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14541 (1997 SF)
Classification: Main-belt Asteroid          SPK-ID: 2014541
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1510911320142635 3.7455e-08  
a 3.113355994999902 1.8193e-08 au
q 2.642955513351974 1.1903e-07 au
i 6.282530335361017 3.8828e-06 deg
node 86.60270587785585 4.1025e-05 deg
peri 322.1782865804076 4.3705e-05 deg
M 29.26784551789029 1.4424e-05 deg
tp 2459037.371495709332
(2020-Jul-06.87149571)
8.0063e-05 TDB
period 2006.511258532619
5.49
1.7588e-05
4.815e-08
d
yr
n .1794158883829396 1.5726e-09 deg/d
Q 3.583756476647831 2.0942e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1162  
   data-arc span      12159 days (33.29 yr)  
   first obs. used      1987-11-26  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48826  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:31:58  

Additional Information
 Earth MOID = 1.65614 au 
 Jupiter MOID = 1.7963 au 
 T_jup = 3.191 
[ 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 14.1   n/a MPO412289  
diameter diameter 7.426 km 0.137 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.69532 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.097   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14541 (1997 SF)          Discovered 1997-Sep-20 by Klet at Klet
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1997 SF = 1987 WS1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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