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 ]  
9112 Hatsulars (1997 BU3)
Classification: Main-belt Asteroid          SPK-ID: 2009112
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1425742780754646 3.4311e-08  
a 3.110272077751376 1.6614e-08 au
q 2.666827281647698 1.0947e-07 au
i 2.805400002399806 4.0135e-06 deg
node 100.1191334999676 7.8386e-05 deg
peri 168.5758276211131 7.9732e-05 deg
M 346.9016163101198 1.3565e-05 deg
tp 2459073.397260285553
(2020-Aug-11.89726029)
7.548e-05 TDB
period 2003.530689292188
5.49
1.6054e-05
4.395e-08
d
yr
n .1796827979346708 1.4397e-09 deg/d
Q 3.553716873855053 1.8983e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1746  
   data-arc span      16068 days (43.99 yr)  
   first obs. used      1976-06-20  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49169  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 16:55:06  

Additional Information
 Earth MOID = 1.65082 au 
 Jupiter MOID = 1.53904 au 
 T_jup = 3.202 
[ 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 13.1   n/a MPO473890  
diameter diameter 12.849 km 0.124 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 36.5372 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.092   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

9112 Hatsulars           Discovered 1997 Jan. 31 by T. Kobayashi at Oizumi.
Hatsulars is the name of a women's chorus. Its members are mainly housewives of farming families of Kakegawa City. Founded in 1997, the chorus frequently makes public performances of songs in praise of nature, including the starry sky. "Hatsulars" is a coined word meaning "cheerful people".
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100130/MPCPages.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 1997 BU3 = 1976 MC = 1978 WW4 = 1981 GH 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-11 08:23 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin