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 ]  
243658 (1999 UC52)
Classification: Main-belt Asteroid          SPK-ID: 2243658
[ 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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2288839819248292 1.0841e-07  
a 3.171195317605486 4.3867e-08 au
q 2.445359505850569 3.3362e-07 au
i 15.52454535557065 1.0009e-05 deg
node 182.1393288431363 2.8164e-05 deg
peri 185.6069893480909 3.2315e-05 deg
M 185.9758014674844 2.0939e-05 deg
tp 2459597.603075309989
(2022-Jan-18.10307531)		 0.00013425 TDB
period 2062.685018167324
5.65		 4.28e-05
1.172e-07		 d
yr
n .1745297982141047 3.6214e-09 deg/d
Q 3.897031129360403 5.3907e-08 au
   Orbit Determination Parameters
   # obs. used (total)      227  
   data-arc span      7150 days (19.58 yr)  
   first obs. used      1999-10-09  
   last obs. used      2019-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62706  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:37:50  

Additional Information
 Earth MOID = 1.44369 au 
 Jupiter MOID = 1.56108 au 
 T_jup = 3.105 
[ 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 15.5   n/a MPO437137  
diameter diameter 5.180 km 0.143 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243658 (1999 UC52)          Discovered 1999-Oct-31 by CSS at Catalina
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
Alternate Designations
 1999 UC52 = 2004 RS88 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-15 08:15 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin