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 ]  
469788 (2005 QG181)
Classification: Main-belt Asteroid          SPK-ID: 2469788
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1862965260380356 1.1328e-07  
a 2.39976035564472 2.7754e-08 au
q 1.952693338064307 2.8813e-07 au
i 2.302940093297481 8.8297e-06 deg
node 104.3219503037129 0.00019453 deg
peri 255.2299539564019 0.00019688 deg
M 340.9195599361602 3.0379e-05 deg
tp 2459072.467451644849
(2020-Aug-10.96745164)
0.00011544 TDB
period 1357.845128595622
3.72
2.3556e-05
6.449e-08
d
yr
n .2651259649709368 4.5995e-09 deg/d
Q 2.846827373225131 3.2925e-08 au
  Orbit Determination Parameters
   # obs. used (total)      66  
   data-arc span      5948 days (16.28 yr)  
   first obs. used      2003-01-25  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47812  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:19:01  

Additional Information
 Earth MOID = .950738 au 
 Jupiter MOID = 2.60303 au 
 T_jup = 3.502 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457160.5 (2015-May-18.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1872564789189981 1.1292e-07  
q 1.949866289156943 2.8708e-07 au
tp 2457715.872029434558
(2016-Nov-23.37202943)
0.00010049 TDB
node 104.3359646351779 0.0001947 deg
peri 255.5296766319608 0.00019705 deg
i 2.30257239122959 8.8246e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      66  
   data-arc span      5948 days (16.28 yr)  
   first obs. used      2003-01-25  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47812  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:19:01  

Additional Information
 Jupiter MOID = 2.60303 au 
 T_jup = 3.502 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.275042617289502E-14 -3.236739996500386E-14 -5.862989833158792E-12 3.127638758653151E-13 -1.408397200699122E-12 -1.369692979496497E-14
q -3.236739996500386E-14 8.241716809846589E-14 1.527583854272938E-11 -7.969114811758869E-13 3.663852467710931E-12 3.540063032342574E-14
tp -5.862989833158792E-12 1.527583854272938E-11 1.00980006401873E-8 -2.3988925766678E-10 3.07264341852392E-9 1.017668328737534E-11
node 3.127638758653151E-13 -7.969114811758869E-13 -2.3988925766678E-10 3.790891276614784E-8 -3.793541368028219E-8 5.466453886323833E-10
peri -1.408397200699122E-12 3.663852467710931E-12 3.07264341852392E-9 -3.793541368028219E-8 3.882694622864703E-8 -5.439166668285383E-10
i -1.369692979496497E-14 3.540063032342574E-14 1.017668328737534E-11 5.466453886323833E-10 -5.439166668285383E-10 7.787440331490426E-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 17.9   n/a MPO472615  

469788 (2005 QG181)          Discovered 2005-Aug-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-08-22

Alternate Designations
 2005 QG181 = 2009 VC96 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-24 23:07 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin