Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
32602 (2001 QE185)
Classification: Main-belt Asteroid          SPK-ID: 2032602
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05889649394310677 3.249e-08  
a 2.997423703707313 1.75e-08 au
q 2.82088595669699 9.3577e-08 au
i 9.74221577529125 4.6458e-06 deg
node 251.3178285295602 2.5662e-05 deg
peri 228.1932221477359 5.2583e-05 deg
M 87.52739506820465 4.595e-05 deg
tp 2458539.647300592164
(2019-Feb-25.14730059)
0.0002414 TDB
period 1895.486226427052
5.19
1.6599e-05
4.545e-08
d
yr
n .1899248831148679 1.6632e-09 deg/d
Q 3.173961450717635 1.853e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2047  
   data-arc span      24088 days (65.95 yr)  
   first obs. used      1954-07-05  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45386  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 20:07:12  

Additional Information
 Earth MOID = 1.84803 au 
 Jupiter MOID = 2.00667 au 
 T_jup = 3.229 
[ 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 12.8   n/a MPO385018  
diameter diameter 9.374 km 0.103 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.928 h n/a LCDB (Rev. 2019-August); 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 0.291   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

32602 (2001 QE185)          Discovered 2001-Aug-21 by LINEAR at Socorro
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 QE185 = 1986 TT15 = 1986 VV2 = 1999 HG8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-11 17:32 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin