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 ]  
212499 (2006 QA168)
Classification: Main-belt Asteroid          SPK-ID: 2212499
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1036734224066859 5.1945e-08  
a 2.781723132618084 2.9263e-08 au
q 2.49333237527172 1.5695e-07 au
i 4.423782855503247 5.26e-06 deg
node 101.8621129226984 5.8214e-05 deg
peri 276.1101399404955 6.4201e-05 deg
M 318.6611742938551 3.058e-05 deg
tp 2459195.091970051124
(2020-Dec-11.59197005)
0.00014569 TDB
period 1694.608108038041
4.64
2.674e-05
7.321e-08
d
yr
n .2124384973094432 3.3522e-09 deg/d
Q 3.070113889964448 3.2297e-08 au
  Orbit Determination Parameters
   # obs. used (total)      300  
   data-arc span      8903 days (24.38 yr)  
   first obs. used      1995-04-05  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60071  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:03:10  

Additional Information
 Earth MOID = 1.49999 au 
 Jupiter MOID = 2.39376 au 
 T_jup = 3.321 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457342.5 (2015-Nov-16.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1067274718794103 5.2207e-08  
q 2.484470676752284 1.5798e-07 au
tp 2457499.100861235819
(2016-Apr-20.60086124)
0.00012776 TDB
node 101.9168565949053 5.8337e-05 deg
peri 275.8888245587854 6.393e-05 deg
i 4.420509202381174 5.2557e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      300  
   data-arc span      8903 days (24.38 yr)  
   first obs. used      1995-04-05  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60071  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:03:10  

Additional Information
 Jupiter MOID = 2.39376 au 
 T_jup = 3.321 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.725520630069299E-15 -8.155261236122119E-15 -1.218234581790436E-12 1.309274076991092E-14 -1.250592896247917E-13 -2.076481265822058E-16
q -8.155261236122119E-15 2.495676339471273E-14 4.817086566722953E-12 -4.065280762452531E-14 6.030678931801832E-13 1.331985965587748E-15
tp -1.218234581790436E-12 4.817086566722953E-12 1.632213867761233E-8 -3.368273126617689E-11 3.347676988524773E-9 5.356788092871172E-12
node 1.309274076991092E-14 -4.065280762452531E-14 -3.368273126617689E-11 3.403175184365994E-9 -3.399032410737568E-9 -3.442619754259189E-11
peri -1.250592896247917E-13 6.030678931801832E-13 3.347676988524773E-9 -3.399032410737568E-9 4.087049851884654E-9 3.539949315082424E-11
i -2.076481265822058E-16 1.331985965587748E-15 5.356788092871172E-12 -3.442619754259189E-11 3.539949315082424E-11 2.762289129345815E-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 16.3   n/a MPO437020  

212499 (2006 QA168)          Discovered 2006-Aug-30 by LONEOS at Anderson Mesa
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

Alternate Designations
 2006 QA168 = 2008 CR89 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-06 07:29 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin