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3814 Hoshi-no-mura (1981 JA)
Classification: Main-belt Asteroid          SPK-ID: 2003814
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1049855895286633 5.1388e-08  
a 3.156156158917191 2.8515e-08 au
q 2.824805243928748 1.6554e-07 au
i 1.548329418916003 5.306e-06 deg
node 141.4674358397557 0.00019247 deg
peri 80.28421371494824 0.00019421 deg
M 110.47985603069 2.6224e-05 deg
tp 2456971.983403489337
(2014-Nov-10.48340349)
0.00015083 JED
period 2048.029232414865
5.61
2.7755e-05
7.599e-08
d
yr
n .1757787409975189 2.3822e-09 deg/d
Q 3.487507073905634 3.1509e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1546  
   data-arc span      22261 days (60.95 yr)  
   first obs. used      1954-07-03  
   last obs. used      2015-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56115  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Oct-05 13:21:27  

Additional Information
 Earth MOID = 1.81664 au 
 Jupiter MOID = 1.48532 au 
 T_jup = 3.197 
[ 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 12.3 mag n/a MPO279554  

3814 Hoshi-no-mura (1981 JA)          Discovered 1981-May-04 by Furuta, T. at Tokai
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1981 JA = 1975 EQ3 = 1975 EZ2 = 1980 BL4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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