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21546 Konermann (1998 QH34)
Classification: Main-belt Asteroid          SPK-ID: 2021546
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02071034062195412 8.7487e-08  
a 2.656237072362521 2.7263e-08 AU
q 2.601225497821231 2.3163e-07 AU
i 14.69120353344143 1.0979e-05 deg
node 335.4284036463333 2.7963e-05 deg
peri 227.9078841367001 0.00022095 deg
M 44.25291761972688 0.0002191 deg
tp 2456806.126038532826
(2014-May-28.62603853)
0.00096255 JED
period 1581.24322399456
4.33
2.4345e-05
6.665e-08
d
yr
n .2276689598014925 3.5052e-09 deg/d
Q 2.711248646903811 2.7828e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      660  
   data-arc span      8072 days (22.10 yr)  
   first obs. used      1992-02-28  
   last obs. used      2014-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50695  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 15:05:10  

Additional Information
 Earth MOID = 1.6194 AU 
 T_jup = 3.341 
[ 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 13.8 mag n/a MPO247546  

21546 Konermann           Discovered 1998 Aug. 17 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Silvana Konermann (b. 1988) was awarded second place in the 2006 Intel International Science and Engineering Fair for her medicine and health project. She attends the Saechsisches Landesgymnasium Sankt Afra, Meissen, Germany.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060711/MPCPages.arcLast Updated: 2006-07-17

[ show close-approach data ]
Alternate Designations
 1998 QH34 = 2001 AZ17 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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