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 ]  
109380 (2001 QP164)
Classification: Main-belt Asteroid          SPK-ID: 2109380
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2895494015044217 4.605e-08  
a 2.715948012568093 1.1805e-08 au
q 1.929546891011878 1.2317e-07 au
i 12.33451266962588 5.5707e-06 deg
node 19.81777137718364 1.9614e-05 deg
peri 304.6898337104674 2.1685e-05 deg
M 344.3041854751872 7.2932e-06 deg
tp 2458671.779059892236
(2019-Jul-07.27905989)
3.3158e-05 TDB
period 1634.860141895765
4.48
1.0659e-05
2.918e-08
d
yr
n .2202023223726943 1.4357e-09 deg/d
Q 3.502349134124308 1.5224e-08 au
  Orbit Determination Parameters
   # obs. used (total)      813  
   data-arc span      7145 days (19.56 yr)  
   first obs. used      2000-05-05  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48188  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 10:15:15  

Additional Information
 Earth MOID = .948082 au 
 Jupiter MOID = 1.99102 au 
 T_jup = 3.267 
[ 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 14.7   n/a MPO257514  
diameter diameter 7.110 km 0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.002 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109380 (2001 QP164)          Discovered 2001-Aug-22 by NEAT at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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-05 16:02 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin