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 ]  
213903 (2003 UK49)
Classification: Main-belt Asteroid          SPK-ID: 2213903
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1078299299038421 5.1767e-08  
a 2.726010255105704 2.2624e-08 au
q 2.432064760380501 1.349e-07 au
i 9.139894345884118 5.7364e-06 deg
node 314.3188489839849 3.3733e-05 deg
peri 158.8327902793725 4.5241e-05 deg
M 223.9008763915612 3.3518e-05 deg
tp 2459822.001931499457
(2022-Aug-30.50193150)
0.0001574 TDB
period 1643.953975659043
4.50
2.0465e-05
5.603e-08
d
yr
n .2189842327280969 2.7261e-09 deg/d
Q 3.019955749830907 2.5064e-08 au
  Orbit Determination Parameters
   # obs. used (total)      344  
   data-arc span      8992 days (24.62 yr)  
   first obs. used      1996-03-27  
   last obs. used      2020-11-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57112  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:44:34  

Additional Information
 Earth MOID = 1.45062 au 
 Jupiter MOID = 2.06702 au 
 T_jup = 3.330 
[ 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 15.70   n/a E2021B55  

213903 (2003 UK49)          Discovered 2003-Oct-16 by NEAT at Palomar
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-17 17:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin