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 ]  
27515 Gunnels (2000 HM7)
Classification: Main-belt Asteroid          SPK-ID: 2027515
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1804300770033907 5.8052e-08  
a 2.460092434050688 1.7328e-08 au
q 2.016217766739464 1.4161e-07 au
i 2.332074276194622 5.9782e-06 deg
node 205.3855320239828 0.00012421 deg
peri 183.354407374252 0.00012509 deg
M 205.7427344963322 1.477e-05 deg
tp 2458004.405093415023
(2017-Sep-07.90509342)
5.9152e-05 JED
period 1409.371759051692
3.86
1.4891e-05
4.077e-08
d
yr
n .2554329598900357 2.6988e-09 deg/d
Q 2.903967101361913 2.0455e-08 au
  Orbit Determination Parameters
   # obs. used (total)      964  
   data-arc span      11911 days (32.61 yr)  
   first obs. used      1982-10-19  
   last obs. used      2015-05-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54367  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:55:36  

Additional Information
 Earth MOID = 1.01961 au 
 Jupiter MOID = 2.53884 au 
 T_jup = 3.467 
[ 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 14.8 mag n/a MPO267807  
rotation period rot_per 3.2772 h n/a LCDB (Rev. 2015-December); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

27515 Gunnels           Discovered 2000 Apr. 27 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Kim Gunnels mentored a finalist in the 2011 Broadcom MASTERS, a math and science competition for middle-school students. She teaches at the Renner Middle School, Plano, Texas.
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 HM7 = 1982 UX3 = 1999 BY22 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-05 22:18 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin