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 ]  
101616 (1999 CL9)
Classification: Main-belt Asteroid          SPK-ID: 2101616
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1556362430182262 5.9849e-08  
a 2.659476157527238 1.7083e-08 au
q 2.24556527997315 1.6239e-07 au
i 11.65879414876668 5.5695e-06 deg
node 10.64292717560081 2.1382e-05 deg
peri 171.2953603347479 2.6138e-05 deg
M 298.9839550815772 1.9196e-05 deg
tp 2459268.993719291016
(2021-Feb-23.49371929)		 8.6031e-05 TDB
period 1584.136419756396
4.34		 1.5264e-05
4.179e-08		 d
yr
n .2272531554166021 2.1897e-09 deg/d
Q 3.073387035081325 1.9742e-08 au
   Orbit Determination Parameters
   # obs. used (total)      730  
   data-arc span      7932 days (21.72 yr)  
   first obs. used      1999-02-10  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53296  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:59:30  

Additional Information
 Earth MOID = 1.24853 au 
 Jupiter MOID = 1.88417 au 
 T_jup = 3.340 
[ 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 14.8   n/a MPO233951  

101616 (1999 CL9)          Discovered 1999-Feb-12 by Urata, T. at Oohira
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 CL9 = 2001 RX87 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-23 18:39 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin