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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1046338361390609 5.1694e-08  
a 3.154480529683991 2.8542e-08 AU
q 2.824415130837179 1.6639e-07 AU
i 1.54816979543257 5.3273e-06 deg
node 141.4707182998702 0.00019351 deg
peri 80.08216288521263 0.00019525 deg
M 5.188728076829255 2.6685e-05 deg
tp 2456971.004985481436
(2014-Nov-09.50498548)
0.00015178 JED
period 2046.398475591641
5.60
2.7774e-05
7.604e-08
d
yr
n .1759188175196031 2.3876e-09 deg/d
Q 3.484545928530804 3.1528e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1511  
   data-arc span      21906 days (59.98 yr)  
   first obs. used      1954-07-03  
   last obs. used      2014-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56052  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:01:58  

Additional Information
 Earth MOID = 1.81813 AU 
 T_jup = 3.198 
[ 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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