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78433 Gertrudolf (2002 QF56)
Classification: Main-belt Asteroid          SPK-ID: 2078433
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0267285810629757 6.6541e-08  
a 2.633095812544031 2.1137e-08 au
q 2.562716897671866 1.7087e-07 au
i 2.65613761274192 6.5171e-06 deg
node 54.69232360333733 0.00013081 deg
peri 140.7850363892736 0.00016851 deg
M 185.9636007731714 0.00010855 deg
tp 2458154.959634674572
(2018-Feb-05.45963467)
0.00047135 JED
period 1560.624499756811
4.27
1.8792e-05
5.145e-08
d
yr
n .2306768861158454 2.7777e-09 deg/d
Q 2.703474727416196 2.1702e-08 au
  Orbit Determination Parameters
   # obs. used (total)      438  
   data-arc span      7729 days (21.16 yr)  
   first obs. used      1994-10-12  
   last obs. used      2015-12-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .65465  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 16:03:42  

Additional Information
 Earth MOID = 1.55985 au 
 Jupiter MOID = 2.25294 au 
 T_jup = 3.397 
[ 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 15.8 mag n/a MPO263930  

78433 Gertrudolf           Discovered 2002 Aug. 29 by S. F. Hönig at Palomar.
Gertrud (b. 1925) and Rudolf Hönig (1917-1993) are the grandparents of the discoverer. They woke and supported his interest in astronomy.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040504/MPCPages.arcLast Updated: 2004-05-11

[ show close-approach data ]
Alternate Designations
 2002 QF56 = 1998 SQ157 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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