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c171c

Modified 12:45, 26 May 2017 by jwagner | Page History
    Table of contents
    1. 1. Fringe search:
    2. 2. Notes

    Version as of 08:37, 25 Nov 2024

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    Fringe search:

    Issues : VEX file frequency setup apparently wrong, fringes only in IF 1 ("freqs a") and loss of SNR when further IFs are included ("freqs a b")

     

    Station Fringes Comment
    Ef   Effelsberg DBBC2
    Eb yes

    EbOn-LL

    		 Effelsberg RDBE
    On

    yes (On-Ys)

    OnYs-LL , OnYs-RR, OnYs-LR

    		 strong in LL but no fringe in RR due to Ys
    Mh

    yes

    MhOn-LL , MhOn-no0494-LL

    MhOn-RR , EbMh-RR

    		 Eb-Mh okay RR fringe but weak LL
    Pv    
    Ys yes RCP is bad?
    Fd

    yes

    FdGb-LL, FdGb-RR

    		  
    La    
    Pt    
    Nl    
    La    
    Kp    
    Ov    
    Br    
    Gb    
    Ku yes fringes inside KVN, KVN ref
    Ky no some 6dB slope in bandpasses
    Kt yes

    KtKu-LL, KtKu-RR

    		 fringes inside KVN, lowish SNR ~30 in 120s if combined-IF&pol (AIPS)

    Notes

    Fringe check started (19may) : 3mm fringe inside KVN on only one baseline, fringe inside EVN, ...