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

Significant website upgrade scheduled for September 27. More details available here.

JPL Small-Body Database Browser
Search: [ help ]  
85919 (1999 CH100)
Classification: Main-belt Asteroid          SPK-ID: 2085919
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1204240861421663 3.6946e-08  
a 2.236523647224548 8.1978e-09 au
q 1.967192330872187 8.3786e-08 au
i 4.92786972512018 5.4314e-06 deg
node 345.7061272547323 4.323e-05 deg
peri 70.35342537350249 4.9258e-05 deg
M 332.9976871142443 2.5008e-05 deg
tp 2459488.134103018704
(2021-Sep-30.63410302)
8.511e-05 TDB
period 1221.683387875102
3.34
6.717e-06
1.839e-08
d
yr
n .2946753664434736 1.6202e-09 deg/d
Q 2.505854963576908 9.185e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1375  
   data-arc span      8718 days (23.87 yr)  
   first obs. used      1997-09-02  
   last obs. used      2021-07-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54988  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:10:43  

Additional Information
 Earth MOID = .98455 au 
 Jupiter MOID = 2.79406 au 
 T_jup = 3.623 
[ 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 15.18   n/a MPCxxxxx  

85919 (1999 CH100)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Sep-22 06:36 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin