Changes in the PPAS observation program

From: Bram Dorreman (bram.dorreman@skynet.be)
Date: Wed Feb 08 2006 - 15:25:36 EST

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    Changes in the PPAS observation program.
    
    1974-025A  07274  Meteor-1 17 FP = 13.2 by EC.
       His comment: varying but uncertain.
       Timings 13.16, 40.29, 13.89 and 38.55
       May be it was only two cycles: 53.45, 52.44
       Added to program.
       Assigned priority: 1 until more observations have been received
    
    1983-004A  13777  IRAS variable according to RE on February 3rd.
       confirmed by PN, who suggested two periods: 7 and 28 seconds on February
    4th.
       confirmed by EC, who found FP = 28.1 on February 5th.
       Added to program.
       Assigned priority: 1, until more observations have been received
    
    1987-020B  17536  Kosmos 2823 rocket [Tsyklon]  FP is increasing during
    several months
       Change priority from 2 to 4
    
    1987-027B  17590  Kosmos 1833 rocket [Zenit] experienced a mean motion
    decrement according to MM
       Check on variability. Two later observations indicate Steady behaviour.
       Added to program.
       Assigned priority: 2, until more observations have been received.
    
    1990-081J   20846  CZ-4 rocket debris  was seen variable by LB on January
    18th. Added in program
       Added to program.
       Assigned priority: 2, until more observations have been received.
    
    1992-010A  21893  Superbird B1 was added to the program last month. FP is
    decreasing according to EC.
       Change priority form 2 to 1.
    
    1994-078B  23412  Geo-IK rocket [Tsyklon] had a changed mean motion between
    Jan. 10 and Jan. 18 according to MM.
       Add to program to check on being variable.
       Assigned priority 2.
    
    1999-028C  25744  USA 144 decoy.
       TM mentioned an ever decreasing FP, more flash observations requested.
       Priority changed from 4 to 2 (and international designation changed from
    ~A to ~C)
    
    Bram Dorreman
    PPAS collector
    
    
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