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 ]  
469318 (1999 TP224)
Classification: Main-belt Asteroid          SPK-ID: 2469318
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 .1429957455638291 1.3933e-07  
a 3.066338979158009 5.1628e-08 au
q 2.627865550681879 4.3962e-07 au
i 13.31695592467385 1.1773e-05 deg
node 208.9212417464994 2.821e-05 deg
peri 163.2474628181564 4.7343e-05 deg
M 315.2549141838948 3.4056e-05 deg
tp 2459244.265094154906
(2021-Jan-29.76509415)
0.00018813 TDB
period 1961.230653494021
5.37
4.9532e-05
1.356e-07
d
yr
n .1835582160408536 4.6359e-09 deg/d
Q 3.50481240763414 5.9011e-08 au
  Orbit Determination Parameters
   # obs. used (total)      119  
   data-arc span      7216 days (19.76 yr)  
   first obs. used      1999-10-01  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64396  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 13:56:56  

Additional Information
 Earth MOID = 1.63209 au 
 Jupiter MOID = 1.97286 au 
 T_jup = 3.176 
[ 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 MPO477207  

469318 (1999 TP224)          Discovered 1999-Oct-01 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-08-22

[ show close-approach data ]
Alternate Designations
 1999 TP224 = 2015 RX89 
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-14 17:33 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin