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 ]  
22676 (1998 QS41)
Classification: Main-belt Asteroid          SPK-ID: 2022676
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04695756152174117 3.1876e-08  
a 2.716635822021708 1.2018e-08 au
q 2.589069228276958 8.9807e-08 au
i 1.678619609124237 3.6354e-06 deg
node 84.75941086185711 0.0001364 deg
peri 195.9136145773111 0.00014418 deg
M 48.37935446578839 4.5494e-05 deg
tp 2458980.712428742666
(2020-May-11.21242874)
0.00020681 TDB
period 1635.481219754448
4.48
1.0852e-05
2.971e-08
d
yr
n .2201187000203222 1.4606e-09 deg/d
Q 2.844202415766459 1.2582e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1992  
   data-arc span      8634 days (23.64 yr)  
   first obs. used      1997-05-03  
   last obs. used      2020-12-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50392  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:09:12  

Additional Information
 Earth MOID = 1.57076 au 
 Jupiter MOID = 2.20356 au 
 T_jup = 3.358 
[ 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 13.85   n/a E2021B10  
diameter diameter 4.100 km 0.217 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.348   0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22676 (1998 QS41)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QS41 = 1997 JR12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-20 05:29 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin