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 ]  
86204 (1999 TQ2)
Classification: Main-belt Asteroid          SPK-ID: 2086204
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2996389209275784 4.9542e-08  
a 3.047703440424979 1.8905e-08 au
q 2.13449287022877 1.5216e-07 au
i 21.43933286719528 6.2864e-06 deg
node 140.3528151768101 1.548e-05 deg
peri 261.5486926465786 1.801e-05 deg
M 308.4954239693748 1.0797e-05 deg
tp 2459278.535851954281
(2021-Mar-05.03585195)
5.9376e-05 TDB
period 1943.378907614438
5.32
1.8082e-05
4.951e-08
d
yr
n .1852443692732633 1.7236e-09 deg/d
Q 3.960914010621189 2.4569e-08 au
  Orbit Determination Parameters
   # obs. used (total)      600  
   data-arc span      7630 days (20.89 yr)  
   first obs. used      1999-09-13  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56375  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:59:39  

Additional Information
 Earth MOID = 1.25766 au 
 Jupiter MOID = 2.09521 au 
 T_jup = 3.067 
[ 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 14.4   n/a MPO395771  

86204 (1999 TQ2)          Discovered 1999-Oct-02 by Juels, C. W. at Fountain Hills
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1999 TQ2 = 2001 DP29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-26 12:36 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin