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 ]  
27527 Kirkkoehler (2000 HL52)
Classification: Main-belt Asteroid          SPK-ID: 2027527
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02263469293809809 6.6864e-08  
a 2.856400367078234 2.9223e-08 au
q 2.791746621861147 2.0483e-07 au
i 3.039387451700047 6.4809e-06 deg
node 68.87478756688952 0.00013578 deg
peri 231.29873339 0.0002073 deg
M 63.15717043812828 0.00015611 deg
tp 2457291.152072359704
(2015-Sep-25.65207236)
0.00076454 JED
period 1763.303409224216
4.83
2.7059e-05
7.408e-08
d
yr
n .2041622548432467 3.133e-09 deg/d
Q 2.92105411229532 2.9884e-08 au
  Orbit Determination Parameters
   # obs. used (total)      742  
   data-arc span      6569 days (17.98 yr)  
   first obs. used      1997-11-06  
   last obs. used      2015-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50781  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Nov-30 16:51:00  

Additional Information
 Earth MOID = 1.77684 au 
 Jupiter MOID = 2.11011 au 
 T_jup = 3.301 
[ 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 13.9 mag n/a MPO299155  

27527 Kirkkoehler           Discovered 2000 Apr. 29 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Kirk Koehler mentored a finalist in the 2011 Broadcom MASTERS, a math and science competition for middle-school students. He teaches at the Stoller Middle School, Portland, Oregon.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20111210/MPCPages.arcLast Updated: 2011-12-12

[ show close-approach data ]
Alternate Designations
 2000 HL52 = 1999 DR1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-May-03 10:36 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin