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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1245180427242119 3.7119e-08  
a 2.432517467779166 7.704e-09 au
q 2.129625153798849 9.316e-08 au
i 2.673841771390286 4.0887e-06 deg
node 165.8432044995648 6.3829e-05 deg
peri 328.9080536578218 6.5627e-05 deg
M 318.3806845548359 1.4311e-05 deg
tp 2459160.704536627893
(2020-Nov-07.20453663)
5.5165e-05 TDB
period 1385.741994291806
3.79
6.5831e-06
1.802e-08
d
yr
n .2597886197307462 1.2342e-09 deg/d
Q 2.735409781759484 8.6633e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2207  
   data-arc span      25171 days (68.91 yr)  
   first obs. used      1951-12-01  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51651  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:35:28  

Additional Information
 Earth MOID = 1.1441 au 
 Jupiter MOID = 2.29235 au 
 T_jup = 3.494 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456773.5 (2014-Apr-26.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1236610177965576 3.7289e-08  
q 2.13182574643373 9.3506e-08 au
tp 2456389.444287289525
(2013-Apr-06.94428729)
5.5731e-05 TDB
node 165.8788476711408 6.3813e-05 deg
peri 328.9938702002796 6.5631e-05 deg
i 2.673661236877823 4.09e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2207  
   data-arc span      25171 days (68.91 yr)  
   first obs. used      1951-12-01  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51651  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:35:28  

Additional Information
 Jupiter MOID = 2.29235 au 
 T_jup = 3.494 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.390468011195204E-15 -3.479001157548634E-15 8.620615484565503E-13 -1.406604071157537E-14 2.742466568821964E-13 -8.97088051070245E-17
q -3.479001157548634E-15 8.743297981237256E-15 -2.145976193701664E-12 3.498068241440637E-14 -6.805766999949464E-13 2.986300273301238E-16
tp 8.620615484565503E-13 -2.145976193701664E-12 3.105970097789071E-9 -1.948137802106691E-11 8.601272388081066E-10 8.742387633512396E-14
node -1.406604071157537E-14 3.498068241440637E-14 -1.948137802106691E-11 4.072086923189114E-9 -4.072722760103002E-9 6.138325184655222E-11
peri 2.742466568821964E-13 -6.805766999949464E-13 8.601272388081066E-10 -4.072722760103002E-9 4.307484526032929E-9 -6.129263703469307E-11
i -8.97088051070245E-17 2.986300273301238E-16 8.742387633512396E-14 6.138325184655222E-11 -6.129263703469307E-11 1.672774573983603E-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 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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