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 ]  
13613 (1994 UA3)
Classification: Main-belt Asteroid          SPK-ID: 2013613
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1777921098730665 3.4627e-08  
a 2.672745361122683 1.3063e-08 au
q 2.19755232421523 9.2432e-08 au
i 1.192492276184325 3.773e-06 deg
node 241.4633361503263 0.00020267 deg
peri 200.819774248243 0.00020297 deg
M 189.1414389135085 1.1738e-05 deg
tp 2459357.976296860187
(2021-May-23.47629686)
5.4202e-05 TDB
period 1596.007043109922
4.37
1.1701e-05
3.204e-08
d
yr
n .2255629143706765 1.6537e-09 deg/d
Q 3.147938398030136 1.5386e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1161  
   data-arc span      13327 days (36.49 yr)  
   first obs. used      1981-10-30  
   last obs. used      2018-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5396  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 03:13:13  

Additional Information
 Earth MOID = 1.21346 au 
 Jupiter MOID = 2.08827 au 
 T_jup = 3.357 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5   n/a MPO435830  
diameter diameter 6.437 km 2.070 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.059   0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

13613 (1994 UA3)          Discovered 1994-Oct-26 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 UA3 = 1981 UO7 = 1998 QG51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Oct-19 05:51 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin