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35514 (1998 FZ56)
Classification: Main-belt Asteroid          SPK-ID: 2035514
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04606848567494559 4.6423e-08  
a 2.979391445067016 2.008e-08 au
q 2.842135392959891 1.3725e-07 au
i 9.025462392554386 4.5276e-06 deg
node 8.866540917780544 3.0227e-05 deg
peri 127.4624567883545 5.6323e-05 deg
M 161.411545872529 4.9664e-05 deg
tp 2458158.287132094122
(2018-Feb-08.78713209)
0.00025636 TDB
period 1878.407339494527
5.14
1.899e-05
5.199e-08
d
yr
n .191651721344357 1.9375e-09 deg/d
Q 3.116647497174141 2.1005e-08 au
  Orbit Determination Parameters
   # obs. used (total)      921  
   data-arc span      10014 days (27.42 yr)  
   first obs. used      1993-04-16  
   last obs. used      2020-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56231  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:40:21  

Additional Information
 Earth MOID = 1.86431 au 
 Jupiter MOID = 1.88225 au 
 T_jup = 3.240 
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Orbital Elements at Epoch 2457248.5 (2015-Aug-14.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04563701640781731 4.5932e-08  
q 2.841023324481163 1.3587e-07 au
tp 2458140.108328028814
(2018-Jan-21.60832803)
0.00026163 TDB
node 9.094919006074877 3.0193e-05 deg
peri 123.6801353277013 5.7293e-05 deg
i 9.034281424103332 4.5276e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      921  
   data-arc span      10014 days (27.42 yr)  
   first obs. used      1993-04-16  
   last obs. used      2020-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56231  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:40:21  

Additional Information
 Jupiter MOID = 1.88225 au 
 T_jup = 3.240 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.109720997648448E-15 -6.180887724253813E-15 1.092745907585168E-12 8.618700522541171E-17 1.829164098499572E-13 1.423074178796575E-15
q -6.180887724253813E-15 1.846103257927305E-14 -1.466113293692344E-12 -4.340248807947012E-15 -2.369742027988124E-13 -3.542480759489431E-15
tp 1.092745907585168E-12 -1.466113293692344E-12 6.844795187110368E-8 1.632192860058383E-11 1.276512008156524E-8 -3.568318091707573E-12
node 8.618700522541171E-17 -4.340248807947012E-15 1.632192860058383E-11 9.116146410238259E-10 -8.968925201205025E-10 -3.024995189812517E-11
peri 1.829164098499572E-13 -2.369742027988124E-13 1.276512008156524E-8 -8.968925201205025E-10 3.282434953249652E-9 2.915592528304349E-11
i 1.423074178796575E-15 -3.542480759489431E-15 -3.568318091707573E-12 -3.024995189812517E-11 2.915592528304349E-11 2.049900165294976E-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 14.5   n/a MPO347780  
diameter diameter 4.398 km 0.967 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.174   0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35514 (1998 FZ56)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1998 FZ56 = 1998 FC149 = 2001 XH38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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