992 4.9581e-06 deg
peri 176.9622447786963 5.735e-06 deg
M 205.9973699552244 4.6823e-06 deg
tp 2459849.105564374853
(2022-Sep-26.60556437)
2.2007e-05 TDB
period 1516.194905938027
4.15
8.2498e-06
2.259e-08
d
yr
n .2374364922280742 1.2919e-09 deg/d
Q 3.337934397139844 1.2108e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1880  
   data-arc span      11464 days (31.39 yr)  
   first obs. used      1989-11-02  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47171  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 01:47:48  

Additional Information
 Earth MOID = .820955 au 
 Jupiter MOID = 2.11111 au 
 T_jup = 3.323 
[ 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 13.76   n/a E2021B10  
diameter diameter 5.465 km 0.226 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 77.623 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.215   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

14471 (1993 SG1)          Discovered 1993-Sep-21 by McNaught, R. H. at Siding Spring
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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