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 ]  
393902 (2005 TH174)
Classification: Main-belt Asteroid          SPK-ID: 2393902
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1356325479690681 8.0349e-08  
a 3.087831109172412 4.472e-08 au
q 2.669020708137205 2.4255e-07 au
i 10.7604242359606 8.662e-06 deg
node 220.3333615654098 2.7658e-05 deg
peri 152.5036536056527 3.6688e-05 deg
M 263.2597525047624 2.8268e-05 deg
tp 2459533.078251733127
(2021-Nov-14.57825173)
0.00016313 TDB
period 1981.88629436124
5.43
4.3055e-05
1.179e-07
d
yr
n .181645133237085 3.9461e-09 deg/d
Q 3.50664151020762 5.0786e-08 au
  Orbit Determination Parameters
   # obs. used (total)      190  
   data-arc span      4965 days (13.59 yr)  
   first obs. used      2005-09-26  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50499  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:53:00  

Additional Information
 Earth MOID = 1.67582 au 
 Jupiter MOID = 1.98147 au 
 T_jup = 3.185 
[ 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 MPO397437  

393902 (2005 TH174)          Discovered 2005-Sep-26 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-05-15

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-02 00:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin