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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
11546 Miyoshimachi (1992 UM6)
Classification: Main-belt Asteroid          SPK-ID: 2011546
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1831568307958978 3.8823e-08  
a 2.337037307178041 7.4449e-09 au
q 1.908992960543532 9.0593e-08 au
i 3.718915853849225 3.5285e-06 deg
node 303.0387874799834 7.76e-05 deg
peri 131.6138163983306 7.8617e-05 deg
M 127.1900755590878 1.193e-05 deg
tp 2458139.450432080029
(2018-Jan-20.95043208)		 4.305e-05 TDB
period 1304.959083651792
3.57		 6.2357e-06
1.707e-08		 d
yr
n .2758707184845807 1.3182e-09 deg/d
Q 2.76508165381255 8.8085e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1553  
   data-arc span      14714 days (40.28 yr)  
   first obs. used      1979-01-27  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47618  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 01:56:13  

Additional Information
 Earth MOID = .926358 au 
 Jupiter MOID = 2.49838 au 
 T_jup = 3.541 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9   n/a MPO435808  
rotation period rot_per 8.35 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Rowe, B. (2018) Minor Planet Bull. 45, 292-294.]

11546 Miyoshimachi           Discovered 1992 Oct. 28 by M. Yanai and K. Watanabe at Kitami.
Miyoshi Town, located in Saitama, was founded by the Kawagoe feudal lord, Yanagisawa Yoshiyasu, in 1694.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20111210/MPCPages.arcLast Updated: 2011-12-12

[ show close-approach data ]
Alternate Designations
 1992 UM6 = 1979 BZ2 = 1981 SY5 = 1988 QJ 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-12 00:59 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin