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 ]  
74747 (1999 RB193)
Classification: Main-belt Asteroid          SPK-ID: 2074747
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1460304785955368 3.2377e-08  
a 2.325768150918908 1.0002e-08 au
q 1.986135114737964 7.4523e-08 au
i 4.606240551533094 5.3268e-06 deg
node 39.54513453548692 4.6751e-05 deg
peri 264.502606488674 5.0762e-05 deg
M 223.266204931977 2.1454e-05 deg
tp 2459092.563807144898
(2020-Aug-31.06380714)
7.8426e-05 TDB
period 1295.531733643736
3.55
8.3575e-06
2.288e-08
d
yr
n .27787817978606 1.7926e-09 deg/d
Q 2.665401187099853 1.1463e-08 au
  Orbit Determination Parameters
   # obs. used (total)      917  
   data-arc span      10282 days (28.15 yr)  
   first obs. used      1991-03-14  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59291  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:41:56  

Additional Information
 Earth MOID = .976729 au 
 Jupiter MOID = 2.55573 au 
 T_jup = 3.556 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO379110  

74747 (1999 RB193)          Discovered 1999-Sep-13 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-13 06:16 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin