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 ]  
129027 (2004 TJ345)
Classification: Main-belt Asteroid          SPK-ID: 2129027
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 .20663446446945 4.8817e-08  
a 3.126673105245389 2.8914e-08 au
q 2.480594682571976 1.5993e-07 au
i 15.37954553693718 4.9672e-06 deg
node 137.4323169792094 2.0226e-05 deg
peri 222.5755857977766 2.3086e-05 deg
M 325.0272945663079 1.1806e-05 deg
tp 2459196.677354206296
(2020-Dec-13.17735421)
6.7009e-05 TDB
period 2019.399032430268
5.53
2.8011e-05
7.669e-08
d
yr
n .1782708589132847 2.4728e-09 deg/d
Q 3.772751527918802 3.4888e-08 au
  Orbit Determination Parameters
   # obs. used (total)      493  
   data-arc span      8019 days (21.95 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52045  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:39:19  

Additional Information
 Earth MOID = 1.49828 au 
 Jupiter MOID = 1.74002 au 
 T_jup = 3.127 
[ 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 14.8   n/a MPO439817  

129027 (2004 TJ345)          Discovered 2004-Oct-15 by NEAT at Haleakala
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ 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-Oct-22 09:52 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin