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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1899182720803415 1.3839e-08  
a 2.418033414010482 7.4656e-09 au
q 1.958804686189082 3.6374e-08 au
i 2.326203400806946 4.5151e-07 deg
node 54.86733749781398 1.7425e-05 deg
peri 168.5804910968218 1.8773e-05 deg
M .5129564283868624 9.2709e-06 deg
tp 2459198.543094518313
(2020-Dec-15.04309452)
3.5362e-05 TDB
period 1373.383652920972
3.76
6.3604e-06
1.741e-08
d
yr
n .2621263178969229 1.214e-09 deg/d
Q 2.877262141831882 8.8834e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2631  
   data-arc span      25337 days (69.37 yr)  
   first obs. used      1951-11-08  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44904  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:35:13  

Additional Information
 Earth MOID = .948881 au 
 Jupiter MOID = 2.10031 au 
 T_jup = 3.489 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456587.5 (2013-Oct-22.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1902250312635128 1.3802e-08  
q 1.958497281533444 3.628e-08 au
tp 2456451.455024000728
(2013-Jun-07.95502400)
2.9235e-05 TDB
node 54.89073308716158 1.7422e-05 deg
peri 168.6277568087543 1.8773e-05 deg
i 2.326520585304646 4.5156e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2631  
   data-arc span      25337 days (69.37 yr)  
   first obs. used      1951-11-08  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44904  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:35:13  

Additional Information
 Jupiter MOID = 2.10031 au 
 T_jup = 3.489 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.905019076825514E-16 -4.949404745350613E-16 -1.876121881796104E-13 1.184007973275818E-14 -4.839234370268138E-14 6.625512791847488E-16
q -4.949404745350613E-16 1.316230445218122E-15 5.090034110242872E-13 -2.735307825130898E-14 1.301200596258233E-13 -1.775325581027715E-15
tp -1.876121881796104E-13 5.090034110242872E-13 8.547042531648686E-10 -1.240524354463635E-11 1.920056607758443E-10 -1.019246472185373E-12
node 1.184007973275818E-14 -2.735307825130898E-14 -1.240524354463635E-11 3.035121842447684E-10 -3.085586481401916E-10 -7.331428054924167E-12
peri -4.839234370268138E-14 1.301200596258233E-13 1.920056607758443E-10 -3.085586481401916E-10 3.524387494136953E-10 7.221938973404123E-12
i 6.625512791847488E-16 -1.775325581027715E-15 -1.019246472185373E-12 -7.331428054924167E-12 7.221938973404123E-12 2.039100357362762E-13

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.25   n/a E2020-QM5  
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

Alternate Designations
 1983 GC2 = 1934 HH = 1949 FE1 = 1968 HF1 = 1987 MW 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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