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 ]  
227190 (2005 QA68)
Classification: Main-belt Asteroid          SPK-ID: 2227190
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2575797982549617 3.8669e-08  
a 2.26385516210716 1.1036e-08 au
q 1.680731806173144 8.9497e-08 au
i 4.496633612901014 7.1492e-06 deg
node 49.56903226086081 5.5051e-05 deg
peri 239.93026347 5.7592e-05 deg
M 201.3536028907525 1.555e-05 deg
tp 2459748.775824457312
(2022-Jun-18.27582446)
5.6095e-05 TDB
period 1244.146103543167
3.41
9.0978e-06
2.491e-08
d
yr
n .2893550837596698 2.1159e-09 deg/d
Q 2.846978518041175 1.3879e-08 au
  Orbit Determination Parameters
   # obs. used (total)      309  
   data-arc span      9216 days (25.23 yr)  
   first obs. used      1995-10-26  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57994  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:38:47  

Additional Information
 Earth MOID = .668297 au 
 Jupiter MOID = 2.35108 au 
 T_jup = 3.569 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO437076  

227190 (2005 QA68)          Discovered 2005-Aug-28 by Siding Spring Survey at Siding Spring
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-22 01:03 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin