Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
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 ]  
14850 Nagashimacho (1989 QH)
Classification: Main-belt Asteroid          SPK-ID: 2014850
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1505338458976549 3.6585e-08  
a 2.17147523995296 5.8499e-09 au
q 1.844594720811308 7.8294e-08 au
i 2.781770167285163 3.1786e-06 deg
node 306.6090625749275 8.5898e-05 deg
peri 28.94496257255301 8.7039e-05 deg
M 285.8602285954583 1.6353e-05 deg
tp 2459441.201884976997
(2021-Aug-14.70188498)
5.362e-05 TDB
period 1168.774558514633
3.20
4.723e-06
1.293e-08
d
yr
n .3080149181699465 1.2447e-09 deg/d
Q 2.498355759094612 6.7306e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1592  
   data-arc span      11245 days (30.79 yr)  
   first obs. used      1989-08-29  
   last obs. used      2020-06-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54537  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:40:40  

Additional Information
 Earth MOID = .833378 au 
 Jupiter MOID = 2.84663 au 
 T_jup = 3.672 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.09   n/a E2021B10  
diameter diameter 3.395 km 0.221 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.184   0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14850 Nagashimacho           Discovered 1989 Aug. 29 by K. Endate and K. Watanabe at Kitami.
Nagashimacho, a town located in the northwestern part of Kagoshima Prefecture, has been settled for a long time, and has more than 200 ancient tombs. It is a beautiful town with an indented coastline and flowers in full bloom throughout the year.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2014-10-08Last Updated: 2015-01-12

Alternate Designations
 1989 QH = 1998 HU93 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-21 03:32 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin