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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
66021 (1998 QZ34)
Classification: Main-belt Asteroid          SPK-ID: 2066021
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1764154462178372 6.1012e-08  
a 2.91127413540007 1.4916e-08 au
q 2.397680409741019 1.7689e-07 au
i 12.46125297104047 7.8132e-06 deg
node 174.6328047527093 1.8202e-05 deg
peri 150.4269771372871 2.5554e-05 deg
M 147.9156374577018 1.7026e-05 deg
tp 2458255.022279449164
(2018-May-16.52227945)
8.4582e-05 TDB
period 1814.358400578471
4.97
1.3944e-05
3.818e-08
d
yr
n .1984172475985017 1.5249e-09 deg/d
Q 3.424867861059123 1.7547e-08 au
  Orbit Determination Parameters
   # obs. used (total)      647  
   data-arc span      9640 days (26.39 yr)  
   first obs. used      1993-08-16  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5616  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 10:45:38  

Additional Information
 Earth MOID = 1.39528 au 
 Jupiter MOID = 2.01728 au 
 T_jup = 3.225 
[ 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 15.0   n/a MPO417282  
diameter diameter 6.289 km 0.483 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66021 (1998 QZ34)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-20 05:38 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin