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40463 Frankkameny (1999 RE44)
Classification: Main-belt Asteroid          SPK-ID: 2040463
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1802005891371069 7.5772e-08  
a 2.782055421302676 2.8089e-08 au
q 2.280727395371851 2.0731e-07 au
i 2.442810428354546 6.9487e-06 deg
node 302.8809327922938 0.00016453 deg
peri 31.70244139501167 0.00016517 deg
M 210.8768240302941 1.9704e-05 deg
tp 2458102.585068173151
(2017-Dec-15.08506817)
9.6489e-05 JED
period 1694.911759347724
4.64
2.5669e-05
7.028e-08
d
yr
n .2124004379664837 3.2167e-09 deg/d
Q 3.2833834472335 3.315e-08 au
  Orbit Determination Parameters
   # obs. used (total)      552  
   data-arc span      6631 days (18.15 yr)  
   first obs. used      1997-03-03  
   last obs. used      2015-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56529  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 17:25:27  

Additional Information
 Earth MOID = 1.26919 au 
 Jupiter MOID = 2.07983 au 
 T_jup = 3.307 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2 mag n/a MPO337585  
rotation period rot_per 56.5554 h n/a LCDB (Rev. 2015-December); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

40463 Frankkameny           Discovered 1999 Sept. 15 by G. W. Billings at Calgary.
Frank L. Kameny (1925-2011) trained as a variable star astronomer in the 1950s, but joined the Civil Rights struggle. His contributions included removing homosexuality from being termed a mental disorder in 1973 and shepherding passage of the District of Columbia marriage equality law in 2009.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120703/MPCPages.arcLast Updated: 2012-07-09

Alternate Designations
 1999 RE44 = 1997 EJ19 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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