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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1259962613064566 1.3581e-08  
a 2.574304471636986 9.0156e-09 au
q 2.249951732746232 3.4484e-08 au
i 12.87001101630295 3.9899e-07 deg
node 237.6354699938552 2.2293e-06 deg
peri 227.8126127493702 1.045e-05 deg
M 94.59210953846471 9.0711e-06 deg
tp 2458804.093557923946
(2019-Nov-16.59355792)
3.7787e-05 TDB
period 1508.64929267012
4.13
7.9252e-06
2.17e-08
d
yr
n .238624047185178 1.2535e-09 deg/d
Q 2.898657210527739 1.0151e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2118  
   data-arc span      10516 days (28.79 yr)  
   first obs. used      1992-05-03  
   last obs. used      2021-02-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46225  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:33:14  

Additional Information
 Earth MOID = 1.28656 au 
 Jupiter MOID = 2.37069 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 13.49   n/a E2021B10  
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

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