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JPL Small-Body Database Browser
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32546 (2001 QE14)
Classification: Main-belt Asteroid          SPK-ID: 2032546
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .15537751473654 4.2832e-08  
a 3.145926334975613 2.1014e-08 au
q 2.65712011950287 1.3618e-07 au
i .08491207879472132 4.5384e-06 deg
node 259.8850858125264 0.0041774 deg
peri 156.889872877092 0.0041774 deg
M .9133246328478907 1.9079e-05 deg
tp 2458595.329364536740
(2019-Apr-21.82936454)
0.000108 TDB
period 2038.080108459744
5.58
2.0421e-05
5.591e-08
d
yr
n .1766368252679066 1.7698e-09 deg/d
Q 3.634732550448355 2.4279e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1130  
   data-arc span      12369 days (33.86 yr)  
   first obs. used      1985-12-17  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56519  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 05:26:58  

Additional Information
 Earth MOID = 1.6687 au 
 Jupiter MOID = 1.71235 au 
 T_jup = 3.190 
[ 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 14.0   n/a MPO337528  
diameter diameter 8.463 km 0.241 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.046 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 0.068   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

32546 (2001 QE14)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 QE14 = 1985 YK2 = 1993 FN74 = 1998 AJ5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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