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37628 (1993 TK17)
Classification: Outer Main-belt Asteroid          SPK-ID: 2037628
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06920165956996201 6.933e-08  
a 3.246136451874764 2.8633e-08 au
q 3.021498422214482 2.3803e-07 au
i 22.28677194020955 7.4617e-06 deg
node 24.54085819804726 1.2095e-05 deg
peri 313.9003792946186 4.4158e-05 deg
M 232.6885433494235 4.5798e-05 deg
tp 2459755.963646482829
(2022-Jun-25.46364648)		 0.0002754 TDB
period 2136.232825300776
5.85		 2.8265e-05
7.739e-08		 d
yr
n .168520956955763 2.2297e-09 deg/d
Q 3.470774481535046 3.0615e-08 au
   Orbit Determination Parameters
   # obs. used (total)      870  
   data-arc span      9760 days (26.72 yr)  
   first obs. used      1993-09-21  
   last obs. used      2020-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53029  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:29:57  

Additional Information
 Earth MOID = 2.05134 au 
 Jupiter MOID = 1.87816 au 
 T_jup = 3.061 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457346.5 (2015-Nov-20.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06803449705504226 6.951e-08  
q 3.027136006351912 2.3859e-07 au
tp 2457622.355380582427
(2016-Aug-21.85538058)		 0.00026935 TDB
node 24.56540650303907 1.2095e-05 deg
peri 314.5620432286298 4.4651e-05 deg
i 22.28285671523187 7.4603e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      870  
   data-arc span      9760 days (26.72 yr)  
   first obs. used      1993-09-21  
   last obs. used      2020-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53029  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:29:57  

Additional Information
 Jupiter MOID = 1.87816 au 
 T_jup = 3.061 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.831583430356816E-15 -1.650078127086981E-14 5.376766279850433E-12 -6.771297181653197E-16 9.233318297524662E-13 2.203170589626324E-15
q -1.650078127086981E-14 5.692448672167346E-14 -1.539718392886286E-11 -3.288141201641318E-15 -2.694032658268772E-12 -5.238808583687886E-15
tp 5.376766279850433E-12 -1.539718392886286E-11 7.254845908720427E-8 1.67429437495107E-11 1.159571536199171E-8 -1.325791183399835E-11
node -6.771297181653197E-16 -3.288141201641318E-15 1.67429437495107E-11 1.462859415593972E-10 -1.325599273140627E-10 -3.119382356004644E-11
peri 9.233318297524662E-13 -2.694032658268772E-12 1.159571536199171E-8 -1.325599273140627E-10 1.993714985966012E-9 2.685808864235412E-11
i 2.203170589626324E-15 -5.238808583687886E-15 -1.325791183399835E-11 -3.119382356004644E-11 2.685808864235412E-11 5.565558304769004E-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 13.8   n/a MPO474232  
diameter diameter 11.116 km 0.189 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37628 (1993 TK17)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1993 TK17 = 1999 VD16 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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