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 ]  
18470 (1995 UX44)
Classification: Main-belt Asteroid          SPK-ID: 2018470
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08056458210137334 3.3927e-08  
a 2.95349470607688 1.4501e-08 au
q 2.715547639343178 1.0755e-07 au
i 1.899934287896532 5.2526e-06 deg
node 22.57579798591843 0.00010236 deg
peri 48.61315828193732 0.00010942 deg
M 348.5507229744163 3.8591e-05 deg
tp 2459455.462825245494
(2021-Aug-28.96282525)
0.00019884 TDB
period 1853.970083957827
5.08
1.3654e-05
3.738e-08
d
yr
n .19417789052533 1.43e-09 deg/d
Q 3.191441772810583 1.5669e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1582  
   data-arc span      10981 days (30.06 yr)  
   first obs. used      1991-01-19  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4942  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 18:00:45  

Additional Information
 Earth MOID = 1.73023 au 
 Jupiter MOID = 2.01926 au 
 T_jup = 3.263 
[ 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 14.10   n/a E2021B10  
diameter diameter 4.440 km 0.141 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.247   0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18470 (1995 UX44)          Discovered 1995-Oct-27 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 UX44 = 1997 EH35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Aug-03 14:18 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin