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35509 (1998 FK44)
Classification: Main-belt Asteroid          SPK-ID: 2035509
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2827973230972014 3.3367e-08  
a 2.89646827009516 1.6169e-08 au
q 2.077354796876267 9.7013e-08 au
i 4.259113414352472 6.2952e-06 deg
node 5.965741897298949 4.6667e-05 deg
peri 286.9927191467315 4.8223e-05 deg
M 18.51865570111616 1.2473e-05 deg
tp 2458507.879196038324
(2019-Jan-24.37919604)
6.1997e-05 TDB
period 1800.535090902611
4.93
1.5077e-05
4.128e-08
d
yr
n .1999405631242274 1.6742e-09 deg/d
Q 3.715581743314052 2.0742e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1072  
   data-arc span      7394 days (20.24 yr)  
   first obs. used      1998-03-20  
   last obs. used      2018-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58841  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:47:23  

Additional Information
 Earth MOID = 1.06557 au 
 Jupiter MOID = 1.5329 au 
 T_jup = 3.224 
[ 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 14.3   n/a MPO436013  
diameter diameter 8.612 km 1.764 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.045   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

35509 (1998 FK44)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FK44 = 1999 RF136 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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