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 ]  
70316 (1999 RQ139)
Classification: Main-belt Asteroid          SPK-ID: 2070316
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2305361695705371 4.8353e-08  
a 2.421173793861892 8.3166e-09 au
q 1.863005661560406 1.1827e-07 au
i .3055675804749892 3.8981e-06 deg
node 70.31855594262554 0.0011479 deg
peri 297.1234483375306 0.001148 deg
M 212.8535081659818 9.8426e-06 deg
tp 2459762.951119299859
(2022-Jul-02.45111930)
3.8741e-05 TDB
period 1376.060009479194
3.77
7.0901e-06
1.941e-08
d
yr
n .2616164974783704 1.348e-09 deg/d
Q 2.979341926163378 1.0234e-08 au
  Orbit Determination Parameters
   # obs. used (total)      494  
   data-arc span      8449 days (23.13 yr)  
   first obs. used      1997-02-02  
   last obs. used      2020-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54522  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:48:56  

Additional Information
 Earth MOID = .860355 au 
 Jupiter MOID = 2.48388 au 
 T_jup = 3.477 
[ 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 16.75   n/a E2021B10  

70316 (1999 RQ139)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RQ139 = 2001 DU1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-15 08:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin