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14399 (1990 WN4)
Classification: Main-belt Asteroid          SPK-ID: 2014399
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09849413379677761 5.0653e-08  
a 2.642263382210844 1.3176e-08 au
q 2.382015939117043 1.3631e-07 au
i 16.38657598446476 5.1219e-06 deg
node 82.06750707858558 1.573e-05 deg
peri 320.4306507885545 2.536e-05 deg
M 331.0521507602267 1.9499e-05 deg
tp 2459126.646843378288
(2020-Oct-04.14684338)
8.4794e-05 TDB
period 1568.781958204622
4.30
1.1735e-05
3.213e-08
d
yr
n .2294773968537978 1.7165e-09 deg/d
Q 2.902510825304645 1.4474e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1506  
   data-arc span      10958 days (30.00 yr)  
   first obs. used      1990-11-16  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49797  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:56:31  

Additional Information
 Earth MOID = 1.41294 au 
 Jupiter MOID = 2.45015 au 
 T_jup = 3.330 
[ 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 13.9   n/a MPO435836  
diameter diameter 3.859 km 0.789 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 559.515 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.358   0.070 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14399 (1990 WN4)          Discovered 1990-Nov-16 by Elst, E. W. at La Silla
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 WN4 = 1999 XW175 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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