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65654 (1981 ES47)
Classification: Main-belt Asteroid          SPK-ID: 2065654
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1531480616324968 4.3462e-08  
a 2.294701589356518 8.707e-09 au
q 1.943272488921557 1.0212e-07 au
i 2.417741267307477 3.6397e-06 deg
node 53.8329005654876 0.00010898 deg
peri 319.19920817178 0.00010951 deg
M 148.2869404466198 1.1447e-05 deg
tp 2458077.516297461101
(2017-Nov-20.01629746)
3.9765e-05 TDB
period 1269.660917859307
3.48
7.2264e-06
1.978e-08
d
yr
n .2835402704266685 1.6138e-09 deg/d
Q 2.646130689791478 1.004e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1114  
   data-arc span      14940 days (40.90 yr)  
   first obs. used      1978-05-09  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57215  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:15:09  

Additional Information
 Earth MOID = .943699 au 
 Jupiter MOID = 2.81369 au 
 T_jup = 3.579 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO385234  
diameter diameter 1.921 km 0.336 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.363   0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65654 (1981 ES47)          Discovered 1981-Mar-02 by Bus, S. J. at Siding Spring
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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