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JPL Small-Body Database Browser
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14577 (1998 QN93)
Classification: Main-belt Asteroid          SPK-ID: 2014577
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1723778544086704 3.3862e-08  
a 2.647550438864039 1.1472e-08 au
q 2.191171374773922 9.2674e-08 au
i 14.3861541774039 4.3312e-06 deg
node 203.2354255799109 1.219e-05 deg
peri 210.5624264965647 1.6828e-05 deg
M 267.9260308718594 1.1726e-05 deg
tp 2459002.938160515895
(2020-Jun-02.43816052)
5.2117e-05 TDB
period 1573.492911814128
4.31
1.0227e-05
2.8e-08
d
yr
n .2287903538027032 1.487e-09 deg/d
Q 3.103929502954156 1.3449e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1680  
   data-arc span      23341 days (63.90 yr)  
   first obs. used      1955-12-16  
   last obs. used      2019-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49616  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 23:10:38  

Additional Information
 Earth MOID = 1.21152 au 
 Jupiter MOID = 2.33371 au 
 T_jup = 3.327 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457033.5 (2015-Jan-11.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1718443852424909 3.397e-08  
q 2.193334295749843 9.3068e-08 au
tp 2457423.647389644158
(2016-Feb-05.14738964)
4.9659e-05 TDB
node 203.3010587182616 1.2168e-05 deg
peri 209.5540301348675 1.6875e-05 deg
i 14.39612469588949 4.3376e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1680  
   data-arc span      23341 days (63.90 yr)  
   first obs. used      1955-12-16  
   last obs. used      2019-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49616  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 23:10:38  

Additional Information
 Jupiter MOID = 2.33371 au 
 T_jup = 3.327 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.153962900709091E-15 -3.146392384033754E-15 -7.96926136007E-13 4.895811268029983E-15 -1.637733490757786E-13 -1.421995589738484E-15
q -3.146392384033754E-15 8.661681429243591E-15 2.20465193078673E-12 -1.340368097600892E-14 4.494167555883876E-13 4.159487331392514E-15
tp -7.96926136007E-13 2.20465193078673E-12 2.466010004274678E-9 -1.029724856244259E-11 5.86355248472318E-10 4.719365428778549E-12
node 4.895811268029983E-15 -1.340368097600892E-14 -1.029724856244259E-11 1.48049759839109E-10 -1.454333927505481E-10 -1.291515943720419E-11
peri -1.637733490757786E-13 4.494167555883876E-13 5.86355248472318E-10 -1.454333927505481E-10 2.84764725098222E-10 1.358544097461402E-11
i -1.421995589738484E-15 4.159487331392514E-15 4.719365428778549E-12 -1.291515943720419E-11 1.358544097461402E-11 1.881502313937006E-11

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 13.7   n/a MPO439194  
diameter diameter 5.773 km 1.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.094 h n/a LCDB (Rev. 2019-January); 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 0.278   0.182 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14577 (1998 QN93)          Discovered 1998-Aug-28 by LINEAR at Socorro
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QN93 = 1972 TE7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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