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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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1046338371621606 5.1462e-08  
a 3.154480527162642 2.8449e-08 AU
q 2.824415125352299 1.6557e-07 AU
i 1.548169407897877 5.3113e-06 deg
node 141.4707047889587 0.0001927 deg
peri 80.08217507871792 0.00019444 deg
M 5.188730272514698 2.6597e-05 deg
tp 2456971.004973035556
(2014-Nov-09.50497304)
0.00015128 JED
period 2046.398473138138
5.60
2.7684e-05
7.579e-08
d
yr
n .1759188177305188 2.3798e-09 deg/d
Q 3.484545928972985 3.1426e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1542  
   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      .55664  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 11:46:55  

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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