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 ]  
100099 (1993 FG21)
Classification: Main-belt Asteroid          SPK-ID: 2100099
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .02314748761517327 4.8047e-08  
a 3.003729213669526 2.6172e-08 au
q 2.934200428896777 1.3445e-07 au
i .9124424238573684 4.6889e-06 deg
node 304.767661915494 0.00029062 deg
peri 207.7728955599269 0.00030768 deg
M 121.2114458404944 0.00010071 deg
tp 2458360.277805971104
(2018-Aug-29.77780597)		 0.00053112 TDB
period 1901.470510909487
5.21		 2.4851e-05
6.804e-08		 d
yr
n .1893271538709319 2.4744e-09 deg/d
Q 3.073257998442276 2.6777e-08 au
   Orbit Determination Parameters
   # obs. used (total)      584  
   data-arc span      9547 days (26.14 yr)  
   first obs. used      1993-03-21  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59582  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:34:08  

Additional Information
 Earth MOID = 1.94363 au 
 Jupiter MOID = 1.89996 au 
 T_jup = 3.251 
[ 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 15.3   n/a MPO469005  

100099 (1993 FG21)          Discovered 1993-Mar-21 by UESAC at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1993 FG21 = 2001 XX225 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-04 06:59 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin