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117614 Hannahmclain (2005 EU94)
Classification: Main-belt Asteroid          SPK-ID: 2117614
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0268005194577495 5.212e-08  
a 2.957956438092952 2.5157e-08 au
q 2.878681669018667 1.537e-07 au
i 5.485832167903594 7.0023e-06 deg
node 158.04959719641 5.5129e-05 deg
peri 210.9109449059704 0.00013708 deg
M 144.7774848090953 0.00012606 deg
tp 2458253.217840140059
(2018-May-14.71784014)
0.00065052 TDB
period 1858.17275320339
5.09
2.3705e-05
6.49e-08
d
yr
n .1937387142177062 2.4715e-09 deg/d
Q 3.037231207167237 2.5831e-08 au
  Orbit Determination Parameters
   # obs. used (total)      264  
   data-arc span      9097 days (24.91 yr)  
   first obs. used      1995-03-07  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60022  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:48:24  

Additional Information
 Earth MOID = 1.87712 au 
 Jupiter MOID = 2.07896 au 
 T_jup = 3.260 
[ 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 16.0   n/a MPO422406  

117614 Hannahmclain           Discovered 2005 Mar. 8 by Mt. Lemmon Survey at Mount Lemmon.
Hannah McLain (b. 1985) is an astrobiologist at the Goddard Space Flight Center supporting organic contamination analysis for the OSIRIS-REx Mission.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2017-10-05Last Updated: 2017-10-09

[ show close-approach data ]
Alternate Designations
 2005 EU94 = 2003 YF4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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