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 ]  
85193 (1991 RD19)
Classification: Main-belt Asteroid          SPK-ID: 2085193
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2384337638562805 5.8254e-08  
a 2.211650900449469 9.3117e-09 au
q 1.68431865191917 1.3148e-07 au
i 2.848747014273374 4.3132e-06 deg
node 270.6114179040474 0.00011863 deg
peri 95.69805803409498 0.00011926 deg
M 136.4646617578262 9.768e-06 deg
tp 2456945.102131041533
(2014-Oct-14.60213104)
3.2471e-05 JED
period 1201.360342767611
3.29
7.5871e-06
2.077e-08
d
yr
n .2996602993991435 1.8925e-09 deg/d
Q 2.738983148979768 1.1532e-08 au
  Orbit Determination Parameters
   # obs. used (total)      677  
   data-arc span      8829 days (24.17 yr)  
   first obs. used      1991-09-12  
   last obs. used      2015-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50229  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Nov-30 18:40:46  

Additional Information
 Earth MOID = .68405 au 
 Jupiter MOID = 2.72777 au 
 T_jup = 3.617 
[ 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 16.0 mag n/a MPO314009  

85193 (1991 RD19)          Discovered 1991-Sep-14 by Holt, H. E. at Palomar
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1991 RD19 = 2001 SV109 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-09 03:24 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin