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JPL Small-Body Database Browser
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58900 (1998 KM7)
Classification: Main-belt Asteroid          SPK-ID: 2058900
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09383942260795135 4.9207e-08  
a 3.153868638585403 2.6767e-08 au
q 2.857911426559223 1.5461e-07 au
i 13.14511126181468 5.4501e-06 deg
node 74.94363858159215 1.9519e-05 deg
peri 162.671439306104 3.0453e-05 deg
M 260.1628771114917 2.4152e-05 deg
tp 2459167.853037103189
(2020-Nov-14.35303710)
0.00013845 TDB
period 2045.803078532603
5.60
2.6045e-05
7.131e-08
d
yr
n .1759700157740587 2.2402e-09 deg/d
Q 3.449825850611583 2.9279e-08 au
  Orbit Determination Parameters
   # obs. used (total)      805  
   data-arc span      7853 days (21.50 yr)  
   first obs. used      1998-05-05  
   last obs. used      2019-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58209  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 05:09:09  

Additional Information
 Earth MOID = 1.84774 au 
 Jupiter MOID = 1.58648 au 
 T_jup = 3.159 
[ 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 13.8   n/a MPO337722  
diameter diameter 5.029 km 0.265 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.192   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58900 (1998 KM7)          Discovered 1998-May-23 by LONEOS at Anderson Mesa
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 KM7 = 2000 SB336 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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