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39583 (1993 FN23)
Classification: Main-belt Asteroid          SPK-ID: 2039583
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1611526031283805 4.858e-08  
a 2.719609870390467 2.0956e-08 au
q 2.281337660283406 1.2769e-07 au
i 3.225026593864727 5.9684e-06 deg
node 228.8389031971344 9.7229e-05 deg
peri 74.82628309743772 0.00010095 deg
M 288.1291284786801 3.3222e-05 deg
tp 2459327.545931187648
(2021-Apr-23.04593119)
0.00015353 TDB
period 1638.167629463458
4.49
1.8934e-05
5.184e-08
d
yr
n .2197577302378447 2.54e-09 deg/d
Q 3.157882080497529 2.4333e-08 au
  Orbit Determination Parameters
   # obs. used (total)      604  
   data-arc span      9810 days (26.86 yr)  
   first obs. used      1993-03-21  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54475  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:30:47  

Additional Information
 Earth MOID = 1.26873 au 
 Jupiter MOID = 2.07816 au 
 T_jup = 3.338 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2   n/a MPO324666  
diameter diameter 4.802 km 0.650 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 18.973 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.084   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39583 (1993 FN23)          Discovered 1993-Mar-21 by UESAC at La Silla
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 FN23 = 1997 EB43 = 1999 VV176 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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