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5413 Smyslov (1977 EC2)
Classification: Main-belt Asteroid          SPK-ID: 2005413
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1445515744864794 4.034e-08  
a 3.160514665018159 1.6824e-08 au
q 2.703657294002177 1.288e-07 au
i .4248804052824296 3.9054e-06 deg
node 41.94822087608432 0.00053814 deg
peri 135.055860334762 0.00053826 deg
M 184.3708234111679 1.2916e-05 deg
tp 2459601.719515227670
(2022-Jan-22.21951523)
7.7239e-05 TDB
period 2052.273047580185
5.62
1.6387e-05
4.487e-08
d
yr
n .1754152550141768 1.4007e-09 deg/d
Q 3.617372036034142 1.9256e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2532  
   data-arc span      17843 days (48.85 yr)  
   first obs. used      1971-01-28  
   last obs. used      2019-12-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45743  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 21:58:43  

Additional Information
 Earth MOID = 1.70829 au 
 Jupiter MOID = 1.34709 au 
 T_jup = 3.189 
[ 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 12.2   n/a MPO358683  
diameter diameter 17.572 km 0.306 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.059   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5413 Smyslov (1977 EC2)          Discovered 1977-Mar-13 by Chernykh, N. S. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1977 EC2 = 1971 BF4 = 1990 RX5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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