Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
26834 (1990 RM9)
Classification: Main-belt Asteroid          SPK-ID: 2026834
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2649965158796311 5.7606e-08  
a 2.404484515448365 1.9348e-08 au
q 1.767304496368025 1.3709e-07 au
i 5.370293689453129 6.4849e-06 deg
node 244.7317321868291 6.1314e-05 deg
peri 106.2784378409947 6.2747e-05 deg
M 278.2967143130304 1.9551e-05 deg
tp 2457709.578236057240
(2016-Nov-17.07823606)
7.6916e-05 JED
period 1361.856674980111
3.73
1.6438e-05
4.5e-08
d
yr
n .2643449979824474 3.1907e-09 deg/d
Q 3.041664534528705 2.4476e-08 au
  Orbit Determination Parameters
   # obs. used (total)      778  
   data-arc span      9027 days (24.71 yr)  
   first obs. used      1990-08-18  
   last obs. used      2015-05-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58659  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:53:59  

Additional Information
 Earth MOID = .769227 au 
 Jupiter MOID = 2.42688 au 
 T_jup = 3.469 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6 mag n/a MPO337485  

26834 (1990 RM9)          Discovered 1990-Sep-14 by Holt, H. E. at Palomar
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 RM9 = 1996 EY11 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-11 21:11 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin