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 ]  
66694 (1999 TF72)
Classification: Main-belt Asteroid          SPK-ID: 2066694
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08956036798097942 5.4784e-08  
a 2.759176280351029 1.7668e-08 au
q 2.512063437358401 1.5626e-07 au
i 1.813428086225912 6.1724e-06 deg
node 191.0347809838954 0.00012767 deg
peri 146.9916743639537 0.00013012 deg
M 265.4311304891949 2.6141e-05 deg
tp 2459640.257540892848
(2022-Mar-01.75754089)
0.00012231 TDB
period 1674.046814140429
4.58
1.608e-05
4.402e-08
d
yr
n .215047749536711 2.0656e-09 deg/d
Q 3.006289123343657 1.9251e-08 au
  Orbit Determination Parameters
   # obs. used (total)      539  
   data-arc span      9411 days (25.77 yr)  
   first obs. used      1994-08-10  
   last obs. used      2020-05-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56978  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:24:15  

Additional Information
 Earth MOID = 1.50118 au 
 Jupiter MOID = 2.30576 au 
 T_jup = 3.336 
[ 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 15.76   n/a E2021B10  

66694 (1999 TF72)          Discovered 1999-Oct-09 by Spacewatch at Kitt Peak
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 TF72 = 1994 PR17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-19 20:01 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin