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14823 (1984 ST5)
Classification: Main-belt Asteroid          SPK-ID: 2014823
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1894811782270623 4.0942e-08  
a 2.397447265794921 8.3648e-09 au
q 1.94317613313485 9.5974e-08 au
i 1.75039116875438 3.3832e-06 deg
node 342.390982413992 0.00011584 deg
peri 36.0050602910617 0.00011622 deg
M 260.011674018893 1.2623e-05 deg
tp 2459577.090030176507
(2021-Dec-28.59003018)
4.8872e-05 TDB
period 1355.882394602339
3.71
7.0961e-06
1.943e-08
d
yr
n .2655097532301706 1.3896e-09 deg/d
Q 2.851718398454992 9.9498e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1677  
   data-arc span      13059 days (35.75 yr)  
   first obs. used      1984-09-21  
   last obs. used      2020-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49656  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:40:12  

Additional Information
 Earth MOID = .944067 au 
 Jupiter MOID = 2.61522 au 
 T_jup = 3.503 
[ 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 14.71   n/a E2020-QM5  
diameter diameter 3.235 km 0.337 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.364 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.267   0.118 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14823 (1984 ST5)          Discovered 1984-Sep-21 by Debehogne, H. at La Silla
Reference: 20000523/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1984 ST5 = 1998 HP102 = 1999 VQ27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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