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JPL Small-Body Database Browser
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11091 Thelonious (1994 DP)
Classification: Main-belt Asteroid          SPK-ID: 2011091
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1517045524667461 7.9348e-08  
a 2.488549650790716 1.0891e-08 au
q 2.111025339726233 1.9338e-07 au
i 1.161962251153404 4.1463e-06 deg
node 148.7419974854307 0.00024473 deg
peri 242.4477738756967 0.00024505 deg
M 349.8515219735418 1.2812e-05 deg
tp 2459040.921861244293
(2020-Jul-10.42186124)
5.1122e-05 TDB
period 1433.896788267872
3.93
9.4127e-06
2.577e-08
d
yr
n .2510640953697058 1.6481e-09 deg/d
Q 2.866073961855199 1.2543e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1443  
   data-arc span      11220 days (30.72 yr)  
   first obs. used      1988-08-18  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56744  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 01:53:05  

Additional Information
 Earth MOID = 1.11689 au 
 Jupiter MOID = 2.56513 au 
 T_jup = 3.458 
[ 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 14.1   n/a MPO299043  
diameter diameter 8.205 km 0.162 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11091 Thelonious           Discovered 1994 Feb. 16 by Spacewatch at Kitt Peak.
Thelonious Sphere Monk (1917-1982), American composer and jazz pianist, born in Rocky Mount, North Carolina, moved to New York City at age 3 and took up the piano at age 5. Monk was central to the development of the bebop style and a great procreator of musical advances.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010509/MPCPages.arcLast Updated: 2009-05-11

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Alternate Designations
 1994 DP = 1988 QJ1 = 1998 CY2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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