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 ]  
39386 (4039 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2039386
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2278853936609528 3.2866e-08  
a 2.348510950956199 6.5663e-09 au
q 1.813319608380487 7.8411e-08 au
i 1.662916515343336 3.8895e-06 deg
node 208.2907007343562 0.00011643 deg
peri 112.6097370159532 0.00011671 deg
M 345.4765369092201 8.1011e-06 deg
tp 2459449.534074685967
(2021-Aug-23.03407469)
2.9648e-05 TDB
period 1314.580879753713
3.60
5.5132e-06
1.509e-08
d
yr
n .2738515412360525 1.1485e-09 deg/d
Q 2.883702293531911 8.0627e-09 au
  Orbit Determination Parameters
   # obs. used (total)      862  
   data-arc span      22185 days (60.74 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-06-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53788  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 07:29:21  

Additional Information
 Earth MOID = .800731 au 
 Jupiter MOID = 2.44098 au 
 T_jup = 3.523 
[ 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 16.02   n/a E2020-QM5  

39386 (4039 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 4039 P-L = 1996 SH2 = 1999 JN31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Aug-04 16:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin