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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
243952 (2001 QP166)
Classification: Main-belt Asteroid          SPK-ID: 2243952
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .196709920847386 4.1741e-08  
a 2.670780714005752 1.8192e-08 au
q 2.145411651152955 1.1371e-07 au
i 11.10045636991356 5.6269e-06 deg
node 347.0925446066317 2.734e-05 deg
peri 70.38110274910855 3.381e-05 deg
M 311.4347036541787 1.6009e-05 deg
tp 2458815.569743167608
(2019-Nov-28.06974317)
7.0356e-05 TDB
period 1594.247608189478
4.36
1.6289e-05
4.46e-08
d
yr
n .2258118488939352 2.3072e-09 deg/d
Q 3.196149776858548 2.1771e-08 au
  Orbit Determination Parameters
   # obs. used (total)      389  
   data-arc span      7563 days (20.71 yr)  
   first obs. used      1999-03-14  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51949  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 18:28:26  

Additional Information
 Earth MOID = 1.18541 au 
 Jupiter MOID = 2.30219 au 
 T_jup = 3.327 
[ 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 16.0   n/a MPO454792  
diameter diameter 3.873 km 0.104 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.030   0.002 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243952 (2001 QP166)          Discovered 2001-Aug-24 by NEAT at Haleakala
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-13 02:48 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin