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35036 (1981 EC30)
Classification: Main-belt Asteroid          SPK-ID: 2035036
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01741928688460456 7.1329e-08  
a 3.069692937349382 2.6972e-08 au
q 3.016221075426048 2.1956e-07 au
i 18.54051542220103 8.4562e-06 deg
node 325.3964249360089 1.5664e-05 deg
peri 228.9929273037549 0.0002046 deg
M 95.1550141594103 0.00020491 deg
tp 2458481.257769536264
(2018-Dec-28.75776954)
0.0011188 TDB
period 1964.449321123439
5.38
2.5891e-05
7.089e-08
d
yr
n .1832574636204518 2.4153e-09 deg/d
Q 3.123164799272716 2.7442e-08 au
  Orbit Determination Parameters
   # obs. used (total)      776  
   data-arc span      14379 days (39.37 yr)  
   first obs. used      1981-02-02  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54879  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 20:27:16  

Additional Information
 Earth MOID = 2.03912 au 
 Jupiter MOID = 1.91367 au 
 T_jup = 3.151 
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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 14.3   n/a MPO347777  

35036 (1981 EC30)          Discovered 1981-Mar-02 by Bus, S. J. at Siding Spring
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1981 EC30 = 1999 RE63 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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