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91089 (1998 FW126)
Classification: Main-belt Asteroid          SPK-ID: 2091089
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1576712551114929 4.8563e-08  
a 2.578549340888093 1.4952e-08 au
q 2.171986229943354 1.2433e-07 au
i 15.29000958902525 4.5718e-06 deg
node 148.8026798303274 2.0827e-05 deg
peri 18.3057914023193 2.5863e-05 deg
M 120.4370663208689 1.5513e-05 deg
tp 2458494.536412298740
(2019-Jan-11.03641230)
6.5015e-05 TDB
period 1512.382334913216
4.14
1.3154e-05
3.601e-08
d
yr
n .2380350468855864 2.0704e-09 deg/d
Q 2.985112451832831 1.7309e-08 au
  Orbit Determination Parameters
   # obs. used (total)      736  
   data-arc span      9563 days (26.18 yr)  
   first obs. used      1994-02-13  
   last obs. used      2020-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57413  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 16:37:36  

Additional Information
 Earth MOID = 1.18496 au 
 Jupiter MOID = 2.00706 au 
 T_jup = 3.359 
[ show covariance matrix ]

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 15.3   n/a MPO474789  
diameter diameter 2.683 km 0.265 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.269   0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91089 (1998 FW126)          Discovered 1998-Mar-24 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1998 FW126 = 1994 EU5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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