Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
13537 (1991 SG)
Classification: Main-belt Asteroid          SPK-ID: 2013537
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07961706206688006 6.4411e-08  
a 3.172024459543541 3.2221e-08 au
q 2.919477191270401 2.008e-07 au
i 9.869794413930588 7.1281e-06 deg
node 157.296162562648 3.5751e-05 deg
peri 187.8134875303452 5.3779e-05 deg
M 113.1026909918417 3.9185e-05 deg
tp 2456752.203532244422
(2014-Apr-04.70353224)
0.0002248 JED
period 2063.494036661272
5.65
3.1441e-05
8.608e-08
d
yr
n .174461371636663 2.6583e-09 deg/d
Q 3.424571727816681 3.4787e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1050  
   data-arc span      14191 days (38.85 yr)  
   first obs. used      1977-02-11  
   last obs. used      2015-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46293  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:24:30  

Additional Information
 Earth MOID = 1.91001 au 
 Jupiter MOID = 1.96386 au 
 T_jup = 3.174 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.9 mag n/a MPO350910  

13537 (1991 SG)          Discovered 1991-Sep-29 by McNaught, R. H. at Siding Spring
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 SG = 1977 CM1 = 1989 EO7 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-11 10:43 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin