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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 ]

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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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1901803974984006 4.0215e-08  
a 2.418699515504327 8.2682e-09 au
q 1.958710280216525 9.7522e-08 au
i 2.326439830299949 4.3642e-06 deg
node 54.87706297014156 8.5844e-05 deg
peri 168.4863732142278 8.6258e-05 deg
M 203.3865039843508 1.0075e-05 deg
tp 2459198.220273855698
(2020-Dec-14.72027386)
3.9899e-05 TDB
period 1373.951185960054
3.76
7.0451e-06
1.929e-08
d
yr
n .2620180423283733 1.3435e-09 deg/d
Q 2.878688750792129 9.8406e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2229  
   data-arc span      24859 days (68.06 yr)  
   first obs. used      1951-11-08  
   last obs. used      2019-11-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47156  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 21:43:22  

Additional Information
 Earth MOID = .950058 au 
 Jupiter MOID = 2.10054 au 
 T_jup = 3.489 
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Orbital Elements at Epoch 2456173.5 (2012-Sep-03.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1899761204284748 4.0138e-08  
q 1.958596130609817 9.7243e-08 au
tp 2456451.521209236620
(2013-Jun-08.02120924)
3.5163e-05 TDB
node 54.88990972143989 8.5855e-05 deg
peri 168.6482548721657 8.6273e-05 deg
i 2.326698369742981 4.3635e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2229  
   data-arc span      24859 days (68.06 yr)  
   first obs. used      1951-11-08  
   last obs. used      2019-11-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47156  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 21:43:22  

Additional Information
 Jupiter MOID = 2.10054 au 
 T_jup = 3.489 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.611095853329112E-15 -3.893917417106606E-15 -3.004197073033404E-13 -5.518220928196423E-15 -5.891990302446129E-14 -1.784313015303346E-16
q -3.893917417106606E-15 9.456203762714243E-15 7.642442998878878E-13 1.20693493262067E-14 1.4867943069448E-13 4.505166468916814E-16
tp -3.004197073033404E-13 7.642442998878878E-13 1.236441930958176E-9 8.695143221151221E-13 3.08308531506496E-10 1.661233777292804E-13
node -5.518220928196423E-15 1.20693493262067E-14 8.695143221151221E-13 7.371124541675112E-9 -7.364513252767344E-9 -9.486347399369687E-11
peri -5.891990302446129E-14 1.4867943069448E-13 3.08308531506496E-10 -7.364513252767344E-9 7.443060953696791E-9 9.482179536961508E-11
i -1.784313015303346E-16 4.505166468916814E-16 1.661233777292804E-13 -9.486347399369687E-11 9.482179536961508E-11 1.903990261029648E-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

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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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