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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1797016880153897 5.7929e-08  
a 2.461750053888854 1.7579e-08 AU
q 2.019369413733051 1.4135e-07 AU
i 2.329900280479765 5.9742e-06 deg
node 205.4153027003868 0.00012435 deg
peri 183.445064675148 0.00012524 deg
M 103.4948607648599 1.4717e-05 deg
tp 2456594.916158013671
(2013-Oct-29.41615801)
5.7544e-05 JED
period 1410.796459225286
3.86
1.5111e-05
4.137e-08
d
yr
n .2551750095812457 2.7332e-09 deg/d
Q 2.904130694044658 2.0738e-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 = 1.02412 AU 
 T_jup = 3.466 
[ 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-July); 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., in press.]

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 ]
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