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 ]  
13756 (1998 ST72)
Classification: Main-belt Asteroid          SPK-ID: 2013756
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09025439239281312 4.2676e-08  
a 2.950081699951791 1.6237e-08 au
q 2.683823868613485 1.2844e-07 au
i 3.172884384931995 4.0294e-06 deg
node 95.34451084714777 0.00010052 deg
peri 317.0336647085285 0.0001052 deg
M 72.48745774285968 2.9755e-05 deg
tp 2458627.842505259287
(2019-May-24.34250526)
0.00015267 TDB
period 1850.757390093068
5.07
1.528e-05
4.183e-08
d
yr
n .1945149601601196 1.6059e-09 deg/d
Q 3.216339531290097 1.7703e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1135  
   data-arc span      10464 days (28.65 yr)  
   first obs. used      1991-05-15  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56606  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 23:14:10  

Additional Information
 Earth MOID = 1.69595 au 
 Jupiter MOID = 2.08663 au 
 T_jup = 3.261 
[ 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 MPO458955  
diameter diameter 3.409 km 0.573 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.419   0.154 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

13756 (1998 ST72)          Discovered 1998-Sep-21 by Elst, E. W. at La Silla
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 ST72 = 1996 LN4 = 1998 UV37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-18 03:56 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin