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19534 Miyagi (1999 GL47)
Classification: Main-belt Asteroid          SPK-ID: 2019534
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1234091303620897 3.1369e-08  
a 2.262738056951499 8.9414e-09 au
q 1.98349552110591 7.2146e-08 au
i 6.068299792440746 3.5258e-06 deg
node 87.69996459107878 3.5146e-05 deg
peri 198.1426551618916 3.8871e-05 deg
M 100.4026774881064 1.8761e-05 deg
tp 2459049.769023603343
(2020-Jul-19.26902360)
6.4103e-05 TDB
period 1243.225326511664
3.40
7.369e-06
2.018e-08
d
yr
n .2895693904580559 1.7164e-09 deg/d
Q 2.541980592797088 1.0045e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1363  
   data-arc span      10929 days (29.92 yr)  
   first obs. used      1990-11-11  
   last obs. used      2020-10-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54057  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:57:16  

Additional Information
 Earth MOID = .967797 au 
 Jupiter MOID = 2.58159 au 
 T_jup = 3.601 
[ 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 15.14   n/a E2021B10  
diameter diameter 3.098 km 0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.217   0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19534 Miyagi           Discovered 1999 Apr. 6 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
Miyagi is a Japanese prefecture in the Tohoku region of Honshu. Its coastal area was heavily damaged during the March 2011 tsunami.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120506/MPCPages.arcLast Updated: 2012-05-09

[ show close-approach data ]
Alternate Designations
 1999 GL47 = 1997 WF35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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