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 ]  
7748 (1987 TA)
Classification: Main-belt Asteroid          SPK-ID: 2007748
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2427004588031167 6.2142e-08  
a 2.312652240301388 1.2761e-08 AU
q 1.751370480528186 1.4413e-07 AU
i 4.550093620715903 6.4351e-06 deg
node 340.5966711629209 6.0382e-05 deg
peri 17.75305782488059 6.1366e-05 deg
M 273.3217650565726 1.4219e-05 deg
tp 2457309.793991063856
(2015-Oct-14.29399106)
5.2791e-05 JED
period 1284.588188207348
3.52
1.0632e-05
2.911e-08
d
yr
n .2802454539943907 2.3195e-09 deg/d
Q 2.873934000074591 1.5858e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1050  
   data-arc span      12305 days (33.69 yr)  
   first obs. used      1980-10-14  
   last obs. used      2014-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51757  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:11:16  

Additional Information
 Earth MOID = .748268 AU 
 T_jup = 3.539 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8 mag n/a MPO263418  

7748 (1987 TA)          Discovered 1987-Oct-12 by Niijima, T., Urata, T. at Ojima
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1987 TA = 1980 TP15 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Sep-17 21:37 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin