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 ]  
15290 (1991 TF1)
Classification: Main-belt Asteroid          SPK-ID: 2015290
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1355731797033923 7.8116e-08  
a 3.178838106679133 4.3963e-08 AU
q 2.747872916794332 2.6187e-07 AU
i 17.69015786066828 1.0404e-05 deg
node 170.5294342639092 2.5599e-05 deg
peri 276.10868760 4.6367e-05 deg
M 349.2525293818375 3.8421e-05 deg
tp 2457062.302324269626
(2015-Feb-08.80232427)
0.00022115 JED
period 2070.146318843271
5.67
4.2945e-05
1.176e-07
d
yr
n .1739007512286166 3.6076e-09 deg/d
Q 3.609803296563935 4.9923e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      612  
   data-arc span      8420 days (23.05 yr)  
   first obs. used      1991-10-12  
   last obs. used      2014-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52967  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:24:13  

Additional Information
 Earth MOID = 1.83381 AU 
 T_jup = 3.112 
[ 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 12.9 mag n/a PDS3 (MPO 849)  

15290 (1991 TF1)          Discovered 1991-Oct-12 by McNaught, R. H. at Siding Spring (413)
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 TF1 = 1999 CU4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Nov-24 15:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin