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 ]  
192217 (2007 PT9)
Classification: Jupiter Trojan          SPK-ID: 2192217
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1245198949488973 6.4642e-08  
a 5.237355330809857 1.0682e-07 au
q 4.585200395207366 3.73e-07 au
i 4.424337167950252 6.2901e-06 deg
node 216.3143406522412 7.4701e-05 deg
peri 131.7634656225562 7.7614e-05 deg
M 23.64715333932989 1.8348e-05 deg
tp 2458912.930479431588
(2020-Mar-04.43047943)
0.00022626 TDB
period 4377.906546258393
11.99
0.00013394
3.667e-07
d
yr
n .08223108378311007 2.5158e-09 deg/d
Q 5.889510266412347 1.2012e-07 au
  Orbit Determination Parameters
   # obs. used (total)      425  
   data-arc span      8881 days (24.31 yr)  
   first obs. used      1996-09-12  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52482  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:15:11  

Additional Information
 Earth MOID = 3.5792 au 
 Jupiter MOID = .0521379 au 
 T_jup = 2.978 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.21   n/a E2021B55  
diameter diameter 14.188 km 0.807 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.061   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

192217 (2007 PT9)          Discovered 2007-Aug-09 by Chante-Perdrix at Chante-Perdrix
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-16 00:13 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin