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 ]  
213249 (2001 CH23)
Classification: Main-belt Asteroid          SPK-ID: 2213249
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .05421882024527229 3.8806e-08  
a 2.374873257697585 1.5387e-08 au
q 2.246110431433176 8.6113e-08 au
i 4.618131731916363 3.6606e-06 deg
node 131.1910402683755 5.4339e-05 deg
peri 2.452599279452794 7.2043e-05 deg
M 154.9005056445975 5.0013e-05 deg
tp 2458625.312529298830
(2019-May-21.81252930)
0.00018261 TDB
period 1336.777362932018
3.66
1.2991e-05
3.557e-08
d
yr
n .2693043808060864 2.6172e-09 deg/d
Q 2.503636083961994 1.6221e-08 au
  Orbit Determination Parameters
   # obs. used (total)      417  
   data-arc span      7115 days (19.48 yr)  
   first obs. used      2001-01-24  
   last obs. used      2020-07-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .65221  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:41:56  

Additional Information
 Earth MOID = 1.26011 au 
 Jupiter MOID = 2.49729 au 
 T_jup = 3.536 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.72   n/a E2021B55  

213249 (2001 CH23)          Discovered 2001-Feb-01 by LONEOS at Anderson Mesa
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

Alternate Designations
 2001 CH23 = 2005 ED52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-18 09:23 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin