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 ]  
16949 (1998 HS133)
Classification: Main-belt Asteroid          SPK-ID: 2016949
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09659846313105673 3.3802e-08  
a 2.986505848527146 1.5504e-08 au
q 2.698013973427511 1.0335e-07 au
i 10.5989751688231 3.8454e-06 deg
node 159.1391786841186 1.8713e-05 deg
peri 215.8802614638503 2.7226e-05 deg
M 321.7189677398118 2.1252e-05 deg
tp 2459400.958566620756
(2021-Jul-05.45856662)
0.00011191 TDB
period 1885.139446945456
5.16
1.468e-05
4.019e-08
d
yr
n .1909673051419713 1.4871e-09 deg/d
Q 3.274997723626781 1.7002e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1938  
   data-arc span      11032 days (30.20 yr)  
   first obs. used      1990-10-09  
   last obs. used      2020-12-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49282  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:47:57  

Additional Information
 Earth MOID = 1.70363 au 
 Jupiter MOID = 2.19884 au 
 T_jup = 3.225 
[ 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 13.48   n/a E2021B10  
diameter diameter 6.456 km 0.339 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.203   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

16949 (1998 HS133)          Discovered 1998-Apr-19 by LINEAR at Socorro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 HS133 = 1990 TP4 = 1999 NG44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-15 06:11 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin