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 ]  
101463 (1998 WM11)
Classification: Main-belt Asteroid          SPK-ID: 2101463
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1031172834647486 3.0616e-08  
a 2.3522024086671 7.6862e-09 au
q 2.10964968612611 7.2209e-08 au
i 3.839334509455202 4.331e-06 deg
node 118.4807941042264 5.2956e-05 deg
peri 285.3513780508568 5.7667e-05 deg
M 53.0308981239393 2.2622e-05 deg
tp 2459006.394901075511
(2020-Jun-05.89490108)
8.2552e-05 TDB
period 1317.68154198527
3.61
6.4586e-06
1.768e-08
d
yr
n .2732071358134152 1.3391e-09 deg/d
Q 2.59475513120809 8.4788e-09 au
  Orbit Determination Parameters
   # obs. used (total)      920  
   data-arc span      8158 days (22.34 yr)  
   first obs. used      1998-10-20  
   last obs. used      2021-02-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51663  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:36:55  

Additional Information
 Earth MOID = 1.12148 au 
 Jupiter MOID = 2.7299 au 
 T_jup = 3.547 
[ 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 15.8   n/a MPO439695  
diameter diameter 1.899 km 0.436 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.257   0.121 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101463 (1998 WM11)          Discovered 1998-Nov-21 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 WM11 = 2001 QZ40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-21 06:01 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin