Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
43801 (1991 PL15)
Classification: Main-belt Asteroid          SPK-ID: 2043801
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1497310072363613 7.8314e-08  
a 3.108264465418973 3.4255e-08 au
q 2.6428608962548 2.3896e-07 au
i 6.456464493293967 7.778e-06 deg
node 128.2568277028434 6.3574e-05 deg
peri 196.7963631514457 6.8463e-05 deg
M 166.7260047270818 2.3051e-05 deg
tp 2456473.507512510542
(2013-Jun-30.00751251)
0.00012649 JED
period 2001.591149757804
5.48
3.3089e-05
9.059e-08
d
yr
n .1798569103603204 2.9732e-09 deg/d
Q 3.573668034583146 3.9385e-08 au
  Orbit Determination Parameters
   # obs. used (total)      489  
   data-arc span      8896 days (24.36 yr)  
   first obs. used      1991-08-08  
   last obs. used      2015-12-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57371  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 14:49:13  

Additional Information
 Earth MOID = 1.62953 au 
 Jupiter MOID = 1.74464 au 
 T_jup = 3.193 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.3 mag n/a MPO279950  

43801 (1991 PL15)          Discovered 1991-Aug-08 by Holt, H. E. at Palomar
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 PL15 = 2001 KZ61 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-11 00:22 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin