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 ]  
385128 (2013 CH121)
Classification: Main-belt Asteroid          SPK-ID: 2385128
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1297100127271725 5.1415e-08  
a 3.119313246739201 5.2573e-08 au
q 2.714707085804621 1.6593e-07 au
i 14.38602982063812 5.671e-06 deg
node 87.23478974082504 2.5864e-05 deg
peri 165.6017702299463 3.913e-05 deg
M 49.20764903091326 2.9917e-05 deg
tp 2458925.446594215251
(2020-Mar-16.94659421)
0.0001643 TDB
period 2012.273051701852
5.51
5.0872e-05
1.393e-07
d
yr
n .1789021622565262 4.5228e-09 deg/d
Q 3.52391940767378 5.9392e-08 au
  Orbit Determination Parameters
   # obs. used (total)      255  
   data-arc span      5880 days (16.10 yr)  
   first obs. used      2003-04-25  
   last obs. used      2019-05-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55891  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:04:13  

Additional Information
 Earth MOID = 1.70048 au 
 Jupiter MOID = 1.56044 au 
 T_jup = 3.155 
[ 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 15.45   n/a MPCxxxxx  
diameter diameter 5.983 km 1.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.086   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

385128 (2013 CH121)          Discovered 2003-Apr-25 by LONEOS at Anderson Mesa
Reference: Last Updated: 2014-01-21

[ show close-approach data ]
Alternate Designations
 2013 CH121 = 2010 NK10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-14 23:01 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin