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 ]  
226778 (2004 RL142)
Classification: Main-belt Asteroid          SPK-ID: 2226778
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07810175896807052 5.5415e-08  
a 2.987214311293615 3.6095e-08 au
q 2.75390761916699 1.7036e-07 au
i 8.533652272099253 8.201e-06 deg
node 349.6844582859665 3.7289e-05 deg
peri 103.8014930730363 6.2798e-05 deg
M 281.2099245020978 5.3641e-05 deg
tp 2459413.230928610058
(2021-Jul-17.73092861)
0.0002835 TDB
period 1885.810279539294
5.16
3.418e-05
9.358e-08
d
yr
n .1908993730206776 3.46e-09 deg/d
Q 3.220521003420239 3.8914e-08 au
  Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      7282 days (19.94 yr)  
   first obs. used      1999-10-11  
   last obs. used      2019-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61311  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:09:44  

Additional Information
 Earth MOID = 1.78644 au 
 Jupiter MOID = 1.91608 au 
 T_jup = 3.236 
[ 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 15.8   n/a MPO418210  

226778 (2004 RL142)          Discovered 2004-Sep-08 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2004 RL142 = 1999 TP181 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-15 18:14 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin