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 ]  
145451 (2005 RM43)
Classification: TransNeptunian Object          SPK-ID: 2145451
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6085353073892551 3.7224e-05  
a 89.60916364110437 0.0091894 au
q 35.07882369987086 0.00026632 au
i 28.81913242694899 5.2855e-05 deg
node 84.60744575662429 5.0404e-05 deg
peri 318.0981811982047 0.00083707 deg
M 6.191664997210263 0.0010166 deg
tp 2453271.668197120697
(2004-Sep-23.16819712)
0.13903 TDB
period 309832.5652148332
848.28
47.66
0.1305
d
yr
n .001161917888619556 1.7873e-07 deg/d
Q 144.1395035823379 0.014782 au
  Orbit Determination Parameters
   # obs. used (total)      324  
   data-arc span      15367 days (42.07 yr)  
   first obs. used      1976-11-17  
   last obs. used      2018-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .34548  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:29:10  

Additional Information
 Earth MOID = 34.142 au 
 Jupiter MOID = 30.3375 au 
 T_jup = 5.828 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 4.4   n/a MPO432911  
rotation period rot_per 6.71 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Thirouin, A.; Ortiz, J.L.; Duffard, R.; Santos-Sanz, P.; et al. (2010) Astron. Astrophys. 522, A93.]

145451 (2005 RM43)          Discovered 2005-Sep-09 by Becker, A. C., Puckett, A. W., Kubica, J. at Apache Point
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin