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65943 (1998 FR98)
Classification: Main-belt Asteroid          SPK-ID: 2065943
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2451833646954842 6.1708e-08  
a 2.897803454769471 1.8297e-08 au
q 2.187310253502894 1.7499e-07 au
i 6.759220992864872 5.188e-06 deg
node 271.6083663382475 5.665e-05 deg
peri 300.3152724278337 5.7434e-05 deg
M 154.783533712485 1.1048e-05 deg
tp 2458225.816916942241
(2018-Apr-17.31691694)
5.2639e-05 TDB
period 1801.78022307484
4.93
1.7064e-05
4.672e-08
d
yr
n .1998023928721116 1.8923e-09 deg/d
Q 3.608296656036048 2.2783e-08 au
  Orbit Determination Parameters
   # obs. used (total)      476  
   data-arc span      10595 days (29.01 yr)  
   first obs. used      1990-10-11  
   last obs. used      2019-10-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57753  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 07:40:50  

Additional Information
 Earth MOID = 1.19057 au 
 Jupiter MOID = 1.45497 au 
 T_jup = 3.233 
[ 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 15.1   n/a MPO453054  
diameter diameter 6.184 km 0.180 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65943 (1998 FR98)          Discovered 1998-Mar-31 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FR98 = 2001 YU55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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