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 ]  
160566 (1998 SO156)
Classification: Main-belt Asteroid          SPK-ID: 2160566
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2142457439334672 4.3044e-08  
a 2.800722964024227 2.3658e-08 au
q 2.200679989045311 1.2342e-07 au
i 7.619102430303598 6.5709e-06 deg
node 4.666656152825317 3.2836e-05 deg
peri 299.2834082967781 3.6986e-05 deg
M 272.4572232604657 2.0848e-05 deg
tp 2459416.814437638471
(2021-Jul-21.31443764)
0.00010206 TDB
period 1711.999586165363
4.69
2.1692e-05
5.939e-08
d
yr
n .2102804246619878 2.6643e-09 deg/d
Q 3.400765939003144 2.8726e-08 au
  Orbit Determination Parameters
   # obs. used (total)      419  
   data-arc span      7885 days (21.59 yr)  
   first obs. used      1998-09-26  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60301  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 01:34:10  

Additional Information
 Earth MOID = 1.19804 au 
 Jupiter MOID = 1.92439 au 
 T_jup = 3.278 
[ 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 15.5   n/a MPO433027  
diameter diameter 4.571 km 1.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160566 (1998 SO156)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 1998 SO156 = 2003 VT9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-12 16:31 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin