Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1046338370477561 5.1506e-08  
a 3.154480527153677 2.8461e-08 AU
q 2.824415125705159 1.6574e-07 AU
i 1.548169377376305 5.3136e-06 deg
node 141.4707038590744 0.00019276 deg
peri 80.08217603803075 0.0001945 deg
M 5.188730231467972 2.6612e-05 deg
tp 2456971.004973269010
(2014-Nov-09.50497327)
0.00015136 JED
period 2046.398473129414
5.60
2.7695e-05
7.582e-08
d
yr
n .1759188177312687 2.3808e-09 deg/d
Q 3.484545928602194 3.1439e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1535  
   data-arc span      22240 days (60.89 yr)  
   first obs. used      1954-07-03  
   last obs. used      2015-05-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55789  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 15:45:13  

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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2015-Jul-02 12:33 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin