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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
394496 (2007 TZ172)
Classification: Main-belt Asteroid          SPK-ID: 2394496
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1896278300555273 6.4001e-08  
a 2.614088259678328 2.9377e-08 au
q 2.118384375421897 1.6932e-07 au
i 8.425733362790584 7.2952e-06 deg
node 54.03448180139415 4.2893e-05 deg
peri 351.9518868950431 4.7735e-05 deg
M 346.7578242658342 2.8784e-05 deg
tp 2459057.285263194101
(2020-Jul-26.78526319)
0.00012421 TDB
period 1543.756491399879
4.23
2.6023e-05
7.125e-08
d
yr
n .2331973999821383 3.931e-09 deg/d
Q 3.109792143934759 3.4948e-08 au
  Orbit Determination Parameters
   # obs. used (total)      229  
   data-arc span      5707 days (15.62 yr)  
   first obs. used      2003-11-20  
   last obs. used      2019-07-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .601  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:11:01  

Additional Information
 Earth MOID = 1.12851 au 
 Jupiter MOID = 2.287 au 
 T_jup = 3.367 
[ 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 16.2   n/a MPO446669  

394496 (2007 TZ172)          Discovered 2007-Oct-02 by Astronomical Research Observatory at Charleston
Reference: Last Updated: 2014-05-15

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1925-Apr-20 23:05 00:26 Cybel 0.0470813120674232 0.0470249149902648 0.0471377217276064 3.85490349769668 3.85490346418054 2424261.461477474 25.7483350220658 3061.75477845003 76.661979697611 -23.354271765423 36461.1846094525 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 07:11:03 2019-Sep-24 07:11
1932-Dec-29 10:33 00:11 Hebe 0.0475952375571653 0.047529350322843 0.047661125279868 4.7345891042176 4.73458907663014 2427070.939670031 10.8827787216375 3292.78979866372 47.1001168338811 -4.1783557971469 11216.6845341401 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 07:11:03 2019-Sep-24 07:11
1937-Nov-21 23:46 00:20 Cybel 0.0294702152175597 0.0294593883321633 0.0294811343061036 4.26574146399142 4.26574141560337 2428859.490618113 20.3030251238504 2679.11968654553 75.275302094728 -78.4379190827644 57354.1854105599 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 07:11:03 2019-Sep-24 07:11
1950-Jul-21 09:27 00:14 Cybel 0.0359660172298433 0.0359305361622594 0.0360015214902431 4.50342005004008 4.50342001248392 2433483.893707144 13.67346695048 2281.8560664916 75.2305185231884 -39.1876269524146 45208.63456229 T 11 CATAB v2.0f-lin.ifort 2019-Sep-24 07:11:03 2019-Sep-24 07:11

Alternate Designations
 2007 TZ172 = 2003 WD124 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jun-01 23:53 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin