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

Significant website upgrade scheduled for September 27. More details available here.

JPL Small-Body Database Browser
Search: [ help ]  
85300 (1994 UW2)
Classification: Main-belt Asteroid          SPK-ID: 2085300
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 .2480845109818093 4.6371e-08  
a 2.394421431059317 8.9357e-09 au
q 1.800402561250603 1.0875e-07 au
i 24.03761219331555 4.7631e-06 deg
node 215.9824817541762 7.92e-06 deg
peri 198.3248554278529 1.118e-05 deg
M 65.27013983193913 5.8868e-06 deg
tp 2459151.135710381686
(2020-Oct-28.63571038)
2.2263e-05 TDB
period 1353.316301911294
3.71
7.5756e-06
2.074e-08
d
yr
n .2660131999382336 1.4891e-09 deg/d
Q 2.988440300868032 1.1152e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1419  
   data-arc span      9657 days (26.44 yr)  
   first obs. used      1994-10-30  
   last obs. used      2021-04-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41291  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:25:43  

Additional Information
 Earth MOID = .818355 au 
 Jupiter MOID = 2.44634 au 
 T_jup = 3.373 
[ 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 14.90   n/a MPCxxxxx  
diameter diameter 3.422 km 0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.239   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85300 (1994 UW2)          Discovered 1994-Oct-30 by Helin, E. F. at Palomar
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1994 UW2 = 1994 WO13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Sep-26 11:00 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin