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 ]  
173454 (2000 QD20)
Classification: Main-belt Asteroid          SPK-ID: 2173454
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .1698289289070495 4.981e-08  
a 2.171357921359128 9.7563e-09 au
q 1.80259853130087 1.1224e-07 au
i 2.09567057175778 4.138e-06 deg
node 132.7359508255422 0.00012574 deg
peri 262.0657709259163 0.00012632 deg
M 23.50057127009232 1.438e-05 deg
tp 2458924.209322481848
(2020-Mar-15.70932248)
4.6412e-05 TDB
period 1168.679841476325
3.20
7.8767e-06
2.157e-08
d
yr
n .308039881602846 2.0761e-09 deg/d
Q 2.540117311417386 1.1413e-08 au
  Orbit Determination Parameters
   # obs. used (total)      503  
   data-arc span      8596 days (23.53 yr)  
   first obs. used      1996-04-20  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62405  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 14:34:10  

Additional Information
 Earth MOID = .810568 au 
 Jupiter MOID = 2.87955 au 
 T_jup = 3.669 
[ 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 16.7   n/a MPO280922  

173454 (2000 QD20)          Discovered 2000-Aug-24 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-03 20:34 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin