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JPL Small-Body Database Browser
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108440 (2001 KP44)
Classification: Main-belt Asteroid          SPK-ID: 2108440
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2223998582598692 4.057e-08  
a 2.736354348191829 1.6372e-08 au
q 2.127789529005189 1.1676e-07 au
i 11.20768336540922 4.4592e-06 deg
node 106.1913641939063 2.2942e-05 deg
peri 202.0018662871131 2.5476e-05 deg
M 29.60609747815576 1.0525e-05 deg
tp 2458864.532348817192
(2020-Jan-16.03234882)
4.7949e-05 TDB
period 1653.320045369924
4.53
1.4838e-05
4.062e-08
d
yr
n .2177436855061244 1.9542e-09 deg/d
Q 3.344919167378468 2.0013e-08 au
  Orbit Determination Parameters
   # obs. used (total)      660  
   data-arc span      7086 days (19.40 yr)  
   first obs. used      2000-03-03  
   last obs. used      2019-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56561  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:07:35  

Additional Information
 Earth MOID = 1.11706 au 
 Jupiter MOID = 1.9269 au 
 T_jup = 3.289 
[ 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 15.4   n/a MPO474955  
diameter diameter 4.405 km 0.089 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.083   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

108440 (2001 KP44)          Discovered 2001-May-22 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1931-Jun-29 15:43 00:02 Jupiter 1.92930417220479 1.92930365312947 1.92930469128648 2.78336407514617 2.62088829710034 2426522.154727799 2.07326870901826 206.742235388612 10.8343262816715 -82.1563429460353 2723712.3226215 T 17 CATAB v2.0f-lin.ifort 2020-Feb-24 03:07:50 2020-Feb-24 03:07
1990-Feb-14 06:40 < 00:01 Jupiter 1.92476845373788 1.92476809229613 1.92476881517974 2.92165619405099 2.76693795700601 2447936.777592469 0.623282119486252 84.6269202094095 14.7883467062042 -83.8780738507614 2774034.62446505 T 17 CATAB v2.0f-lin.ifort 2020-Feb-24 03:07:50 2020-Feb-24 03:07
2085-Jul-12 10:13 00:02 Jupiter 1.92276217902725 1.92276180262665 1.92276255543134 2.81504881630443 2.65395030537471 2482783.925623205 1.81911871853791 184.940964100729 11.7474916057152 -84.775618098458 2761175.46850086 T 17 CATAB v2.0f-lin.ifort 2020-Feb-24 03:07:50 2020-Feb-24 03:07
2144-Feb-26 15:04 00:03 Jupiter 1.96691571742316 1.96691464193297 1.96691679291424 3.03132955443417 2.88577357145154 2504196.127459622 3.33482128377668 125.194609862159 38.7272809732779 77.6611193846971 2478847.36502176 T 17 CATAB v2.0f-lin.ifort 2020-Feb-24 03:07:50 2020-Feb-24 03:07
2180-Dec-07 19:32 00:04 Jupiter 1.97992358465945 1.97992199060963 1.97992517874235 2.64279733184831 2.475634548414 2517630.314038084 4.25489842141716 430.497331206982 11.4603358620107 -77.9805094799479 2689183.46903052 T 17 CATAB v2.0f-lin.ifort 2020-Feb-24 03:07:50 2020-Feb-24 03:07
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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