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 ]  
66009 (1998 QZ8)
Classification: Main-belt Asteroid          SPK-ID: 2066009
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03946872059904237 3.5866e-08  
a 2.683576809652887 1.481e-08 au
q 2.577659466346628 9.931e-08 au
i 9.059170285837293 4.5897e-06 deg
node 327.0827120442942 2.8345e-05 deg
peri 296.8748279852344 7.122e-05 deg
M 32.69044279128272 6.5016e-05 deg
tp 2458854.689844010816
(2020-Jan-06.18984401)
0.00029012 TDB
period 1605.718726150258
4.40
1.3292e-05
3.639e-08
d
yr
n .2241986682581121 1.8559e-09 deg/d
Q 2.789494152959147 1.5394e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1298  
   data-arc span      7991 days (21.88 yr)  
   first obs. used      1998-07-31  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53523  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 23:11:17  

Additional Information
 Earth MOID = 1.57599 au 
 Jupiter MOID = 2.29488 au 
 T_jup = 3.356 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456580.5 (2013-Oct-15.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03733738735905124 3.6054e-08  
q 2.583846926231491 9.9089e-08 au
tp 2457248.480063251462
(2015-Aug-13.98006325)
0.00030813 TDB
node 327.1718237212617 2.8396e-05 deg
peri 296.3032963093435 7.4534e-05 deg
i 9.050000094372754 4.5852e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1298  
   data-arc span      7991 days (21.88 yr)  
   first obs. used      1998-07-31  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53523  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 23:11:17  

Additional Information
 Jupiter MOID = 2.29488 au 
 T_jup = 3.356 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.299873252667977E-15 -3.536893070185261E-15 -1.552805207518258E-12 -1.216349201222509E-15 -3.300205760668961E-13 -8.446097473581127E-16
q -3.536893070185261E-15 9.818681700874648E-15 3.420556950023041E-12 4.70182201247059E-16 7.020392231695087E-13 2.241474519196012E-15
tp -1.552805207518258E-12 3.420556950023041E-12 9.494150401390499E-8 5.133475379634785E-11 2.125481996585965E-8 1.011270088185765E-11
node -1.216349201222509E-15 4.70182201247059E-16 5.133475379634785E-11 8.063047339753489E-10 -7.841347556935335E-10 3.262052235725413E-11
peri -3.300205760668961E-13 7.020392231695087E-13 2.125481996585965E-8 -7.841347556935335E-10 5.555370542608914E-9 -3.001241134374079E-11
i -8.446097473581127E-16 2.241474519196012E-15 1.011270088185765E-11 3.262052235725413E-11 -3.001241134374079E-11 2.102442777557278E-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 13.9   n/a MPO436242  
diameter diameter 4.956 km 0.121 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.165   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66009 (1998 QZ8)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QZ8 = 2000 BA28 
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-12 06:55 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin