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48219 (2001 KN39)
Classification: Main-belt Asteroid          SPK-ID: 2048219
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1769885583501362 5.6025e-08  
a 2.325474130469303 1.0628e-08 au
q 1.913891816637005 1.3153e-07 au
i 23.5955840210922 6.469e-06 deg
node 223.2146456697307 9.9353e-06 deg
peri 167.931862686766 1.5959e-05 deg
M 256.3876195228586 1.148e-05 deg
tp 2458973.299092657551
(2020-May-03.79909266)
4.1753e-05 TDB
period 1295.286072365904
3.55
8.8797e-06
2.431e-08
d
yr
n .2779308815869857 1.9053e-09 deg/d
Q 2.737056444301602 1.2509e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1192  
   data-arc span      13257 days (36.30 yr)  
   first obs. used      1983-07-01  
   last obs. used      2019-10-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46976  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:36:14  

Additional Information
 Earth MOID = .924404 au 
 Jupiter MOID = 2.69656 au 
 T_jup = 3.443 
[ 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 14.2   n/a MPO436120  
diameter diameter 7.737 km 0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48219 (2001 KN39)          Discovered 2001-May-22 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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