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 ]  
17521 Kiek (1993 BR4)
Classification: Main-belt Asteroid          SPK-ID: 2017521
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0580504097424944 4.0182e-08  
a 2.814499203078859 1.2723e-08 au
q 2.651116371120207 1.0956e-07 au
i .9599552639854095 3.8868e-06 deg
node 338.2763730602783 0.00020118 deg
peri 328.9424293444711 0.00020418 deg
M 155.8422478060782 3.688e-05 deg
tp 2458453.908871894061
(2018-Dec-01.40887189)
0.00017572 TDB
period 1724.646621194687
4.72
1.1695e-05
3.202e-08
d
yr
n .2087384137572617 1.4155e-09 deg/d
Q 2.977882035037511 1.3462e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1897  
   data-arc span      10273 days (28.13 yr)  
   first obs. used      1993-01-27  
   last obs. used      2021-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51849  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:05:19  

Additional Information
 Earth MOID = 1.63425 au 
 Jupiter MOID = 2.16004 au 
 T_jup = 3.317 
[ 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 13.97   n/a E2021B10  

17521 Kiek           Discovered 1993 Jan. 27 by E. W. Elst at Caussols.
Israël David Kiek (1811-1899) was a famous photographer in Leiden. The Dutch phrase een kiekje maken is still widely used to mean "to take a snapshot".
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080819/MPCPages.arcLast Updated: 2008-08-25

[ show close-approach data ]
Alternate Designations
 1993 BR4 = 1998 FG13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-15 03:34 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin