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 ]  
129961 (1999 TP288)
Classification: Main-belt Asteroid          SPK-ID: 2129961
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .220227426992765 7.3742e-08  
a 2.559572617012868 1.3379e-08 au
q 1.995884525366986 1.9613e-07 au
i 2.190588265816634 6.7828e-06 deg
node 156.7695803809282 0.0001 deg
peri 202.9857387873855 0.00010139 deg
M 33.6818806165188 1.8059e-05 deg
tp 2458860.559493558587
(2020-Jan-12.05949356)
7.4195e-05 TDB
period 1495.717620179476
4.10
1.1727e-05
3.211e-08
d
yr
n .2406871425080908 1.8871e-09 deg/d
Q 3.12326070865875 1.6326e-08 au
  Orbit Determination Parameters
   # obs. used (total)      505  
   data-arc span      10195 days (27.91 yr)  
   first obs. used      1991-12-04  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53538  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 11:53:08  

Additional Information
 Earth MOID = .992717 au 
 Jupiter MOID = 2.32911 au 
 T_jup = 3.400 
[ 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 16.4   n/a MPO439821  

129961 (1999 TP288)          Discovered 1999-Oct-10 by LINEAR at Socorro
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

[ show close-approach data ]
Alternate Designations
 1999 TP288 = 2003 QE44 
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-31 04:16 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin