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39965 (1998 FK137)
Classification: Main-belt Asteroid          SPK-ID: 2039965
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3108131319664585 6.2438e-08  
a 2.579716049718871 1.6967e-08 au
q 1.777906424721608 1.7082e-07 au
i 16.93851419035204 4.2607e-06 deg
node 192.3884031420325 1.5602e-05 deg
peri 102.9517727093383 1.7945e-05 deg
M 52.68638628227863 9.5552e-06 deg
tp 2458779.010982714660
(2019-Oct-22.51098271)
3.8546e-05 TDB
period 1513.408905965183
4.14
1.4931e-05
4.088e-08
d
yr
n .2378735836567636 2.3468e-09 deg/d
Q 3.381525674716134 2.2241e-08 au
  Orbit Determination Parameters
   # obs. used (total)      721  
   data-arc span      24100 days (65.98 yr)  
   first obs. used      1953-09-16  
   last obs. used      2019-09-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50985  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:00:35  

Additional Information
 Earth MOID = .851211 au 
 Jupiter MOID = 2.21503 au 
 T_jup = 3.297 
[ 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 15.4   n/a MPO493127  
diameter diameter 1.920 km 0.300 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.332   0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

39965 (1998 FK137)          Discovered 1998-Mar-28 by LINEAR at Socorro
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FK137 = 1998 FV57 = 1999 VX197 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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