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 2456400.5 (2013-Apr-18.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2388499706864517 9.027e-08  
a 2.210386751621683 1.7529e-08 AU
q 1.682435940791123 1.932e-07 AU
i 2.850741287508634 8.3165e-06 deg
node 270.6604294928753 0.00014275 deg
peri 95.53345445633359 0.00014446 deg
M 196.7701179606607 2.9249e-05 deg
tp 2456944.749446718503
(2014-Oct-14.24944672)		 0.00010274 JED
period 1200.330468727784
3.29		 1.4278e-05
3.909e-08		 d
yr
n .2999174055637859 3.5676e-09 deg/d
Q 2.738337562452243 2.1716e-08 AU
   Orbit Determination Parameters
   # obs. used (total)      387  
   data-arc span      7890 days (21.60 yr)  
   first obs. used      1991-09-12  
   last obs. used      2013-04-19  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   condition code      0  
   fit RMS      .55475  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Apr-29 17:42:59  

Additional Information
 Earth MOID = .683405 AU 
 T_jup = 3.618 
[ 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 16.3 mag n/a MPC47683  

85193 (1991 RD19)          Discovered 1991-Sep-14 by Holt, H. E. at Palomar (675)
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 2013-May-22 22:55 UT
(server date/time)   		NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster:   Alan B. Chamberlin