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35627 (1998 KW9)
Classification: Main-belt Asteroid          SPK-ID: 2035627
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2222140582074878 4.6046e-08  
a 3.142016242078691 2.4209e-08 au
q 2.443816061972545 1.468e-07 au
i 9.244628783420126 5.1519e-06 deg
node 285.8869856877043 3.2649e-05 deg
peri 35.33228891064442 3.4643e-05 deg
M 205.8626264487858 1.347e-05 deg
tp 2459471.496719225081
(2021-Sep-13.99671923)
8.0949e-05 TDB
period 2034.281574266249
5.57
2.3511e-05
6.437e-08
d
yr
n .176966652283546 2.0453e-09 deg/d
Q 3.840216422184838 2.9589e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1282  
   data-arc span      7624 days (20.87 yr)  
   first obs. used      1998-05-22  
   last obs. used      2019-04-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47249  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:47:57  

Additional Information
 Earth MOID = 1.43675 au 
 Jupiter MOID = 1.51336 au 
 T_jup = 3.152 
[ 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 12.9   n/a MPO263643  
diameter diameter 15.147 km 0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.065   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

35627 (1998 KW9)          Discovered 1998-May-24 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 KW9 = 1999 RP123 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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