RE: SATOBS 2006 July 13-14

From: Ted Molczan (seesat-list@rogers.com)
Date: Sat Jul 15 2006 - 12:27:52 EDT

  • Next message: Robert: "Re: FW: GENESIS-I"

    Peter Wakelin wrote:
    
    > 99-28C:  I had almost given up trying to get a reliable 
    > measure of the photometric period of this object but last 
    > night the minima were very well defined and I got six times 
    > starting at 234338 UTC before the minima became too faint to 
    > see.  The average was 83.8s and all intervals were within 1s of this.
    
    Excellent. This object is difficult to time accurately.
    
    Your obs confirms that the slow rotational acceleration continues:
    
    http://satobs.org/seesat_ref/99028C_period_of_var/99028C_period_of_var_2.jpg
    
    Additions since I first posted this plot, on 2006 Jan 25:
    
    28/01/2006   87     Kurt Jonckheere
    28/01/2006   86     Kurt Jonckheere
    20/06/2006   84.6   Ted Molczan
    13/07/2006   83.8   Peter Wakelin
    
    I commented on the significance of the acceleration in that earlier post:
    
    http://satobs.org/seesat/Jan-2006/0238.html
    
    Ted Molczan
    
    -------------------------------------------------------------------------
    Subscribe/Unsubscribe info, Frequently Asked Questions, SeeSat-L archive:  
    http://www.satobs.org/seesat/seesatindex.html
    



    This archive was generated by hypermail 2b29 : Sat Jul 15 2006 - 12:29:54 EDT