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 ]  
52883 (1998 SO54)
Classification: Main-belt Asteroid          SPK-ID: 2052883
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1212147568415762 3.4052e-08  
a 2.33510698181284 1.0459e-08 au
q 2.05205755681333 8.1734e-08 au
i 11.04608369093709 4.9196e-06 deg
node 189.4351556073326 1.9561e-05 deg
peri 79.36435965903702 2.8691e-05 deg
M 355.4961233569974 2.1615e-05 deg
tp 2458616.805817855357
(2019-May-13.30581786)
7.8297e-05 TDB
period 1303.342629742859
3.57
8.7564e-06
2.397e-08
d
yr
n .2762128635898495 1.8557e-09 deg/d
Q 2.618156406812351 1.1727e-08 au
  Orbit Determination Parameters
   # obs. used (total)      835  
   data-arc span      10204 days (27.94 yr)  
   first obs. used      1991-09-12  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54385  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:21:23  

Additional Information
 Earth MOID = 1.07075 au 
 Jupiter MOID = 2.48744 au 
 T_jup = 3.534 
[ 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 15.5   n/a MPO493240  
diameter diameter 2.476 km 0.443 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.240   0.182 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52883 (1998 SO54)          Discovered 1998-Sep-16 by LONEOS at Anderson Mesa
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SO54 = 2001 KS39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-22 05:37 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin