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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
11939 (1993 FH36)
Classification: Main-belt Asteroid          SPK-ID: 2011939
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1662556257567756 2.9679e-08  
a 2.571088909397321 9.1347e-09 au
q 2.143630913889163 7.8568e-08 au
i 8.970671004313619 3.9389e-06 deg
node 178.721556559645 2.0435e-05 deg
peri 213.0739144206266 2.4038e-05 deg
M 273.6450017733708 1.3686e-05 deg
tp 2458961.709403710467
(2020-Apr-22.20940371)
5.8112e-05 TDB
period 1505.823496105048
4.12
8.0249e-06
2.197e-08
d
yr
n .2390718440316367 1.2741e-09 deg/d
Q 2.998546904905478 1.0653e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2278  
   data-arc span      20825 days (57.02 yr)  
   first obs. used      1962-12-01  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46511  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 23:20:41  

Additional Information
 Earth MOID = 1.15373 au 
 Jupiter MOID = 2.45906 au 
 T_jup = 3.393 
[ 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 13.4   n/a MPO452339  
diameter diameter 13.015 km 0.148 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.044   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

11939 (1993 FH36)          Discovered 1993-Mar-19 by UESAC at La Silla
Reference: 19991026/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 FH36 = 1962 XJ = 1978 SL2 = 1997 EU51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-25 02:34 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin