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14545 (1997 SK25)
Classification: Main-belt Asteroid          SPK-ID: 2014545
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 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09667072586323629 3.5134e-08  
a 2.980537612324785 1.5668e-08 au
q 2.69240687787867 1.0161e-07 au
i 9.977749535690338 4.0369e-06 deg
node 172.0902061153542 1.901e-05 deg
peri 214.8457531058555 2.6938e-05 deg
M 166.4656502788156 1.9021e-05 deg
tp 2458331.414572727936
(2018-Jul-31.91457273)
9.9111e-05 TDB
period 1879.491374310024
5.15
1.482e-05
4.057e-08
d
yr
n .1915411823223498 1.5103e-09 deg/d
Q 3.268668346770899 1.7182e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1722  
   data-arc span      9889 days (27.07 yr)  
   first obs. used      1994-02-16  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48133  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:32:01  

Additional Information
 Earth MOID = 1.70069 au 
 Jupiter MOID = 2.20998 au 
 T_jup = 3.230 
[ 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 13.74   n/a E2020-QM5  
diameter diameter 5.617 km 0.318 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.244   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14545 (1997 SK25)          Discovered 1997-Sep-29 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 SK25 = 1998 YL12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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