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4371 Fyodorov (1983 GC2)
Classification: Main-belt Asteroid          SPK-ID: 2004371
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .190018444523904 3.6645e-08  
a 2.4184088685562 7.7615e-09 au
q 1.958866577130336 8.9937e-08 au
i 2.326136553413794 3.8621e-06 deg
node 54.86968739343762 8.2119e-05 deg
peri 168.5475306108275 8.2558e-05 deg
M 308.1216689329221 1.0309e-05 deg
tp 2459198.459574926428
(2020-Dec-14.95957493)
3.9815e-05 TDB
period 1373.703538792889
3.76
6.613e-06
1.811e-08
d
yr
n .262065278157718 1.2616e-09 deg/d
Q 2.877951159982063 9.2364e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2530  
   data-arc span      25009 days (68.47 yr)  
   first obs. used      1951-11-08  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45228  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 02:06:57  

Additional Information
 Earth MOID = .950114 au 
 Jupiter MOID = 2.10072 au 
 T_jup = 3.489 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456439.5 (2013-May-27.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .190153678067164 3.6583e-08  
q 1.958523040583783 8.9772e-08 au
tp 2456451.470537659883
(2013-Jun-07.97053766)
3.5064e-05 TDB
node 54.89124499365275 8.2112e-05 deg
peri 168.6340305696477 8.2553e-05 deg
i 2.326620539973155 3.8616e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2530  
   data-arc span      25009 days (68.47 yr)  
   first obs. used      1951-11-08  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45228  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 02:06:57  

Additional Information
 Jupiter MOID = 2.10072 au 
 T_jup = 3.489 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.338313630213827E-15 -3.276418162858323E-15 -2.647984922207178E-13 -3.783238597660052E-15 -3.75874587730155E-14 -9.714988929409542E-17
q -3.276418162858323E-15 8.059009236627982E-15 6.831129784583058E-13 8.065296605314662E-15 1.002820764227948E-13 2.809906567626574E-16
tp -2.647984922207178E-13 6.831129784583058E-13 1.229461465744166E-9 -1.934898500823133E-12 3.074746182662281E-10 3.756696138313105E-13
node -3.783238597660052E-15 8.065296605314662E-15 -1.934898500823133E-12 6.742378008394212E-9 -6.737130461973171E-9 -4.55810629696136E-11
peri -3.75874587730155E-14 1.002820764227948E-13 3.074746182662281E-10 -6.737130461973171E-9 6.814922230858669E-9 4.563161975864834E-11
i -9.714988929409542E-17 2.809906567626574E-16 3.756696138313105E-13 -4.55810629696136E-11 4.563161975864834E-11 1.491225120244513E-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 13.2   n/a MPO328713  
diameter diameter 5.629 km 0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.327   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4371 Fyodorov (1983 GC2)          Discovered 1983-Apr-10 by Chernykh, L. I. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1983 GC2 = 1934 HH = 1949 FE1 = 1968 HF1 = 1987 MW 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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