Hi David,
Yes 5 years sounds about right for 500km, but the Primary Payload mission objective lifetime is only 3 years and I guess they do need the low orbit to acheive their imaging requirements.
73 Trevor M5AKA
--- On Sun, 20/9/09, G0MRF@aol.com G0MRF@aol.com wrote:
From: G0MRF@aol.com G0MRF@aol.com Subject: [amsat-bb] SumbandilaSat @ 500k To: amsat-bb@amsat.org Date: Sunday, 20 September, 2009, 11:20 PM
Hmmm.
81kg 1000mm x 500mm / 500km altitude / High solar activity......
It will not be up there for too long.
5 years ish ??
David
In a message dated 20/09/2009 21:59:13 GMT Standard Time, m5aka@yahoo.co.uk
writes:
Pieters email on AMSAT-BB indicates SumbandilaSat would be dropped off at 500 km, see
http://www.amsat.org/amsat/archive/amsat-bb/200901/msg04633.html
73 Trevor M5AKA