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27564 Astreichelt (2000 KE77)
Classification: Main-belt Asteroid          SPK-ID: 2027564
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0946341826649644 7.3055e-08  
a 2.756609518965245 2.9694e-08 AU
q 2.495740030211508 2.0415e-07 AU
i 8.522283541977927 8.2818e-06 deg
node 210.5401402039547 4.1566e-05 deg
peri 310.052480226938 5.7089e-05 deg
M 136.6990544091115 3.6081e-05 deg
tp 2456365.718423207099
(2013-Mar-14.21842321)
0.00016954 JED
period 1671.711400150056
4.58
2.7011e-05
7.395e-08
d
yr
n .2153481755090536 3.4796e-09 deg/d
Q 3.017479007718981 3.2504e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      714  
   data-arc span      10708 days (29.32 yr)  
   first obs. used      1986-04-29  
   last obs. used      2015-08-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58746  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 15:11:03  

Additional Information
 Earth MOID = 1.51355 AU 
 T_jup = 3.321 
[ 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 14.1 mag n/a PDS3 (MPO 14699)  
rotation period rot_per 2.9318 h n/a LCDB (Rev. 2015-July); 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., in press.]

27564 Astreichelt           Discovered 2000 May 27 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Astrid Reichelt mentored a finalist in the 2011 Broadcom MASTERS, a math and science competition for middle-school students. She teaches at the Saint John Fisher Parish School, Rancho Palos Verdes, California.
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 KE77 = 1986 HG = 1997 TJ2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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