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 ]  
441889 (2010 CH161)
Classification: Main-belt Asteroid          SPK-ID: 2441889
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1566597534168783 9.4499e-08  
a 2.611057759004979 2.0349e-08 au
q 2.202010094322032 2.5421e-07 au
i 11.89642030894204 5.5916e-06 deg
node 141.3912760658081 5.0696e-05 deg
peri 111.7966809257188 6.2664e-05 deg
M 71.85743551079003 3.0826e-05 deg
tp 2458692.895731086703
(2019-Jul-28.39573109)
0.00013151 TDB
period 1541.072764726745
4.22
1.8015e-05
4.932e-08
d
yr
n .2336035054540941 2.7309e-09 deg/d
Q 3.020105423687926 2.3537e-08 au
  Orbit Determination Parameters
   # obs. used (total)      92  
   data-arc span      7708 days (21.10 yr)  
   first obs. used      1998-05-26  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65237  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:38:17  

Additional Information
 Earth MOID = 1.21942 au 
 Jupiter MOID = 2.15158 au 
 T_jup = 3.362 
[ 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 17.4   n/a MPO477084  

441889 (2010 CH161)          Discovered 1998-May-26 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2010 CH161 = 1998 KX11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-10 16:44 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin