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11714 Mikebrown (1998 HQ51)
Classification: Main-belt Asteroid          SPK-ID: 2011714
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2535206195756994 6.4992e-08  
a 2.677463514608145 2.1859e-08 AU
q 1.998671305493358 1.7547e-07 AU
i 3.001799643346327 9.5165e-06 deg
node 178.9221752117924 0.00010096 deg
peri 134.4716740673225 0.00010226 deg
M 157.6726301602984 1.565e-05 deg
tp 2456099.629823014798
(2012-Jun-21.12982301)
6.9693e-05 JED
period 1600.235015158672
4.38
1.9596e-05
5.365e-08
d
yr
n .2249669558469848 2.7549e-09 deg/d
Q 3.356255723722931 2.74e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      828  
   data-arc span      13288 days (36.38 yr)  
   first obs. used      1977-09-08  
   last obs. used      2014-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53729  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Feb-19 18:16:05  

Additional Information
 Earth MOID = .985183 AU 
 T_jup = 3.329 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9 mag n/a PDS3 (MPC 35888)  

11714 Mikebrown           Discovered 1998 Apr. 28 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
Michael E. Brown (b. 1965) is assistant professor of astronomy at the California Institute of Technology. He is best known for his work on the Kuiper belt, cometary comae and the atmospheres of planetary satellites.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020724/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1998 HQ51 = 1977 RX8 = 1986 TH5 = 1986 TW10 = 1986 UR1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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