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 ]  
26093 (1987 UA1)
Classification: Main-belt Asteroid          SPK-ID: 2026093
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .141632851653639 6.3577e-08  
a 2.36148714444121 1.6063e-08 AU
q 2.027022986030593 1.5407e-07 AU
i 11.3681694662244 6.4469e-06 deg
node 235.6570829652414 3.6834e-05 deg
peri 123.3431530057832 4.7385e-05 deg
M 195.2443697343436 2.9593e-05 deg
tp 2457607.116989605262
(2016-Aug-06.61698961)
0.0001115 JED
period 1325.491067624027
3.63
1.3525e-05
3.703e-08
d
yr
n .2715974545534346 2.7712e-09 deg/d
Q 2.695951302851827 1.8339e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      838  
   data-arc span      22820 days (62.48 yr)  
   first obs. used      1951-11-28  
   last obs. used      2014-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5291  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 14:19:01  

Additional Information
 Earth MOID = 1.04995 AU 
 T_jup = 3.511 
[ 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 13.7 mag n/a MPO279787  
rotation period rot_per 3.3186 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2012) http://www.asu.cas.cz/~ppravec/neo.htm]

26093 (1987 UA1)          Discovered 1987-Oct-25 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1987 UA1 = 1998 QG93 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Aug-30 16:30 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin