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 ]  
201006 (2002 CH185)
Classification: Jupiter Trojan          SPK-ID: 2201006
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .007297676358428502 6.0162e-08  
a 5.066820794365567 1.5281e-07 au
q 5.029844776042132 2.25e-07 au
i 4.142210307787794 7.0347e-06 deg
node 5.152192366046884 6.5937e-05 deg
peri 226.7874619397813 0.00048853 deg
M 121.1806986543443 0.0004842 deg
tp 2457598.226604495530
(2016-Jul-28.72660450)
0.0056009 TDB
period 4165.831918675044
11.41
0.00018845
5.159e-07
d
yr
n .08641731280279284 3.9093e-09 deg/d
Q 5.103796812689002 1.5392e-07 au
  Orbit Determination Parameters
   # obs. used (total)      456  
   data-arc span      8066 days (22.08 yr)  
   first obs. used      1998-10-15  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42749  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 05:20:50  

Additional Information
 Earth MOID = 4.02012 au 
 Jupiter MOID = .101018 au 
 T_jup = 2.995 
[ 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 13.0   n/a MPO454421  
rotation period rot_per 30.4 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Stephens, R.D. (2016) http://www.planetarysciences.org/PHP/CS3_Lightcurves.php]

201006 (2002 CH185)          Discovered 2002-Feb-10 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-19 19:27 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin