Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
58699 (1998 BK42)
Classification: Main-belt Asteroid          SPK-ID: 2058699
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1615851726295902 1.5655e-07  
a 2.479338349947267 2.203e-08 au
q 2.078714034663875 3.7848e-07 au
i 15.13464906231648 9.5184e-06 deg
node 84.12011785349529 2.433e-05 deg
peri 352.0631097029738 3.2596e-05 deg
M 213.9679077428637 2.1606e-05 deg
tp 2457978.926166012288
(2017-Aug-13.42616601)
8.9323e-05 JED
period 1425.942863283517
3.90
1.9005e-05
5.203e-08
d
yr
n .2524645336567192 3.3649e-09 deg/d
Q 2.87996266523066 2.559e-08 au
  Orbit Determination Parameters
   # obs. used (total)      555  
   data-arc span      6413 days (17.56 yr)  
   first obs. used      1997-11-30  
   last obs. used      2015-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57396  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 13:32:55  

Additional Information
 Earth MOID = 1.0945 au 
 Jupiter MOID = 2.392 au 
 T_jup = 3.414 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9 mag n/a MPO341078  
rotation period rot_per 7.3657 h n/a LCDB (Rev. 2015-December); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

58699 (1998 BK42)          Discovered 1998-Jan-26 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 BK42 = 2001 QV296 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-09 17:53 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin