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37704 (1996 EK9)
Classification: Main-belt Asteroid          SPK-ID: 2037704
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05673147109350924 3.9236e-08  
a 3.149828951964823 2.0024e-08 au
q 2.971134521826932 1.2615e-07 au
i 1.162877220630678 4.6158e-06 deg
node 65.24458595487391 0.00021562 deg
peri 189.8497125277285 0.00022029 deg
M 30.08178919790472 4.4721e-05 deg
tp 2458829.879957629008
(2019-Dec-12.37995763)
0.00025402 TDB
period 2041.873734619329
5.59
1.9471e-05
5.331e-08
d
yr
n .1763086492060272 1.6812e-09 deg/d
Q 3.328523382102714 2.116e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1225  
   data-arc span      8863 days (24.27 yr)  
   first obs. used      1996-03-12  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52754  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 20:48:43  

Additional Information
 Earth MOID = 1.95629 au 
 Jupiter MOID = 1.68778 au 
 T_jup = 3.205 
[ 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 14.1   n/a MPO347793  
diameter diameter 7.475 km 0.270 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.087   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37704 (1996 EK9)          Discovered 1996-Mar-12 by Spacewatch at Kitt Peak
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1996 EK9 = 1999 VY4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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