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 ]  
344049 (6865 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2344049
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1387155216566565 9.6652e-08  
a 2.519297141360722 1.5364e-08 au
q 2.169831524188746 2.4194e-07 au
i 15.49902800707885 1.1506e-05 deg
node 5.098613220531945 2.0248e-05 deg
peri 28.65978004191003 4.1938e-05 deg
M 307.9382241588189 3.4595e-05 deg
tp 2459211.719492519608
(2020-Dec-28.21949252)
0.00014099 TDB
period 1460.55366107799
4.00
1.3361e-05
3.658e-08
d
yr
n .2464818716309916 2.2547e-09 deg/d
Q 2.868762758532698 1.7495e-08 au
  Orbit Determination Parameters
   # obs. used (total)      281  
   data-arc span      21433 days (58.68 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64012  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:29:11  

Additional Information
 Earth MOID = 1.18423 au 
 Jupiter MOID = 2.63025 au 
 T_jup = 3.393 
[ 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 16.4   n/a MPO245809  
rotation period rot_per 9.185 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

344049 (6865 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20121029/Numbers.arcLast Updated: 2012-11-08

Alternate Designations
 6865 P-L = 2000 SF164 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-11 13:54 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin