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 ]  
136798 (1997 CG2)
Classification: Main-belt Asteroid          SPK-ID: 2136798
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1342186513599593 4.882e-08  
a 2.364634616683123 1.1529e-08 au
q 2.04725654747284 1.1643e-07 au
i 1.692167999261837 5.1492e-06 deg
node 322.9026784455251 0.00016208 deg
peri 17.37786591422242 0.00016293 deg
M 287.206178872234 1.7147e-05 deg
tp 2459269.057019198547
(2021-Feb-23.55701920)
6.3808e-05 TDB
period 1328.141941357708
3.64
9.7128e-06
2.659e-08
d
yr
n .2710553659889589 1.9822e-09 deg/d
Q 2.682012685893406 1.3076e-08 au
  Orbit Determination Parameters
   # obs. used (total)      515  
   data-arc span      8071 days (22.10 yr)  
   first obs. used      1997-02-02  
   last obs. used      2019-03-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61113  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:07:47  

Additional Information
 Earth MOID = 1.03862 au 
 Jupiter MOID = 2.67957 au 
 T_jup = 3.536 
[ 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 16.5   n/a MPO436674  

136798 (1997 CG2)          Discovered 1997-Feb-02 by Spacewatch at Kitt Peak
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

Alternate Designations
 1997 CG2 = 1999 VP158 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-12 07:20 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin