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14578 (1998 QO93)
Classification: Main-belt Asteroid          SPK-ID: 2014578
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1260535920720205 3.788e-08  
a 2.574771719408851 9.2898e-09 au
q 2.250212495411913 9.6498e-08 au
i 12.8693336147758 3.2104e-06 deg
node 237.6394989188873 2.0753e-05 deg
peri 227.8850913493365 3.0187e-05 deg
M 46.79479123988983 1.9471e-05 deg
tp 2458804.344027599580
(2019-Nov-16.84402760)
8.1705e-05 TDB
period 1509.060051195505
4.13
8.167e-06
2.236e-08
d
yr
n .2385590949245535 1.2911e-09 deg/d
Q 2.899330943405789 1.0461e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2075  
   data-arc span      10265 days (28.10 yr)  
   first obs. used      1992-05-03  
   last obs. used      2020-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45894  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 17:44:24  

Additional Information
 Earth MOID = 1.2871 au 
 Jupiter MOID = 2.36998 au 
 T_jup = 3.382 
[ 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 13.5   n/a MPO502280  
diameter diameter 4.985 km 0.093 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 38.2600 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.448   0.094 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14578 (1998 QO93)          Discovered 1998-Aug-28 by LINEAR at Socorro
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QO93 = 1996 KR9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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