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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
312717 (2010 RQ40)
Classification: Main-belt Asteroid          SPK-ID: 2312717
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1503122594592127 5.3411e-08  
a 2.682441986734378 2.9801e-08 au
q 2.279238070840074 1.4204e-07 au
i 10.93688558128063 5.792e-06 deg
node 278.7636922777817 3.1418e-05 deg
peri 239.0664021875139 3.7597e-05 deg
M 197.3732334032906 2.3572e-05 deg
tp 2459325.408948328477
(2021-Apr-20.90894833)
0.00011181 TDB
period 1604.700301552524
4.39
2.6741e-05
7.321e-08
d
yr
n .2243409561596675 3.7385e-09 deg/d
Q 3.085645902628682 3.428e-08 au
  Orbit Determination Parameters
   # obs. used (total)      236  
   data-arc span      6126 days (16.77 yr)  
   first obs. used      2003-01-27  
   last obs. used      2019-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55131  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 21:33:07  

Additional Information
 Earth MOID = 1.31211 au 
 Jupiter MOID = 2.04181 au 
 T_jup = 3.334 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457434.5 (2016-Feb-16.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1498578703517519 5.3655e-08  
q 2.280706313772856 1.4264e-07 au
tp 2457722.068999402039
(2016-Nov-29.56899940)
9.8272e-05 TDB
node 278.8226197657419 3.1435e-05 deg
peri 239.3797702146396 3.7603e-05 deg
i 10.93284470892023 5.7904e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      236  
   data-arc span      6126 days (16.77 yr)  
   first obs. used      2003-01-27  
   last obs. used      2019-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55131  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 21:33:07  

Additional Information
 Jupiter MOID = 2.04181 au 
 T_jup = 3.334 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.878822852079594E-15 -7.533676537077914E-15 6.919170243347579E-13 -4.637888341499181E-15 1.689811334672611E-13 4.703182273778356E-17
q -7.533676537077914E-15 2.034531383773416E-14 -8.646174625840534E-13 1.423724382257267E-14 -2.687209166976291E-13 2.318562762263973E-15
tp 6.919170243347579E-13 -8.646174625840534E-13 9.657350844333062E-9 -1.70104147075622E-11 2.067930101984237E-9 2.628527284567456E-12
node -4.637888341499181E-15 1.423724382257267E-14 -1.70104147075622E-11 9.881316046622549E-10 -9.735308736019152E-10 2.322449932418593E-12
peri 1.689811334672611E-13 -2.687209166976291E-13 2.067930101984237E-9 -9.735308736019152E-10 1.413969753974183E-9 -1.834703255419288E-12
i 4.703182273778356E-17 2.318562762263973E-15 2.628527284567456E-12 2.322449932418593E-12 -1.834703255419288E-12 3.352816994944188E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO455305  

312717 (2010 RQ40)          Discovered 2005-May-16 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2010 RQ40 = 2008 ES99 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-27 09:56 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin