Re: Seeing flares from New Iridiums

Vandegriff (
Sun, 25 Jan 1998 23:58:06 -0700

One thing to remember is that the "new" satellites may not have deployed
their MMAs yet, so they may not flare.

-----Original Message-----
From: Tony Beresford <>
To: <>
Date: Sunday, January 25, 1998 6:12 PM
Subject: Re: Seeing flares from New Iridiums

>At 18:23 25/01/98 -0600, you wrote:
>> Will the various programs for predicting Iridium flares work on
>>satellites that are still being moved into their desired long-term orbits?
>>(For example, the new batch of recently launched ones.)
>Of course Joe as long as the elemnts you use are as recent as possible.
>The only problem with new ones is keeping up with the changes.
>Actually most of the new ones are already in 14.342.. orbit now
>as shown in the elements available.
>> How can we tell those apart from the ones that are sick, and hence
>>also not maintaining a controlled orientation (like #21)? (Other than just
>>knowing which ones are healthy, which ones are sick, and which ones are
>>still being moved into place?)
>I dont think there is any other way apart from an emprical approach,
>as you state above.
>Tony Beresford