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JPL Small-Body Database Browser
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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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .182093921561323 4.7204e-08  
a 2.277619906607345 1.5553e-08 au
q 1.86287916598708 1.0353e-07 au
i 4.013610056101134 5.7852e-06 deg
node 292.000178518182 6.9558e-05 deg
peri 298.8352078681237 7.1123e-05 deg
M 323.3346762732089 1.5904e-05 deg
tp 2459128.371371957287
(2020-Oct-05.87137196)
5.5991e-05 TDB
period 1255.510363078749
3.44
1.286e-05
3.521e-08
d
yr
n .2867359844941556 2.937e-09 deg/d
Q 2.69236064722761 1.8385e-08 au
  Orbit Determination Parameters
   # obs. used (total)      333  
   data-arc span      5751 days (15.75 yr)  
   first obs. used      2003-03-07  
   last obs. used      2018-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58398  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:27:37  

Additional Information
 Earth MOID = .856237 au 
 Jupiter MOID = 2.31905 au 
 T_jup = 3.582 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456673.5 (2014-Jan-16.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1821770153868364 4.7132e-08  
q 1.862845967700351 1.034e-07 au
tp 2456617.160060906401
(2013-Nov-20.66006091)
5.1192e-05 TDB
node 292.057122560175 6.9543e-05 deg
peri 298.8140311425351 7.111e-05 deg
i 4.014028071208122 5.7857e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      333  
   data-arc span      5751 days (15.75 yr)  
   first obs. used      2003-03-07  
   last obs. used      2018-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58398  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:27:37  

Additional Information
 Jupiter MOID = 2.31905 au 
 T_jup = 3.582 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.22143530557126E-15 -4.841751412889291E-15 9.347467258826771E-14 -1.641504399534514E-14 3.024143178211033E-14 -3.706874444753223E-15
q -4.841751412889291E-15 1.069217240314467E-14 -2.491322734965274E-13 3.637395792050014E-14 -8.17630827562039E-14 8.241669831981961E-15
tp 9.347467258826771E-14 -2.491322734965274E-13 2.620612359289475E-9 1.069454991129931E-11 7.783146113148435E-10 -1.228019905586686E-12
node -1.641504399534514E-14 3.637395792050014E-14 1.069454991129931E-11 4.836285966965246E-9 -4.820359591334098E-9 2.795883668695885E-11
peri 3.024143178211033E-14 -8.17630827562039E-14 7.783146113148435E-10 -4.820359591334098E-9 5.056603622815088E-9 -2.825400896604283E-11
i -3.706874444753223E-15 8.241669831981961E-15 -1.228019905586686E-12 2.795883668695885E-11 -2.825400896604283E-11 3.347457127276836E-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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