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 ]  
117279 (2004 TM121)
Classification: Main-belt Asteroid          SPK-ID: 2117279
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06419963177406728 3.1903e-08  
a 2.310378184319011 1.0919e-08 au
q 2.162052755626892 7.7719e-08 au
i 3.033671943266662 3.3071e-06 deg
node 219.4229199013394 8.1872e-05 deg
peri 2.751305355697006 8.8658e-05 deg
M 318.4903854325867 3.4735e-05 deg
tp 2459148.400362878183
(2020-Oct-25.90036288)
0.00012396 TDB
period 1282.693929852694
3.51
9.0931e-06
2.49e-08
d
yr
n .2806593152283357 1.9896e-09 deg/d
Q 2.458703613011129 1.162e-08 au
  Orbit Determination Parameters
   # obs. used (total)      531  
   data-arc span      10280 days (28.15 yr)  
   first obs. used      1992-02-29  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54383  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:11:13  

Additional Information
 Earth MOID = 1.15319 au 
 Jupiter MOID = 2.51131 au 
 T_jup = 3.580 
[ 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 16.5   n/a MPO453643  

117279 (2004 TM121)          Discovered 2004-Oct-07 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2004 TM121 = 2001 XE149 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-05 21:25 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin