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 ]  
66233 (1999 CC156)
Classification: Main-belt Asteroid          SPK-ID: 2066233
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2096000201328082 4.1376e-08  
a 2.244165625580791 7.4288e-09 au
q 1.773788465277701 9.4752e-08 au
i 5.255113296605662 4.2736e-06 deg
node 248.0517020846941 4.0463e-05 deg
peri 342.0135016730786 4.1332e-05 deg
M 66.71360185592162 8.7981e-06 deg
tp 2458772.941703642681
(2019-Oct-16.44170364)
2.9512e-05 TDB
period 1227.950289141276
3.36
6.0973e-06
1.669e-08
d
yr
n .2931714770406165 1.4557e-09 deg/d
Q 2.714542785883881 8.9859e-09 au
  Orbit Determination Parameters
   # obs. used (total)      939  
   data-arc span      7406 days (20.28 yr)  
   first obs. used      1999-02-14  
   last obs. used      2019-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53442  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:53:19  

Additional Information
 Earth MOID = .764107 au 
 Jupiter MOID = 2.28616 au 
 T_jup = 3.598 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456847.5 (2014-Jul-09.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2096381638186234 4.1358e-08  
q 1.773238233345791 9.4595e-08 au
tp 2456317.308180519945
(2013-Jan-24.80818052)
2.6709e-05 TDB
node 248.1126596872228 4.0452e-05 deg
peri 341.9845980345046 4.132e-05 deg
i 5.256216764776583 4.2744e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      939  
   data-arc span      7406 days (20.28 yr)  
   first obs. used      1999-02-14  
   last obs. used      2019-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53442  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:53:19  

Additional Information
 Jupiter MOID = 2.28616 au 
 T_jup = 3.598 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.710495269520542E-15 -3.90553749326517E-15 -1.631850716941523E-13 -2.645694648334326E-14 -3.56868911514585E-15 -3.126989074040043E-15
q -3.90553749326517E-15 8.948297773189695E-15 3.683870676468065E-13 6.114256187468308E-14 9.669574219438062E-15 7.233334624810733E-15
tp -1.631850716941523E-13 3.683870676468065E-13 7.133910896537954E-10 6.406802583874088E-12 2.331752992920298E-10 9.474667120664428E-13
node -2.645694648334326E-14 6.114256187468308E-14 6.406802583874088E-12 1.636377325598916E-9 -1.627343635548647E-9 -4.60659401969708E-11
peri -3.56868911514585E-15 9.669574219438062E-15 2.331752992920298E-10 -1.627343635548647E-9 1.707362748161029E-9 4.620750215367966E-11
i -3.126989074040043E-15 7.233334624810733E-15 9.474667120664428E-13 -4.60659401969708E-11 4.620750215367966E-11 1.827022528555058E-11

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 15.6   n/a MPO366011  
diameter diameter 2.038 km 0.385 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.223   0.117 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66233 (1999 CC156)          Discovered 1999-Feb-14 by LONEOS at Anderson Mesa
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 CC156 = 2000 SH297 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-03 18:26 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin