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 ]  
135870 (2002 TW29)
Classification: Main-belt Asteroid          SPK-ID: 2135870
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09200279549135865 4.9156e-08  
a 2.709643644767081 1.489e-08 au
q 2.460348854663115 1.2845e-07 au
i 1.038689849288985 3.85e-06 deg
node 315.6838905437361 0.00029087 deg
peri 55.63548214595064 0.00029205 deg
M 39.74795032229471 2.3776e-05 deg
tp 2459020.621634379780
(2020-Jun-20.12163438)
0.00010768 TDB
period 1629.171091797336
4.46
1.3429e-05
3.677e-08
d
yr
n .2209712668071223 1.8214e-09 deg/d
Q 2.958938434871047 1.626e-08 au
  Orbit Determination Parameters
   # obs. used (total)      637  
   data-arc span      8602 days (23.55 yr)  
   first obs. used      1997-07-14  
   last obs. used      2021-01-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52912  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:14:57  

Additional Information
 Earth MOID = 1.4587 au 
 Jupiter MOID = 2.49559 au 
 T_jup = 3.357 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457370.5 (2015-Dec-14.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09445096550032507 4.9531e-08  
q 2.45377428673176 1.2988e-07 au
tp 2457387.787911317586
(2015-Dec-31.28791132)
0.00010508 TDB
node 316.0033128206609 0.00029117 deg
peri 54.65882055458182 0.00029227 deg
i 1.038011931616152 3.8533e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      637  
   data-arc span      8602 days (23.55 yr)  
   first obs. used      1997-07-14  
   last obs. used      2021-01-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52912  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:14:57  

Additional Information
 Jupiter MOID = 2.49559 au 
 T_jup = 3.357 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.453317687893109E-15 -6.403654089454731E-15 5.548029550762487E-13 3.083572589315326E-15 1.091692525210626E-13 -6.524919650591127E-16
q -6.403654089454731E-15 1.686802484989761E-14 -1.746463461351579E-12 -3.615094001042473E-15 -3.616212153025712E-13 1.811119204424334E-15
tp 5.548029550762487E-13 -1.746463461351579E-12 1.104192890572122E-8 -3.598406924555246E-11 2.69987624133263E-9 -7.479211290091618E-13
node 3.083572589315326E-15 -3.615094001042473E-15 -3.598406924555246E-11 8.477879914336949E-8 -8.477315166350059E-8 2.481368157890212E-10
peri 1.091692525210626E-13 -3.616212153025712E-13 2.69987624133263E-9 -8.477315166350059E-8 8.542010354187338E-8 -2.482834344985433E-10
i -6.524919650591127E-16 1.811119204424334E-15 -7.479211290091618E-13 2.481368157890212E-10 -2.482834344985433E-10 1.484824150205074E-11

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 15.96   n/a E2021B55  

135870 (2002 TW29)          Discovered 2002-Oct-02 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ 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 2021-Jun-23 00:54 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin