[amsat-bb] Re: SumbandilaSat @ 500k

[Trevor .]

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 at aol.com <G0MRF at aol.com> wrote:

> From: G0MRF at aol.com <G0MRF at aol.com>
> Subject: [amsat-bb]  SumbandilaSat @ 500k
> To: amsat-bb at 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 at 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