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JPL Small-Body Database Browser
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27748 Vivianhoette (1991 AL)
Classification: Main-belt Asteroid          SPK-ID: 2027748
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1880335758992167 3.9708e-08  
a 2.437664509650998 1.0634e-08 au
q 1.97930173505871 9.4379e-08 au
i 5.528238179879937 4.2388e-06 deg
node 105.8937300286084 5.813e-05 deg
peri 340.2035559132673 6.0293e-05 deg
M 178.5805209470444 1.774e-05 deg
tp 2457910.910066282401
(2017-Jun-06.41006628)
6.6404e-05 TDB
period 1390.142524065945
3.81
9.0967e-06
2.491e-08
d
yr
n .2589662525731947 1.6946e-09 deg/d
Q 2.896027284243285 1.2634e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1599  
   data-arc span      13490 days (36.93 yr)  
   first obs. used      1982-10-21  
   last obs. used      2019-09-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50706  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 05:01:47  

Additional Information
 Earth MOID = .99663 au 
 Jupiter MOID = 2.32101 au 
 T_jup = 3.473 
[ 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 13.6   n/a MPO384984  
diameter diameter 4.452 km 0.418 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.312   0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

27748 Vivianhoette           Discovered 1991 Jan. 9 by S. Izumikawa and O. Muramatsu at Yatsugatake.
Vivian Hoette, an educator at the Yerkes Observatory, holds astronomy workshops in the Midwestern U.S. She also contributes internationally by means of a live show between Yerkes and the Science Museum in Tokyo, where an afternoon audience in the latter can see the Yerkes night sky.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020427/MPCPages.arcLast Updated: 2003-10-02

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Alternate Designations
 1991 AL = 1982 UG1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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