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 ]  
48508 (1993 FF12)
Classification: Outer Main-belt Asteroid          SPK-ID: 2048508
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03944240766282098 4.1316e-08  
a 3.213307379153495 2.789e-08 au
q 3.086566799558971 1.436e-07 au
i 10.23901096869282 6.464e-06 deg
node 30.02550019609275 2.3821e-05 deg
peri 74.10938834262772 9.9567e-05 deg
M 338.2057951216733 9.3381e-05 deg
tp 2459127.869476066778
(2020-Oct-05.36947607)
0.00054551 TDB
period 2103.908430705766
5.76
2.7392e-05
7.5e-08
d
yr
n .1711101085702843 2.2277e-09 deg/d
Q 3.340047958748018 2.899e-08 au
  Orbit Determination Parameters
   # obs. used (total)      871  
   data-arc span      9814 days (26.87 yr)  
   first obs. used      1993-03-17  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5536  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:08:09  

Additional Information
 Earth MOID = 2.12358 au 
 Jupiter MOID = 1.74052 au 
 T_jup = 3.165 
[ 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 14.0   n/a MPO452831  
diameter diameter 4.591 km 0.269 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.231   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48508 (1993 FF12)          Discovered 1993-Mar-17 by UESAC at La Silla
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 FF12 = 1999 GH32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-27 23:52 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin