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 ]  
109284 (2001 QP120)
Classification: Main-belt Asteroid          SPK-ID: 2109284
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1923943583273071 3.2504e-08  
a 2.766038799969718 1.338e-08 au
q 2.23386853994111 9.0053e-08 au
i 8.622031155500235 3.7466e-06 deg
node 273.2145570740208 3.0758e-05 deg
peri 33.83016202285938 3.3358e-05 deg
M 29.91067658727672 1.2431e-05 deg
tp 2458860.892238117149
(2020-Jan-12.39223812)
5.7691e-05 TDB
period 1680.296135434305
4.60
1.2192e-05
3.338e-08
d
yr
n .2142479485658943 1.5545e-09 deg/d
Q 3.298209059998327 1.5954e-08 au
  Orbit Determination Parameters
   # obs. used (total)      903  
   data-arc span      21925 days (60.03 yr)  
   first obs. used      1960-10-17  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51157  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:12:58  

Additional Information
 Earth MOID = 1.22461 au 
 Jupiter MOID = 1.96437 au 
 T_jup = 3.296 
[ 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 15.0   n/a MPO474961  

109284 (2001 QP120)          Discovered 2001-Aug-19 by LINEAR at Socorro
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 2020-Dec-02 11:30 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin