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112900 Tonyhoffman (2002 QS50)
Classification: Main-belt Asteroid          SPK-ID: 2112900
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09658020929158238 8.6966e-08  
a 2.64842261143392 3.8668e-08 AU
q 2.392637401329073 2.2012e-07 AU
i 2.559798118137225 9.7102e-06 deg
node 128.9831604886197 0.00023946 deg
peri 314.0402021149917 0.00025193 deg
M 172.1323844134596 7.4138e-05 deg
tp 2456047.769625050323
(2012-Apr-30.26962505)
0.00032552 JED
period 1574.270500610661
4.31
3.4477e-05
9.439e-08
d
yr
n .2286773460217642 5.0081e-09 deg/d
Q 2.904207821538767 4.2402e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      178  
   data-arc span      4762 days (13.04 yr)  
   first obs. used      2000-02-29  
   last obs. used      2013-03-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59261  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 23:06:45  

Additional Information
 Earth MOID = 1.40877 AU 
 T_jup = 3.383 
[ 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 16.1 mag n/a MPO257528  

112900 Tonyhoffman           Discovered 2002 Aug. 20 by R. Matson on NEAT images taken at Palomar.
Tony Hoffman (b. 1958) is a poet, writer, editor and a director of the Amateur Astronomers Association of New York. He has discovered over 70 sungrazing comets in SOHO imagery, and is codiscoverer of near-earth object 2005 JB 22 .
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060809/MPCPages.arcLast Updated: 2007-08-08

[ show close-approach data ]
Alternate Designations
 2002 QS50 = 2000 DU41 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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