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 ]  
118251 (1998 BF18)
Classification: Main-belt Asteroid          SPK-ID: 2118251
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1734574518917028 3.8611e-08  
a 2.623242840143937 9.962e-09 au
q 2.168221821399416 1.004e-07 au
i 2.12111816454681 4.3837e-06 deg
node 13.39913643539047 0.00012347 deg
peri 82.31573244328193 0.00012458 deg
M 126.1749039110493 1.4717e-05 deg
tp 2458456.590489098087
(2018-Dec-04.09048910)
6.2664e-05 TDB
period 1551.872978343847
4.25
8.8401e-06
2.42e-08
d
yr
n .2319777488388197 1.3214e-09 deg/d
Q 3.078263858888457 1.169e-08 au
  Orbit Determination Parameters
   # obs. used (total)      747  
   data-arc span      10046 days (27.50 yr)  
   first obs. used      1992-10-22  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57129  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:18:43  

Additional Information
 Earth MOID = 1.18623 au 
 Jupiter MOID = 2.09916 au 
 T_jup = 3.381 
[ 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 15.8   n/a MPO338090  

118251 (1998 BF18)          Discovered 1998-Jan-22 by Spacewatch at Kitt Peak
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 1998 BF18 = 1996 TX53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-29 23:49 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin