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 ]  
243126 (2007 RU245)
Classification: Main-belt Asteroid          SPK-ID: 2243126
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1101397589251964 5.8811e-08  
a 3.099441056873016 3.726e-08 au
q 2.758069366066167 1.8462e-07 au
i 17.12589421052071 8.1524e-06 deg
node 158.8843672641353 1.665e-05 deg
peri 236.6107614949864 3.8438e-05 deg
M 120.4163676776765 3.1956e-05 deg
tp 2458533.836740645868
(2019-Feb-19.33674065)
0.00017814 TDB
period 1993.074346918537
5.46
3.594e-05
9.84e-08
d
yr
n .1806254746876807 3.2571e-09 deg/d
Q 3.440812747679866 4.1364e-08 au
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      7552 days (20.68 yr)  
   first obs. used      2000-05-10  
   last obs. used      2021-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61892  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 13:37:19  

Additional Information
 Earth MOID = 1.79836 au 
 Jupiter MOID = 2.09926 au 
 T_jup = 3.145 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457049.5 (2015-Jan-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1065732527173669 5.7871e-08  
q 2.774111830180626 1.8089e-07 au
tp 2456542.448686408014
(2013-Sep-06.94868641)
0.00019547 TDB
node 158.9182144159517 1.6649e-05 deg
peri 237.3129120505306 3.9666e-05 deg
i 17.1128662859985 8.1469e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      7552 days (20.68 yr)  
   first obs. used      2000-05-10  
   last obs. used      2021-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61892  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 13:37:19  

Additional Information
 Jupiter MOID = 2.09926 au 
 T_jup = 3.145 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.349082611542526E-15 -1.0282651953476E-14 -5.413745283356625E-12 2.173974797382286E-14 -1.054588026560582E-12 1.560526964547136E-15
q -1.0282651953476E-14 3.272067833987343E-14 1.435703264062468E-11 -6.921093233334482E-14 2.885867129365783E-12 -2.458650397543313E-15
tp -5.413745283356625E-12 1.435703264062468E-11 3.820778035083685E-8 -7.165778403261925E-11 7.044763553350268E-9 -1.037277629181793E-11
node 2.173974797382286E-14 -6.921093233334482E-14 -7.165778403261925E-11 2.771919864204592E-10 -2.781181556524386E-10 1.432334871119734E-11
peri -1.054588026560582E-12 2.885867129365783E-12 7.044763553350268E-9 -2.781181556524386E-10 1.573396039042168E-9 -1.541222579391088E-11
i 1.560526964547136E-15 -2.458650397543313E-15 -1.037277629181793E-11 1.432334871119734E-11 -1.541222579391088E-11 6.637121416817376E-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 15.4   n/a MPO454783  
diameter diameter 5.090 km 0.410 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243126 (2007 RU245)          Discovered 2007-Sep-12 by CSS at Catalina
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2177-Jun-15 09:13 00:06 David 0.0439093695799404 0.0438525052377064 0.0439662914736686 5.20062819379375 5.20062812763763 2516358.884240086 6.14127709503261 3784.18842187801 64.5881394171318 -41.4776545955824 67335.6460673528 T 17 CATAB v2.0f-lin.ifort 2021-Feb-24 13:37:20 2021-Feb-24 13:37
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Mar-01 23:05 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin