my visits of the Nation Observatory in Rodewisch
on 2009, August 20th - I visit 1st time the Observatory since german reunification
on 2009, November 7th - amateuer astronomer meeting
on 2010, November 5th - amateuer astronomer meeting
on 2011, January (sun - h-alpha observation)
on 2011, November 4th - deep Sky Observation with friends
on 2011, November 5th - amateuer astronomer meeting
on 2012, November 10th - amateuer astronomer meeting
on 2013, October 5th - amateuer astronomer meeting
on 2014, November 22nd - amateuer astronomer meeting
on 2015, November 7th - amateuer astronomer meeting
on 2016, April 2nd - IOTA/ES amateuer astronomer meeting
on 2017, November 4th - amateuer astronomer meeting
on 2018, November 3th - amateuer astronomer meeting
on 2019, November 2th - amateuer astronomer meeting