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 ]  
20824 (2000 UX9)
Classification: Main-belt Asteroid          SPK-ID: 2020824
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2416763834342268 3.764e-08  
a 2.296406671498185 9.5299e-09 au
q 1.741419412236273 8.9451e-08 au
i 2.630212483682627 4.1626e-06 deg
node 216.1555490944268 8.9067e-05 deg
peri 125.7743179289586 8.9428e-05 deg
M 270.8442595327516 9.2843e-06 deg
tp 2459315.288194953672
(2021-Apr-10.78819495)
3.3455e-05 TDB
period 1271.076316448201
3.48
7.9123e-06
2.166e-08
d
yr
n .2832245360419874 1.763e-09 deg/d
Q 2.851393930760097 1.1833e-08 au
  Orbit Determination Parameters
   # obs. used (total)      910  
   data-arc span      25074 days (68.65 yr)  
   first obs. used      1951-09-04  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55364  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 05:16:52  

Additional Information
 Earth MOID = .735023 au 
 Jupiter MOID = 2.56492 au 
 T_jup = 3.554 
[ 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 15.8   n/a MPO324501  
diameter diameter 2.051 km 0.168 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.220   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

20824 (2000 UX9)          Discovered 2000-Oct-24 by LINEAR at Socorro
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 UX9 = 1951 RP = 1998 BX4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-04 00:24 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin