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

Significant website upgrade scheduled for September 27. More details available here.

JPL Small-Body Database Browser
Search: [ help ]  
258891 (2002 QR66)
Classification: Main-belt Asteroid          SPK-ID: 2258891
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08934888199212497 4.5662e-08  
a 2.424275016738867 1.4335e-08 au
q 2.207668754351809 1.1143e-07 au
i 5.845547834090466 5.7736e-06 deg
node 341.2983282801856 4.8453e-05 deg
peri 57.16235375660045 5.9593e-05 deg
M 299.1296576558924 3.4837e-05 deg
tp 2459629.617297245877
(2022-Feb-19.11729725)
0.00013428 TDB
period 1378.704698818562
3.77
1.2229e-05
3.348e-08
d
yr
n .2611146537097398 2.3161e-09 deg/d
Q 2.640881279125925 1.5616e-08 au
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      6936 days (18.99 yr)  
   first obs. used      2002-08-08  
   last obs. used      2021-08-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51407  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 22:38:53  

Additional Information
 Earth MOID = 1.21992 au 
 Jupiter MOID = 2.68081 au 
 T_jup = 3.499 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457092.5 (2015-Mar-11.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08890581952722955 4.5381e-08  
q 2.207878898849065 1.105e-07 au
tp 2456876.199813538705
(2014-Aug-06.69981354)
0.00012786 TDB
node 341.351589959908 4.8486e-05 deg
peri 57.78395620963359 5.9837e-05 deg
i 5.84520400817615 5.7712e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      6936 days (18.99 yr)  
   first obs. used      2002-08-08  
   last obs. used      2021-08-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51407  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 22:38:53  

Additional Information
 Jupiter MOID = 2.68081 au 
 T_jup = 3.499 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.059458445781357E-15 -4.980667975213089E-15 -5.305210895683978E-13 -1.606137571159911E-16 -1.507253782087205E-13 -4.707336290787E-15
q -4.980667975213089E-15 1.221013571197701E-14 1.665330739689561E-12 -2.781595592293123E-16 4.744648175851383E-13 1.151227636625849E-14
tp -5.305210895683978E-13 1.665330739689561E-12 1.634826622397509E-8 2.718617745868449E-11 4.502150302784437E-9 -3.449585645342179E-12
node -1.606137571159911E-16 -2.781595592293123E-16 2.718617745868449E-11 2.35088303224751E-9 -2.330967531343577E-9 -9.420964211299575E-12
peri -1.507253782087205E-13 4.744648175851383E-13 4.502150302784437E-9 -2.330967531343577E-9 3.580505571314223E-9 8.451398466215278E-12
i -4.707336290787E-15 1.151227636625849E-14 -3.449585645342179E-12 -9.420964211299575E-12 8.451398466215278E-12 3.330657290040082E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.56   n/a MPO638406  

258891 (2002 QR66)          Discovered 2002-Aug-29 by NEAT at Palomar
Reference: 20110119/Numbers.arcLast Updated: 2011-01-25

Alternate Designations
 2002 QR66 = 2006 SA303 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Sep-26 22:45 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin