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JPL Small-Body Database Browser
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193656 (2001 DK45)
Classification: Main-belt Asteroid          SPK-ID: 2193656
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1414313332829796 4.1979e-08  
a 2.69435550527297 1.5983e-08 au
q 2.313289213823878 1.1147e-07 au
i 1.773434475484558 5.5526e-06 deg
node 346.7397555106913 0.00017208 deg
peri 157.0342795104096 0.00017369 deg
M 140.4452864717645 2.2901e-05 deg
tp 2458370.289780724473
(2018-Sep-08.78978072)
0.00010171 TDB
period 1615.402585866073
4.42
1.4374e-05
3.935e-08
d
yr
n .2228546636917704 1.983e-09 deg/d
Q 3.075421796722063 1.8244e-08 au
  Orbit Determination Parameters
   # obs. used (total)      412  
   data-arc span      9951 days (27.24 yr)  
   first obs. used      1992-02-09  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:11:31  

Additional Information
 Earth MOID = 1.3258 au 
 Jupiter MOID = 1.93604 au 
 T_jup = 3.355 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457160.5 (2015-May-18.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1415403562493517 4.1562e-08  
q 2.31012491690694 1.1003e-07 au
tp 2456753.851155822234
(2014-Apr-06.35115582)
9.9792e-05 TDB
node 346.9062096073392 0.00017223 deg
peri 156.0377679689946 0.00017386 deg
i 1.773504145031557 5.5546e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      412  
   data-arc span      9951 days (27.24 yr)  
   first obs. used      1992-02-09  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:11:31  

Additional Information
 Jupiter MOID = 1.93604 au 
 T_jup = 3.355 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.72737572897279E-15 -4.539616469820923E-15 1.015880404371936E-12 -4.469704511996773E-15 2.413915807189957E-13 -6.017858147795033E-16
q -4.539616469820923E-15 1.210675844710187E-14 -2.610775642720836E-12 1.503341455411694E-14 -6.114753680359353E-13 1.692512074840137E-15
tp 1.015880404371936E-12 -2.610775642720836E-12 9.958519535570155E-9 3.80134755837166E-11 2.403346452808476E-9 8.439450620053592E-13
node -4.469704511996773E-15 1.503341455411694E-14 3.80134755837166E-11 2.966284831157046E-8 -2.963840405129957E-8 3.104192715924047E-10
peri 2.413915807189957E-13 -6.114753680359353E-13 2.403346452808476E-9 -2.963840405129957E-8 3.022706331566593E-8 -3.100495615425194E-10
i -6.017858147795033E-16 1.692512074840137E-15 8.439450620053592E-13 3.104192715924047E-10 -3.100495615425194E-10 3.085305829311547E-11

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 16.0   n/a MPO436958  
diameter diameter 3.772 km 0.095 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

193656 (2001 DK45)          Discovered 2001-Feb-19 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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