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 ]  
23019 Thomgregory (1999 VQ201)
Classification: Main-belt Asteroid          SPK-ID: 2023019
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05302011214755738 5.2925e-08  
a 2.704550665028087 1.793e-08 au
q 2.561155085459547 1.4797e-07 au
i 5.817770202954636 6.1773e-06 deg
node 355.9882446049292 4.4867e-05 deg
peri 22.7441343863668 6.7725e-05 deg
M 250.1529029130894 5.2864e-05 deg
tp 2459496.209443931079
(2021-Oct-08.70944393)
0.00024074 TDB
period 1624.580025760672
4.45
1.6156e-05
4.423e-08
d
yr
n .2215957319993752 2.2037e-09 deg/d
Q 2.847946244596627 1.8881e-08 au
  Orbit Determination Parameters
   # obs. used (total)      628  
   data-arc span      9950 days (27.24 yr)  
   first obs. used      1992-01-27  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53878  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 00:16:26  

Additional Information
 Earth MOID = 1.5631 au 
 Jupiter MOID = 2.39426 au 
 T_jup = 3.356 
[ 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 15.2   n/a MPO279754  

23019 Thomgregory           Discovered 1999 Nov. 3 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Thomas Gregory mentored a finalist in the 2007 Intel Science Talent Search (STS), a science competition for high school seniors. He teaches at the J. M. Atherton High School, Louisville, Kentucky.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070303/MPCPages.arcLast Updated: 2010-04-12

[ show close-approach data ]
Alternate Designations
 1999 VQ201 = 1997 GC9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-01 09:07 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin