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 ]  
312023 (2007 RT75)
Classification: Jupiter Trojan          SPK-ID: 2312023
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02757727763843665 9.5927e-08  
a 5.369077225402057 2.1969e-07 au
q 5.221012692094937 6.6937e-07 au
i 4.351785152152984 9.2291e-06 deg
node 154.7352576419701 8.4349e-05 deg
peri 240.4348774271303 0.00019126 deg
M 323.0835499019329 0.0001783 deg
tp 2459466.477915688826
(2021-Sep-08.97791569)
0.002263 TDB
period 4544.100237220824
12.44
0.0002789
7.636e-07
d
yr
n .07922360449957334 4.8624e-09 deg/d
Q 5.517141758709177 2.2575e-07 au
  Orbit Determination Parameters
   # obs. used (total)      188  
   data-arc span      8769 days (24.01 yr)  
   first obs. used      1995-09-22  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67527  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 08:08:58  

Additional Information
 Earth MOID = 4.22946 au 
 Jupiter MOID = .030259 au 
 T_jup = 2.994 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457194.5 (2015-Jun-21.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02683087296505024 9.4176e-08  
q 5.219493547001247 6.5877e-07 au
tp 2454953.367178004409
(2009-May-01.86717800)
0.0022635 TDB
node 154.7628985675897 8.4391e-05 deg
peri 242.2956942725955 0.00019928 deg
i 4.35191705827349 9.2298e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      188  
   data-arc span      8769 days (24.01 yr)  
   first obs. used      1995-09-22  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67527  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 08:08:58  

Additional Information
 Jupiter MOID = .030259 au 
 T_jup = 2.994 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.869051042276196E-15 -5.997526450151046E-14 -1.238067215509387E-10 -1.114484743842582E-14 -1.017133426814655E-11 6.785528609443575E-16
q -5.997526450151046E-14 4.339755194152999E-13 8.301196747359406E-10 8.300802525574651E-14 6.967060832369779E-11 -1.100937673302322E-16
tp -1.238067215509387E-10 8.301196747359406E-10 5.123385368996771E-6 2.618720511039398E-10 4.081444571003118E-7 1.680776637157987E-11
node -1.114484743842582E-14 8.300802525574651E-14 2.618720511039398E-10 7.121776250166039E-9 -7.079582533988736E-9 1.554472383932471E-10
peri -1.017133426814655E-11 6.967060832369779E-11 4.081444571003118E-7 -7.079582533988736E-9 3.971116411336883E-8 -1.534835418660879E-10
i 6.785528609443575E-16 -1.100937673302322E-16 1.680776637157987E-11 1.554472383932471E-10 -1.534835418660879E-10 8.518975089538793E-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 13.7   n/a MPO494654  

312023 (2007 RT75)          Discovered 2007-Sep-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-26 22:37 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin