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99949 Miepgies (1972 FD)
Classification: Main-belt Asteroid          SPK-ID: 2099949
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .147092878143073 1.5016e-07  
a 2.569640371447082 2.504e-08 au
q 2.191664573418295 4.0057e-07 au
i 29.42185628990973 9.659e-06 deg
node 353.3241844617161 1.1095e-05 deg
peri 159.7448918895587 3.3906e-05 deg
M 178.8516838215422 2.1652e-05 deg
tp 2457853.023609833428
(2017-Apr-09.52360983)
9.357e-05 TDB
period 1504.551115819882
4.12
2.1992e-05
6.021e-08
d
yr
n .2392740241356463 3.4975e-09 deg/d
Q 2.947616169475868 2.8724e-08 au
  Orbit Determination Parameters
   # obs. used (total)      822  
   data-arc span      16509 days (45.20 yr)  
   first obs. used      1972-03-16  
   last obs. used      2017-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49595  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 03:55:55  

Additional Information
 Earth MOID = 1.21012 au 
 Jupiter MOID = 2.04709 au 
 T_jup = 3.236 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4   n/a MPO348126  
diameter diameter 9.332 km 0.113 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

99949 Miepgies           Discovered 1972 Mar. 16 by T. Gehrels at Palomar.
Miep Gies (née Hermine Santrouschitz; b. 1909) is one of the Dutch citizens who hid Anne Frank and her family from the Nazis during World War II. She discovered and preserved Anne's diary after her arrest and deportation. The name was suggested by C. Koppeschaar.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20091004/MPCPages.arcLast Updated: 2009-10-06

Alternate Designations
 1972 FD = 2003 UU 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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