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35521 (1998 FX61)
Classification: Main-belt Asteroid          SPK-ID: 2035521
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1465993843115323 4.5759e-08  
a 2.695667327021831 1.0346e-08 au
q 2.300484156571717 1.2172e-07 au
i 2.773472826438254 4.8931e-06 deg
node 317.707841736927 7.8623e-05 deg
peri 191.6288877491938 7.9546e-05 deg
M 33.38533074029348 1.1933e-05 deg
tp 2458850.582941875831
(2020-Jan-02.08294188)
5.3413e-05 TDB
period 1616.582484820585
4.43
9.3068e-06
2.548e-08
d
yr
n .2226920082212535 1.2821e-09 deg/d
Q 3.090850497471946 1.1863e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1025  
   data-arc span      21765 days (59.59 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53649  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:06:24  

Additional Information
 Earth MOID = 1.31184 au 
 Jupiter MOID = 1.91489 au 
 T_jup = 3.353 
[ 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 MPO417056  
diameter diameter 5.166 km 0.195 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35521 (1998 FX61)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FX61 = 1999 LD29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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