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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1261526197455625 3.834e-08  
a 2.57502214928264 1.1167e-08 au
q 2.250176359247786 9.7334e-08 au
i 12.87018678945875 4.0214e-06 deg
node 237.6440133993313 2.3127e-05 deg
peri 227.9830041040038 3.3374e-05 deg
M 311.2992157720757 2.3152e-05 deg
tp 2458804.675362035390
(2019-Nov-17.17536204)
9.7377e-05 TDB
period 1509.280219980419
4.13
9.8176e-06
2.688e-08
d
yr
n .2385242947162393 1.5516e-09 deg/d
Q 2.899867939317494 1.2575e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1668  
   data-arc span      10043 days (27.50 yr)  
   first obs. used      1992-05-03  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49305  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 03:50:20  

Additional Information
 Earth MOID = 1.28721 au 
 Jupiter MOID = 2.37026 au 
 T_jup = 3.381 
[ 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 13.4   n/a MPO358772  
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. 2019-January); 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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