Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
37581 (1990 SU15)
Classification: Main-belt Asteroid          SPK-ID: 2037581
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2202460753742392 6.2642e-08  
a 2.705253439477755 2.047e-08 AU
q 2.109431986540117 1.7102e-07 AU
i 12.51501121470392 7.4504e-06 deg
node 178.8355293676755 2.9858e-05 deg
peri 142.6375779278127 3.378e-05 deg
M 131.7846120439626 1.6508e-05 deg
tp 2456205.560827137389
(2012-Oct-05.06082714)
7.2259e-05 JED
period 1625.213284833979
4.45
1.8446e-05
5.05e-08
d
yr
n .2215093879427495 2.5142e-09 deg/d
Q 3.301074892415392 2.4979e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      601  
   data-arc span      8587 days (23.51 yr)  
   first obs. used      1990-08-18  
   last obs. used      2014-02-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57319  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 04:28:51  

Additional Information
 Earth MOID = 1.1114 AU 
 T_jup = 3.297 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1 mag n/a PDS3 (MPO 26208)  

37581 (1990 SU15)          Discovered 1990-Sep-16 by Holt, H. E. at Palomar (675)
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 SU15 = 1990 QD1 = 1998 HH48 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Jul-22 23:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin