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37636 (1993 UQ4)
Classification: Main-belt Asteroid          SPK-ID: 2037636
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1901439315368124 3.2982e-08  
a 2.260119971289663 8.0044e-09 au
q 1.830371874203779 7.4679e-08 au
i 3.871362929832473 3.7411e-06 deg
node 132.0180058356286 5.9294e-05 deg
peri 182.7496857035729 6.0307e-05 deg
M 355.8283849583804 1.3225e-05 deg
tp 2459014.881274973665
(2020-Jun-14.38127497)
4.5634e-05 TDB
period 1241.068252671151
3.40
6.5931e-06
1.805e-08
d
yr
n .290072684741691 1.541e-09 deg/d
Q 2.689868068375548 9.5264e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1663  
   data-arc span      12286 days (33.64 yr)  
   first obs. used      1986-09-07  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49675  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:27:23  

Additional Information
 Earth MOID = .816567 au 
 Jupiter MOID = 2.59161 au 
 T_jup = 3.593 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456562.5 (2013-Sep-27.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1903012376446438 3.3023e-08  
q 1.829657083833933 7.4791e-08 au
tp 2456531.800128878785
(2013-Aug-27.30012888)
3.9855e-05 TDB
node 132.0495395060894 5.9302e-05 deg
peri 182.4522335223325 6.0309e-05 deg
i 3.870383884965855 3.7419e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1663  
   data-arc span      12286 days (33.64 yr)  
   first obs. used      1986-09-07  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49675  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:27:23  

Additional Information
 Jupiter MOID = 2.59161 au 
 T_jup = 3.593 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.090545502234142E-15 -2.460719726375478E-15 -3.098701955941124E-14 -6.009039757244606E-15 5.140425146519673E-15 3.845302271665921E-16
q -2.460719726375478E-15 5.593691966352573E-15 1.506090426232516E-13 1.250975272527564E-14 1.023180837962494E-14 -8.327501931225713E-16
tp -3.098701955941124E-14 1.506090426232516E-13 1.588421117303463E-9 -1.082033706122828E-11 4.53317374761053E-10 5.949382299274401E-14
node -6.009039757244606E-15 1.250975272527564E-14 -1.082033706122828E-11 3.516669219233337E-9 -3.511256695696041E-9 6.392858332090205E-12
peri 5.140425146519673E-15 1.023180837962494E-14 4.53317374761053E-10 -3.511256695696041E-9 3.637151005654166E-9 -6.34985137990054E-12
i 3.845302271665921E-16 -8.327501931225713E-16 5.949382299274401E-14 6.392858332090205E-12 -6.34985137990054E-12 1.400175245270782E-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 14.8   n/a MPO474232  
diameter diameter 2.538 km 0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.386   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37636 (1993 UQ4)          Discovered 1993-Oct-20 by Elst, E. W. at La Silla
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 UQ4 = 1986 RD18 = 1993 VK5 = 1999 GT8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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