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 ]  
11185 (1998 HS100)
Classification: Main-belt Asteroid          SPK-ID: 2011185
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07424497006311512 3.5653e-08  
a 3.066360215929275 1.7499e-08 au
q 2.838698393494879 1.0401e-07 au
i 2.892954978014272 4.5164e-06 deg
node 162.242263115348 7.8921e-05 deg
peri 298.4230409481269 8.5434e-05 deg
M 196.3724981250565 3.4299e-05 deg
tp 2460091.929461877942
(2023-May-27.42946188)
0.00019009 TDB
period 1961.25102809017
5.37
1.6789e-05
4.597e-08
d
yr
n .183556309133238 1.5713e-09 deg/d
Q 3.294022038363672 1.8799e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1750  
   data-arc span      16201 days (44.36 yr)  
   first obs. used      1976-04-01  
   last obs. used      2020-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50749  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 22:34:51  

Additional Information
 Earth MOID = 1.85688 au 
 Jupiter MOID = 1.81304 au 
 T_jup = 3.226 
[ 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 13.39   n/a E2021B10  
diameter diameter 9.803 km 0.359 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.096   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11185 (1998 HS100)          Discovered 1998-Apr-21 by LINEAR at Socorro
Reference: 19990728/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 HS100 = 1976 GD1 = 1992 EX34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-08 21:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin