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 ]  
35212 (1994 RP18)
Classification: Main-belt Asteroid          SPK-ID: 2035212
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08048027457818063 3.3756e-08  
a 2.949786332541536 1.7344e-08 au
q 2.712386718551628 9.9171e-08 au
i 1.666243192309087 3.9794e-06 deg
node 174.514712339469 0.00013231 deg
peri 98.82664425764604 0.00013509 deg
M 9.983832305796142 2.5551e-05 deg
tp 2458549.180898699911
(2019-Mar-06.68089870)
0.00013141 TDB
period 1850.47944538354
5.07
1.632e-05
4.468e-08
d
yr
n .1945441765906157 1.7158e-09 deg/d
Q 3.187185946531443 1.874e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1080  
   data-arc span      10486 days (28.71 yr)  
   first obs. used      1990-12-18  
   last obs. used      2019-09-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56513  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:55:23  

Additional Information
 Earth MOID = 1.69624 au 
 Jupiter MOID = 1.88565 au 
 T_jup = 3.264 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.7   n/a MPO395338  

35212 (1994 RP18)          Discovered 1994-Sep-03 by Elst, E. W. at La Silla
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 RP18 = 2000 WE140 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Oct-21 21:21 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin