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 ]  
201220 (2002 QP64)
Classification: Main-belt Asteroid          SPK-ID: 2201220
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 .0873954846478829 5.6633e-08  
a 2.931871185292527 3.3972e-08 au
q 2.675638882128724 1.7486e-07 au
i 3.087921490822858 9.0193e-06 deg
node 6.889885281139167 0.00011478 deg
peri 97.15353716168245 0.00013305 deg
M 348.7606346642659 6.1554e-05 deg
tp 2458657.747304430710
(2019-Jun-23.24730443)
0.00031352 TDB
period 1833.64709478139
5.02
3.187e-05
8.726e-08
d
yr
n .1963300359292526 3.4123e-09 deg/d
Q 3.18810348845633 3.694e-08 au
  Orbit Determination Parameters
   # obs. used (total)      200  
   data-arc span      6859 days (18.78 yr)  
   first obs. used      2000-03-03  
   last obs. used      2018-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5937  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:44:43  

Additional Information
 Earth MOID = 1.69491 au 
 Jupiter MOID = 1.91742 au 
 T_jup = 3.268 
[ 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 16.2   n/a MPO418071  
diameter diameter 2.997 km 0.605 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201220 (2002 QP64)          Discovered 2002-Aug-18 by NEAT at Palomar
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ 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 2020-Jan-28 22:53 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin