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 ]  
22660 (1998 QB16)
Classification: Main-belt Asteroid          SPK-ID: 2022660
[ 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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1005737582657516 4.993e-08  
a 2.972643501935069 1.5733e-08 au
q 2.673673572961194 1.4297e-07 au
i 10.50784013121161 4.014e-06 deg
node 162.3148235535974 2.0235e-05 deg
peri 203.6524327355247 2.712e-05 deg
M 96.07067556090853 1.7015e-05 deg
tp 2458700.924635119657
(2019-Aug-05.42463512)		 8.8784e-05 TDB
period 1872.029423202096
5.13		 1.4862e-05
4.069e-08		 d
yr
n .192304669754721 1.5267e-09 deg/d
Q 3.271613430908944 1.7315e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1646  
   data-arc span      10537 days (28.85 yr)  
   first obs. used      1992-04-27  
   last obs. used      2021-03-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51056  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:08:50  

Additional Information
 Earth MOID = 1.67278 au 
 Jupiter MOID = 2.18322 au 
 T_jup = 3.229 
[ 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 13.89   n/a E2021B10  
diameter diameter 6.605 km 0.272 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.093   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22660 (1998 QB16)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-22 03:28 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin