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 ]  
85574 (1998 CG)
Classification: Main-belt Asteroid          SPK-ID: 2085574
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05658431538329891 3.794e-08  
a 2.937192025022454 1.816e-08 au
q 2.770993025137273 1.0756e-07 au
i 5.075769377244123 3.6903e-06 deg
node 185.0634357393413 4.6092e-05 deg
peri 305.2098459997006 5.7222e-05 deg
M 163.0406608215969 3.5774e-05 deg
tp 2458167.796550880308
(2018-Feb-18.29655088)
0.00018059 TDB
period 1838.64098791349
5.03
1.7051e-05
4.668e-08
d
yr
n .1957967881530434 1.8158e-09 deg/d
Q 3.103391024907635 1.9187e-08 au
  Orbit Determination Parameters
   # obs. used (total)      682  
   data-arc span      10497 days (28.74 yr)  
   first obs. used      1991-11-02  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58364  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:56:13  

Additional Information
 Earth MOID = 1.78914 au 
 Jupiter MOID = 1.91904 au 
 T_jup = 3.266 
[ 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 15.2   n/a MPO296715  
diameter diameter 4.126 km 1.488 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.104   0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85574 (1998 CG)          Discovered 1998-Feb-01 by Ticha, J., Tichy, M. at Klet
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 CG = 2001 SL252 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-19 07:13 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin