その他惑星 ALPO-Japan Latest

Ganymede eclipses Europa - possible details on Ganymede Image 2009/08/04(UT)

Marc Delcroix
Delcroix

Marc Delcroix (254mm SC)
Here are the results of my second "phemu" observation:
Lightcurve showing my own analysis with a observed minimum intensity
time for Europa 23s earlier than predicted:


An animation showing the event:


All data and further information is available upon request.

On top of that, despite the many observations i did for the past 4 years on Jupiter i think i got detail on Ganymede for the first time:


(dark cap beeing Galileo Region, see


One hour later the eclipse which results i posted a while ago, due to opposition the same satellites went for a very small partial occultation.
Bad conditions (lot of turbulence and clouds) prevented me to do any scientific analysis of the phenomenon, but i managed to do this average quality animation

[Marc Delcroix Tournefeuille,France]
ALPO-Japan Latest Oplanets Section
2009/08/11 [ISS]
2009/08/04 [45 Cap conjunction]