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 ]  
37939 Hasler (1998 HA)
Classification: Main-belt Asteroid          SPK-ID: 2037939
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09035646294434038 6.4427e-08  
a 2.572098425265972 1.475e-08 au
q 2.339692709214231 1.6806e-07 au
i 15.00455120266054 5.0462e-06 deg
node 47.636888932861 1.8551e-05 deg
peri 161.2746209198824 4.2089e-05 deg
M 178.8208272113107 4.2712e-05 deg
tp 2458452.079971890711
(2018-Nov-29.57997189)
0.00017483 TDB
period 1506.710456053086
4.13
1.2961e-05
3.549e-08
d
yr
n .2389311088628406 2.0553e-09 deg/d
Q 2.804504141317713 1.6083e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1019  
   data-arc span      8354 days (22.87 yr)  
   first obs. used      1998-03-24  
   last obs. used      2021-02-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53803  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 08:30:47  

Additional Information
 Earth MOID = 1.33555 au 
 Jupiter MOID = 2.17006 au 
 T_jup = 3.376 
[ 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 14.94   n/a MPCxxxxx  
diameter diameter 2.689 km 0.744 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.185   0.092 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37939 Hašler           Discovered 1998 Apr. 16 by L. Šarounová at Ondřejov.
Czech song writer, actor, movie director and cabaretier Karel Hašler (1879-1941) was enormously loved by all Czechs for his popular hits that became standards of the century.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030106/MPCPages.arcLast Updated: 2003-10-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-18 08:14 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin