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[vsnet-history 542] SU Tau, U Gem, chi Cyg (Granslo)


Date: Tue, 30 Mar 1993 15:51:15 +0200
From: granslo@argo.uio.no
Subject: SU Tauri, U Geminorum, Chi Cygni

       Norwegian Astronomical Society  -  Variable Star Section

     *** VARIABLE STAR OBSERVATIONS - REPORT OF 1993 MARCH 30 ***

1. SU TAURI (RCB)

YYYY MM DD.DDD  OBSERVATION               MAGN  CL INSTRUM.   OBSERVER
1993 03 17.01   91-7;101+1                 9.9  2  C203,123x  Granslo, B. H.
1993 03 25.84   91-12;101-4               10.4  2  C203,123x  Granslo, B. H.
1993 03 27.827  101-7;109=V;112+3         10.9  1  C203,123x  Granslo, B. H.
1993 03 28.847  109-3;112-2;117+3         11.3  2  C203,123x  Granslo, B. H.
1993 03 29.818  109-5;112-5;117+1         11.6  2  C203,123x  Granslo, B. H.
Apparently fading quite rapidly.

2. U GEMINORUM (UGSS)

YYYY MM DD.DDD  OBSERVATION               MAGN  CL INSTRUM.   OBSERVER
1993 03 17.98   133>2V                   <13.5  1  C203,123x  Granslo, B. H.
1993 03 19.905  90-4;93+1                  9.3  2  C203,123x  Granslo, B. H.
1993 03 20.053  85-7;90-2;93+2             9.2  1  C203,123x  Granslo, B. H.
1993 03 21.976  85-6;90-1;93+3             9.1  1  C203,123x  Granslo, B. H.
1993 03 23.933  85-7;90-3;93+2             9.2  1  C203,123x  Granslo, B. H.
1993 03 25.829  85-7;90-2;93+2             9.2  1  C203,123x  Granslo, B. H.
1993 03 27.808  90-5;93-1;95=V;101+6       9.5  1  C203,123x  Granslo, B. H.
1993 03 28.842  90-6;93-1;95-1;101+3       9.6  1  C203,123x  Granslo, B. H.
1993 03 29.819  90-7;93-3;95-3;101+3       9.7  1  C203,123x  Granslo, B. H.
In a long outburst and fading slowly.

3. CHI CYGNI (M)

YYYY MM DD.DD   OBSERVATION               MAGN  CL INSTRUM.   OBSERVER
1993 03 02.06   64-6;75+5                  7.0  1  C203,123x  Granslo, B. H.
1993 03 11.03   61-2;64-1                  6.4  2  C203,123x  Granslo, B. H.
1993 03 17.08   51-4;61+5;64+7             5.6  1  B7x35      Granslo, B. H.
1993 03 22.05   51-2;61+8                  5.3  1  B7x35      Granslo, B. H.
1993 03 29.04   48N-1;48S+1;51+4           4.8  1  B7x35      Granslo, B. H.
Approaching a bright maximum.

Time system is Universal Time. Magnitudes are calculated from Pogson's step
method. CL = class: estimated accuracy of observation; 1 = good, 2 = fair,
3 = poor. Instrument (aperture in mm): B = Binouclars, C = Schmidt-Cassegrain.
AAVSO sequences have been used.

Observer: Bjorn H. Granslo, Nordahl Griegs vei 22 A, N-1472 Fjellhamar.

                                                 Kind regards,
                                             Bjoern Haakon Granslo

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