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 ]  
148112 (1999 RA216)
Classification: TransNeptunian Object          SPK-ID: 2148112
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04318991980125692 0.00013778  
a 44.03684547339778 0.014685 au
q 42.13489764910139 0.011057 au
i .7954178379276755 0.00030278 deg
node 192.0924962931242 0.0046049 deg
peri 89.76468720629934 0.31151 deg
M 91.68918107146348 0.32332 deg
tp 2431814.937605328101
(1945-Dec-25.43760533)
82.292 TDB
period 106738.9014463326
292.24
53.39
0.1462
d
yr
n .003372715993156487 1.687e-06 deg/d
Q 45.93879329769418 0.015319 au
  Orbit Determination Parameters
   # obs. used (total)      36  
   data-arc span      5528 days (15.13 yr)  
   first obs. used      1999-09-08  
   last obs. used      2014-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .23678  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:47:53  

Additional Information
 Earth MOID = 41.1185 au 
 Jupiter MOID = 36.9106 au 
 T_jup = 5.930 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 7.1   n/a MPO366838  

148112 (1999 RA216)          Discovered 1999-Sep-08 by Trujillo, C. A., Jewitt, D. C., Luu, J. X. at Mauna Kea
Reference: 20070202/Numbers.arcLast Updated: 2007-02-06
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-13 12:00 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin