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 ]  
136689 (1995 SF38)
Classification: Main-belt Asteroid          SPK-ID: 2136689
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1342782755276305 4.9183e-08  
a 2.32644052871902 8.6008e-09 au
q 2.014050106405041 1.1651e-07 au
i .5717923077056429 5.5821e-06 deg
node 198.3711985126353 0.00039295 deg
peri 213.6008710409248 0.00039344 deg
M 356.5015060854999 1.7617e-05 deg
tp 2459213.095487507245
(2020-Dec-29.59548751)
6.3436e-05 TDB
period 1296.093580101623
3.55
7.1875e-06
1.968e-08
d
yr
n .2777577217624775 1.5403e-09 deg/d
Q 2.638830951032999 9.7558e-09 au
  Orbit Determination Parameters
   # obs. used (total)      365  
   data-arc span      9245 days (25.31 yr)  
   first obs. used      1995-09-19  
   last obs. used      2021-01-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58525  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:18:30  

Additional Information
 Earth MOID = 1.02406 au 
 Jupiter MOID = 2.69191 au 
 T_jup = 3.562 
[ 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 17.51   n/a E2021B55  

136689 (1995 SF38)          Discovered 1995-Sep-24 by Spacewatch at Kitt Peak
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

Alternate Designations
 1995 SF38 = 1999 YL25 = 2004 FT131 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-16 15:22 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin