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14628 (1998 VX18)
Classification: Main-belt Asteroid          SPK-ID: 2014628
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06095168346022795 3.4386e-08  
a 2.175078463825461 5.5572e-09 au
q 2.042503769797213 7.6346e-08 au
i 4.135491999024849 2.4683e-06 deg
node 255.5335450983414 5.0915e-05 deg
peri 71.30148775889948 5.6447e-05 deg
M 30.85425700500526 2.3224e-05 deg
tp 2459100.079261401026
(2020-Sep-07.57926140)
7.5698e-05 TDB
period 1171.684863121674
3.21
4.4903e-06
1.229e-08
d
yr
n .3072498513302171 1.1775e-09 deg/d
Q 2.307653157853709 5.8959e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2088  
   data-arc span      14525 days (39.77 yr)  
   first obs. used      1981-05-08  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5041  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:34:01  

Additional Information
 Earth MOID = 1.03286 au 
 Jupiter MOID = 2.85152 au 
 T_jup = 3.680 
[ 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 15.13   n/a E2021B10  
diameter diameter 3.359 km 0.158 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.64236 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 0.188   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14628 (1998 VX18)          Discovered 1998-Nov-10 by LINEAR at Socorro
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 VX18 = 1981 JV3 = 1985 ST2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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