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90559 (2004 FW142)
Classification: Main-belt Asteroid          SPK-ID: 2090559
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1758996528943408 3.7589e-08  
a 2.640436519930702 1.2549e-08 au
q 2.17598465258535 9.7083e-08 au
i 11.60626439713567 3.9206e-06 deg
node 204.8503608002798 2.1756e-05 deg
peri 202.4744515468988 2.5224e-05 deg
M 61.39053034115776 1.18e-05 deg
tp 2458733.254188337257
(2019-Sep-06.75418834)
5.132e-05 TDB
period 1567.155254465802
4.29
1.1172e-05
3.059e-08
d
yr
n .2297155938916298 1.6376e-09 deg/d
Q 3.104888387276054 1.4756e-08 au
  Orbit Determination Parameters
   # obs. used (total)      885  
   data-arc span      8156 days (22.33 yr)  
   first obs. used      1997-09-29  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48428  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:13:44  

Additional Information
 Earth MOID = 1.18932 au 
 Jupiter MOID = 2.3177 au 
 T_jup = 3.344 
[ 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 15.0   n/a MPO502687  
diameter diameter 5.242 km 0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90559 (2004 FW142)          Discovered 2004-Mar-27 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 2004 FW142 = 2001 OK27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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