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 ]  
59671 (1999 JW99)
Classification: Main-belt Asteroid          SPK-ID: 2059671
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2859266535889095 3.9161e-08  
a 2.633413392454569 1.4532e-08 au
q 1.880450313633817 1.0251e-07 au
i 14.21656457225369 5.7029e-06 deg
node 186.1498400764628 2.0474e-05 deg
peri 157.9318474729945 2.3978e-05 deg
M 261.5826831975236 1.5566e-05 deg
tp 2459427.222955604237
(2021-Jul-31.72295560)
6.9981e-05 TDB
period 1560.906850629156
4.27
1.2921e-05
3.538e-08
d
yr
n .2306351592056211 1.9091e-09 deg/d
Q 3.386376471275322 1.8688e-08 au
  Orbit Determination Parameters
   # obs. used (total)      640  
   data-arc span      10454 days (28.62 yr)  
   first obs. used      1991-09-13  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5522  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 11:48:26  

Additional Information
 Earth MOID = .881612 au 
 Jupiter MOID = 2.09652 au 
 T_jup = 3.298 
[ 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 15.1   n/a MPO333328  

59671 (1999 JW99)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JW99 = 1991 RC14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-05 23:40 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin