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6471 Collins (1983 EB1)
Classification: Main-belt Asteroid          SPK-ID: 2006471
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1245180433147906 3.7132e-08  
a 2.432517467334471 7.7248e-09 au
q 2.129625151972932 9.3204e-08 au
i 2.67384170332015 4.0957e-06 deg
node 165.8432035251901 6.3931e-05 deg
peri 328.9080540217387 6.5729e-05 deg
M 318.3806854278722 1.4344e-05 deg
tp 2459160.704533223398
(2020-Nov-07.20453322)
5.5297e-05 TDB
period 1385.741993911809
3.79
6.601e-06
1.807e-08
d
yr
n .2597886198019853 1.2375e-09 deg/d
Q 2.735409782696009 8.6867e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2178  
   data-arc span      25132 days (68.81 yr)  
   first obs. used      1951-12-01  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51556  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 16:03:57  

Additional Information
 Earth MOID = 1.1441 au 
 Jupiter MOID = 2.29235 au 
 T_jup = 3.494 
[ 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 13.8   n/a MPO347577  
diameter diameter 8.976 km 0.128 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.036   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

6471 Collins (1983 EB1)          Discovered 1983-Mar-04 by Mrkos, A. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1983 EB1 = 1977 RD20 = 1989 WE7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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