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
JPL Small-Body Database Browser
Search: [ help ]  
154854 (2004 RT65)
Classification: Main-belt Asteroid          SPK-ID: 2154854
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08542840996184281 6.4891e-08  
a 3.167880443509719 3.2138e-08 au
q 2.897253454271466 2.1622e-07 au
i 7.995859425104919 7.012e-06 deg
node 357.2371764703116 3.3189e-05 deg
peri 10.25532767060585 4.4042e-05 deg
M 279.1421747270457 3.1315e-05 deg
tp 2459463.063283206842
(2021-Sep-05.56328321)
0.00018343 TDB
period 2059.451653471098
5.64
3.134e-05
8.58e-08
d
yr
n .1748038121668158 2.6601e-09 deg/d
Q 3.438507432747972 3.4884e-08 au
  Orbit Determination Parameters
   # obs. used (total)      466  
   data-arc span      7481 days (20.48 yr)  
   first obs. used      1999-12-07  
   last obs. used      2020-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54008  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 02:59:14  

Additional Information
 Earth MOID = 1.89603 au 
 Jupiter MOID = 2.01636 au 
 T_jup = 3.182 
[ 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 14.8   n/a MPO436784  
diameter diameter 6.678 km 0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

154854 (2004 RT65)          Discovered 2004-Sep-08 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-02 06:54 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin