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 ]  
5627 (1991 MA)
Classification: Inner Main-belt Asteroid          SPK-ID: 2005627
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02112704838445711 7.4958e-08  
a 1.877808815865276 8.3145e-09 au
q 1.83813625815573 1.4026e-07 au
i 26.35235334172875 8.832e-06 deg
node 77.79474422129528 1.1579e-05 deg
peri 170.1827190741336 0.00013048 deg
M 230.1054512870093 0.0001283 deg
tp 2457739.628205618712
(2016-Dec-17.12820562)
0.0003347 JED
period 939.8866637005096
2.57
6.2424e-06
1.709e-08
d
yr
n .3830249049205706 2.5439e-09 deg/d
Q 1.917481373574822 8.4902e-09 au
  Orbit Determination Parameters
   # obs. used (total)      782  
   data-arc span      10735 days (29.39 yr)  
   first obs. used      1986-07-26  
   last obs. used      2015-12-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48689  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 12:57:02  

Additional Information
 Earth MOID = .822432 au 
 Jupiter MOID = 3.13014 au 
 T_jup = 3.847 
[ 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 14.3 mag n/a MPO358685  

5627 (1991 MA)          Discovered 1991-Jun-16 by McNaught, R. H. at Siding Spring
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1991 MA = 1989 WO2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-14 05:57 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin