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 ]  
8261 Ceciliejulie (1985 RD)
Classification: Main-belt Asteroid          SPK-ID: 2008261
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1794627477620545 5.1906e-08  
a 3.039289433166502 2.747e-08 AU
q 2.493850200246265 1.5916e-07 AU
i 1.379912618921163 5.8594e-06 deg
node 359.1253591241582 0.00021194 deg
peri 320.5190580802823 0.00021253 deg
M 211.9559623292536 1.7248e-05 deg
tp 2457796.375136968019
(2017-Feb-11.87513697)
9.8623e-05 JED
period 1935.33663237221
5.30
2.6238e-05
7.184e-08
d
yr
n .1860141507055211 2.5219e-09 deg/d
Q 3.58472866608674 3.24e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1186  
   data-arc span      23552 days (64.48 yr)  
   first obs. used      1949-11-25  
   last obs. used      2014-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49008  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:39:25  

Additional Information
 Earth MOID = 1.48192 AU 
 T_jup = 3.215 
[ 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 13.3 mag n/a MPO279602  

8261 Ceciliejulie           Discovered 1985 Sept. 11 at Brorfelde.
Cecilie Ida Cetti Hansen and Julie Liv Cetti Hansen are the twin daughters (b. 1992) of Danish astrophysicist Anja C. Andersen.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070402/MPCPages.arcLast Updated: 2007-07-05

[ show close-approach data ]
Alternate Designations
 1985 RD = 1990 OU3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Oct-30 15:57 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin