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[vsnet-history 748] V1974 Cyg (NAS.VSS)




Date: Fri, 16 Apr 1993 18:24:47 +0200
From: granslo@argo.uio.no
Subject: V1974 Cygni (NAS.VSS Report No. 061)

          Norwegian Astronomical Society - Variable Star Section

OBSERVATIONS OF V1974 CYGNI (NOVA CYGNI 1992) - REPORT NO. 061 (1993 April 16)
==============================================================================

YYYY MM DD.DDD  OBSERVATION                MAG  CL INSTRUM.   OBSERVER
1993 03 01.762  N-3;P+2                   11.0  1  M316,130x  Midtskogen, O.
1993 03 10.863  N-1.5;P+4                 10.8  1  M316,62x   Midtskogen, O.
1993 03 18.138  N-3;P+3                   10.9  1  M316,62x   Midtskogen, O.
1993 03 27.944  N-2;P+3                   10.9  1  M316,62x   Midtskogen, O.
1993 03 28.001  M-7;N-2                   10.8     M152,98x   Lauvstad, A.
1993 03 30.966  N-7;P-3;R+3;Q+4           11.3  1  C203,123x  Granslo, B. H.
1993 03 31.126  N-4;P+2.5                 11.0  1  M316,62x   Midtskogen, O.
1993 04 06.082  P-4;Q+3;R+3               11.4  1  M152,135x  Granslo, B. H.
1993 04 06.922  P-4;Q+2;R+3               11.4  2  M152,135x  Granslo, B. H.
1993 04 10.953  P-4;Q+2;R+2               11.4  1  M203,135x  Granslo, B. H.
1993 04 11.956  P-4;Q+1;R+2               11.5  1  M152,135x  Granslo, B. H.
1993 04 15.010  P-6;Q=V;R=V               11.6  1  C203,80x   Granslo, B. H.
1993 04 15.926  P-5;Q+1;R+1               11.5  1  C203,123x  Granslo, B. H.

Time system is Universal Time. Magnitudes were calculated from Pogson's step
method. CL = class: estimated accuracy of observation; 1 = good, 2 = fair,
3 = poor. Instrument (aperture in mm): C = Schmidt-Cassegrain. Comparison
stars (sequence: The Astronomer): M = 10.07, N = 10.63, P = 11.17. Q = 11.3,
R = 11.8.

Observers and observing sites: Bjorn H. Granslo, Fjellhamar, Norway
(Mar 30/31, Apr 14/15, Apr 15/16) and Malm, Norway (others); Andreas Lauvstad,
Levanger, Norway; Ornulf Midtskogen, Tranby, Norway.

                                                Bjorn H. Granslo


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