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 ]  
305544 (2008 QS47)
Classification: Jupiter Trojan          SPK-ID: 2305544
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1409232427298845 8.4111e-08  
a 5.142697042140877 2.4884e-07 au
q 4.417971498584999 5.9774e-07 au
i 15.26531638043629 1.4553e-05 deg
node 299.5653204983704 3.0465e-05 deg
peri 115.6669373975508 6.2279e-05 deg
M 301.3238349579187 5.7796e-05 deg
tp 2459694.795033380698
(2022-Apr-25.29503338)
0.00071007 TDB
period 4259.757123489499
11.66
0.00030917
8.465e-07
d
yr
n .0845118605506541 6.1338e-09 deg/d
Q 5.867422585696755 2.839e-07 au
  Orbit Determination Parameters
   # obs. used (total)      163  
   data-arc span      6717 days (18.39 yr)  
   first obs. used      2002-03-10  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51705  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 19:50:59  

Additional Information
 Earth MOID = 3.46557 au 
 Jupiter MOID = .24323 au 
 T_jup = 2.911 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456885.5 (2014-Aug-16.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .140488743266901 8.4172e-08  
q 4.420849771346964 5.9761e-07 au
tp 2455437.994880832434
(2010-Aug-29.49488083)
0.0006065 TDB
node 299.5925242126769 3.0494e-05 deg
peri 115.7466344143415 6.2384e-05 deg
i 15.25160753212166 1.4544e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      163  
   data-arc span      6717 days (18.39 yr)  
   first obs. used      2002-03-10  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51705  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 19:50:59  

Additional Information
 Jupiter MOID = .24323 au 
 T_jup = 2.911 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.084987642930559E-15 -4.849001038625403E-14 5.203575913213835E-12 -3.71497460821551E-15 -1.951689566031162E-13 -4.191991905696115E-15
q -4.849001038625403E-14 3.571364609579231E-13 -1.375883449000806E-11 4.820735580472863E-14 4.284132869511139E-12 4.079588956694706E-14
tp 5.203575913213835E-12 -1.375883449000806E-11 3.678362227186218E-7 1.067986836108837E-10 3.257658195192744E-8 -7.609460887504219E-11
node -3.71497460821551E-15 4.820735580472863E-14 1.067986836108837E-10 9.298976922368634E-10 -8.86173166896429E-10 1.993994973377081E-10
peri -1.951689566031162E-13 4.284132869511139E-12 3.257658195192744E-8 -8.86173166896429E-10 3.891807952545788E-9 -1.980608861774323E-10
i -4.191991905696115E-15 4.079588956694706E-14 -7.609460887504219E-11 1.993994973377081E-10 -1.980608861774323E-10 2.115247501397146E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.1   n/a MPO476361  

305544 (2008 QS47)          Discovered 2007-Jun-26 by Spacewatch at Kitt Peak
Reference: 20111210/MPCPages.arcLast Updated: 2011-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-29 09:29 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin