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JPL Small-Body Database Browser
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27899 Letterman (1996 QF)
Classification: Main-belt Asteroid          SPK-ID: 2027899
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08674271331847624 5.6914e-08  
a 2.915403687505091 1.9486e-08 au
q 2.662513661232208 1.6542e-07 au
i 2.604608275506628 4.8353e-06 deg
node 50.35554376241383 0.00013627 deg
peri 311.5881455742251 0.00013905 deg
M 170.2117286255859 2.9397e-05 deg
tp 2457740.826664248583
(2016-Dec-18.32666425)
0.00014645 TDB
period 1818.220185938405
4.98
1.8229e-05
4.991e-08
d
yr
n .1979958218394764 1.985e-09 deg/d
Q 3.168293713777973 2.1176e-08 au
  Orbit Determination Parameters
   # obs. used (total)      857  
   data-arc span      8268 days (22.64 yr)  
   first obs. used      1996-08-17  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59068  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:06:06  

Additional Information
 Earth MOID = 1.6597 au 
 Jupiter MOID = 2.25243 au 
 T_jup = 3.275 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5   n/a MPO395274  

27899 Letterman           Discovered 1996 Aug. 18 by D. di Cicco at Sudbury.
David M. Letterman (b. 1947) is a seven-time Emmy-winning American comedian, actor and producer. He is perhaps best known for hosting two late-night television programs.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20090209/MPCPages.arcLast Updated: 2009-02-11

Alternate Designations
 1996 QF = 1986 PY1 = 2000 KJ14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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