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 ]  
118296 (1998 SL122)
Classification: Main-belt Asteroid          SPK-ID: 2118296
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2457810874418418 3.8061e-08  
a 2.349604216843051 7.384e-09 au
q 1.772115937369429 8.9176e-08 au
i 4.504122984579868 4.7021e-06 deg
node 208.3070916243282 4.5867e-05 deg
peri 152.5904590892221 4.6774e-05 deg
M 68.97983412167162 9.1263e-06 deg
tp 2458948.436396179829
(2020-Apr-08.93639618)
3.2718e-05 TDB
period 1315.498921252877
3.60
6.2013e-06
1.698e-08
d
yr
n .2736604296544289 1.29e-09 deg/d
Q 2.927092496316673 9.1989e-09 au
  Orbit Determination Parameters
   # obs. used (total)      657  
   data-arc span      8170 days (22.37 yr)  
   first obs. used      1998-09-26  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5325  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:56:35  

Additional Information
 Earth MOID = .769253 au 
 Jupiter MOID = 2.54054 au 
 T_jup = 3.513 
[ 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 16.25   n/a MPCxxxxx  
diameter diameter 3.682 km 0.178 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118296 (1998 SL122)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 1998 SL122 = 2005 OY7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-09 20:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin