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78433 Gertrudolf (2002 QF56)
Classification: Main-belt Asteroid          SPK-ID: 2078433
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02784109175499177 4.6067e-08  
a 2.632278995632373 1.3532e-08 au
q 2.558993474590235 1.1837e-07 au
i 2.654602487800344 4.4251e-06 deg
node 54.68011438222024 9.5949e-05 deg
peri 138.3878503355516 0.00012313 deg
M 197.4632715777911 7.8953e-05 deg
tp 2459704.779938277579
(2022-May-05.27993828)
0.00034344 TDB
period 1559.898370301421
4.27
1.2029e-05
3.293e-08
d
yr
n .2307842657277965 1.7796e-09 deg/d
Q 2.705564516674511 1.3909e-08 au
  Orbit Determination Parameters
   # obs. used (total)      590  
   data-arc span      9530 days (26.09 yr)  
   first obs. used      1994-10-12  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61785  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:06:31  

Additional Information
 Earth MOID = 1.55732 au 
 Jupiter MOID = 2.24935 au 
 T_jup = 3.397 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   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 | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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