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 ]  
59004 (1998 SO43)
Classification: Main-belt Asteroid          SPK-ID: 2059004
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1750886689139778 2.874e-08  
a 3.122034817250487 1.4414e-08 au
q 2.575401896795005 9.0042e-08 au
i .7699351035453088 3.9827e-06 deg
node 227.8713864491861 0.00026673 deg
peri 76.95741867250238 0.00026707 deg
M 16.49506603289745 1.1805e-05 deg
tp 2458908.177703779531
(2020-Feb-28.67770378)
6.606e-05 TDB
period 2014.907159091301
5.52
1.3954e-05
3.82e-08
d
yr
n .1786682817496939 1.2373e-09 deg/d
Q 3.668667737705968 1.6938e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1209  
   data-arc span      9075 days (24.85 yr)  
   first obs. used      1995-12-27  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52663  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:48:38  

Additional Information
 Earth MOID = 1.56042 au 
 Jupiter MOID = 1.58138 au 
 T_jup = 3.192 
[ 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 14.5   n/a MPO445616  
rotation period rot_per 4.35 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

59004 (1998 SO43)          Discovered 1998-Sep-25 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SO43 = 1999 XT80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-28 13:44 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin