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 ]  
249601 (1998 RY69)
Classification: Main-belt Asteroid          SPK-ID: 2249601
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2678206562181057 1.2511e-07  
a 2.517580588713653 6.4014e-09 au
q 1.843320503362397 3.153e-07 au
i 4.221994970509884 9.5861e-06 deg
node 18.19738088826967 4.8763e-05 deg
peri 345.7978886739878 5.0868e-05 deg
M 53.77301272786088 9.2452e-06 deg
tp 2458382.560792438852
(2018-Sep-21.06079244)
3.7404e-05 TDB
period 1459.06116733836
3.99
5.5649e-06
1.524e-08
d
yr
n .2467340013282082 9.4105e-10 deg/d
Q 3.191840674064907 8.1158e-09 au
  Orbit Determination Parameters
   # obs. used (total)      538  
   data-arc span      7416 days (20.30 yr)  
   first obs. used      1998-09-14  
   last obs. used      2019-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50645  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:50:01  

Additional Information
 Earth MOID = .840852 au 
 Jupiter MOID = 2.26319 au 
 T_jup = 3.404 
[ 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 17.1   n/a MPO454851  

249601 (1998 RY69)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

Alternate Designations
 1998 RY69 = 2002 RU50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-11 14:33 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin