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 ]  
15328 (1993 RJ9)
Classification: Main-belt Asteroid          SPK-ID: 2015328
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1862452619795546 3.2952e-08  
a 2.422470410050255 9.2162e-09 au
q 1.971296773892726 8.0514e-08 au
i 1.20694393616338 4.1687e-06 deg
node 254.4993943928331 0.00018519 deg
peri 21.99109389712857 0.00018555 deg
M 86.43741524191928 1.2593e-05 deg
tp 2458669.837138974117
(2019-Jul-05.33713897)		 4.7695e-05 TDB
period 1377.165543834866
3.77		 7.8591e-06
2.152e-08		 d
yr
n .2614064820395821 1.4918e-09 deg/d
Q 2.873644046207783 1.0933e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1258  
   data-arc span      10468 days (28.66 yr)  
   first obs. used      1992-03-01  
   last obs. used      2020-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53999  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:34:21  

Additional Information
 Earth MOID = .954952 au 
 Jupiter MOID = 2.24854 au 
 T_jup = 3.488 
[ 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 14.9   n/a MPO435843  

15328 (1993 RJ9)          Discovered 1993-Sep-14 by Debehogne, H., Elst, E. W. at La Silla
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 RJ9 = 1992 EL15 = 1998 XE21 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-27 03:56 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin