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 ]  
27726 (1990 QM5)
Classification: Main-belt Asteroid          SPK-ID: 2027726
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2442592942824413 5.8776e-08  
a 3.0610022215739 2.4856e-08 AU
q 2.313323979135274 1.7748e-07 AU
i 2.935360730219175 6.2737e-06 deg
node 127.5963897356815 0.00011898 deg
peri 227.4729439974483 0.00011967 deg
M 172.0244766103917 1.4246e-05 deg
tp 2456065.779777957274
(2012-May-18.27977796)
7.0247e-05 JED
period 1956.112796073196
5.36
2.3826e-05
6.523e-08
d
yr
n .1840384668627918 2.2416e-09 deg/d
Q 3.808680464012526 3.0927e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      749  
   data-arc span      8863 days (24.27 yr)  
   first obs. used      1990-08-22  
   last obs. used      2014-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5386  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 03:12:02  

Additional Information
 Earth MOID = 1.31012 AU 
 T_jup = 3.185 
[ 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 13.8 mag n/a MPO319428  

27726 (1990 QM5)          Discovered 1990-Aug-29 by Holt, H. E. at Palomar (675)
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 QM5 = 1998 EN8 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2015-Mar-01 06:54 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin