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 ]  
249005 (2007 PB9)
Classification: Jupiter Trojan          SPK-ID: 2249005
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1085059476992027 1.0552e-07  
a 5.210351432785345 2.056e-07 au
q 4.644997312725072 6.4868e-07 au
i 22.59753195688862 1.1798e-05 deg
node 314.0418338495151 1.521e-05 deg
peri 39.9080459296574 4.1e-05 deg
M 6.550973343082119 3.4729e-05 deg
tp 2458921.449925452707
(2020-Mar-12.94992545)
0.00042024 TDB
period 4344.091381027743
11.89
0.00025713
7.04e-07
d
yr
n .08287118488626952 4.9052e-09 deg/d
Q 5.775705552845618 2.2791e-07 au
  Orbit Determination Parameters
   # obs. used (total)      276  
   data-arc span      6446 days (17.65 yr)  
   first obs. used      2002-02-07  
   last obs. used      2019-10-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47866  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 02:43:41  

Additional Information
 Earth MOID = 3.66753 au 
 Jupiter MOID = .276368 au 
 T_jup = 2.835 
[ 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 12.5   n/a MPO418329  
diameter diameter 15.871 km 0.441 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.092   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

249005 (2007 PB9)          Discovered 2007-Aug-09 by Chante-Perdrix at Chante-Perdrix
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

Alternate Designations
 2007 PB9 = 2007 NL3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-08 15:32 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin