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201442 (2003 EQ34)
Classification: Main-belt Asteroid          SPK-ID: 2201442
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1820939138276176 3.5543e-08  
a 2.277619912662758 1.0739e-08 au
q 1.86287918855428 8.3246e-08 au
i 4.013610449298578 5.4755e-06 deg
node 292.0002436675409 5.7427e-05 deg
peri 298.8351452256165 5.9418e-05 deg
M 323.3346718559879 1.5104e-05 deg
tp 2459128.371387872422
(2020-Oct-05.87138787)
5.2913e-05 TDB
period 1255.510368085709
3.44
8.8795e-06
2.431e-08
d
yr
n .2867359833506561 2.0279e-09 deg/d
Q 2.692360636771236 1.2694e-08 au
  Orbit Determination Parameters
   # obs. used (total)      414  
   data-arc span      6256 days (17.13 yr)  
   first obs. used      2003-03-07  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56079  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 07:04:52  

Additional Information
 Earth MOID = .856237 au 
 Jupiter MOID = 2.31905 au 
 T_jup = 3.582 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457361.5 (2015-Dec-05.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1825376583444702 3.5488e-08  
q 1.861634602246312 8.3129e-08 au
tp 2457872.424037173654
(2017-Apr-28.92403717)
5.1104e-05 TDB
node 292.048115624603 5.7422e-05 deg
peri 298.760183872116 5.9408e-05 deg
i 4.013992252000731 5.4764e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      414  
   data-arc span      6256 days (17.13 yr)  
   first obs. used      2003-03-07  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56079  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 07:04:52  

Additional Information
 Jupiter MOID = 2.31905 au 
 T_jup = 3.582 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.259362669030925E-15 -2.934383862108083E-15 3.928266219111051E-14 -1.069383953611039E-14 7.173214358521034E-14 -2.185017683098816E-15
q -2.934383862108083E-15 6.910485160061528E-15 -4.290042530078692E-14 2.479855804428297E-14 -1.634428301485826E-13 5.256117552792686E-15
tp 3.928266219111051E-14 -4.290042530078692E-14 2.611622809811168E-9 -1.043827140272921E-12 7.825996956910518E-10 1.769362783599458E-13
node -1.069383953611039E-14 2.479855804428297E-14 -1.043827140272921E-12 3.297287009012899E-9 -3.289396551055535E-9 8.680001594528827E-11
peri 7.173214358521034E-14 -1.634428301485826E-13 7.825996956910518E-10 -3.289396551055535E-9 3.529260458425698E-9 -8.66558732796076E-11
i -2.185017683098816E-15 5.256117552792686E-15 1.769362783599458E-13 8.680001594528827E-11 -8.66558732796076E-11 2.999042924381136E-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 16.7   n/a MPO418072  
diameter diameter 1.487 km 0.259 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.183   0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201442 (2003 EQ34)          Discovered 2003-Mar-07 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ show close-approach data ]
Alternate Designations
 2003 EQ34 = 2005 YX20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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