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 ]  
39053 (2000 UX99)
Classification: Main-belt Asteroid          SPK-ID: 2039053
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1021879293388412 4.1532e-08  
a 2.719784853739101 1.5112e-08 au
q 2.441855671288359 1.112e-07 au
i 5.264210496389413 4.7785e-06 deg
node 21.35578080067901 4.3818e-05 deg
peri 17.19601068719681 4.8798e-05 deg
M 139.3451961661904 2.1839e-05 deg
tp 2458366.353275254272
(2018-Sep-04.85327525)
9.8052e-05 TDB
period 1638.325734861989
4.49
1.3654e-05
3.738e-08
d
yr
n .2197365226826068 1.8313e-09 deg/d
Q 2.997714036189843 1.6656e-08 au
  Orbit Determination Parameters
   # obs. used (total)      823  
   data-arc span      9916 days (27.15 yr)  
   first obs. used      1993-02-26  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54711  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:39:39  

Additional Information
 Earth MOID = 1.44967 au 
 Jupiter MOID = 2.39867 au 
 T_jup = 3.345 
[ 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 15.3   n/a MPO468227  
diameter diameter 2.212 km 0.226 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.329   0.074 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39053 (2000 UX99)          Discovered 2000-Oct-25 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jun-02 21:42 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin