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Supernova 1994I - Photometry Report No. 4 (diff.)
- To: @sn1994.dst@gollum.uio.no
- Subject: Supernova 1994I - Photometry Report No. 4 (diff.)
0100
0105 Supernova 1994I in NGC 5194 = M51 - Photometry Update No. 4 (1994/05/04)
0110
0115 SN 1994I *[type Ic] [IAUC 5981] 13.0 mag.[mv] - [21 mag.
0120 R.A. = 13h 27m 47s.731 Decl. = +47d 26' 57".84 (B1950.0) [IAUC 5963]
0125
0130 The corresponding J2000.0 position is R.A. = 13h 29m.90, Decl. =
0135 +47d 11'.5. SN 1994I is located 14".3 east and 12".3 south from the
0140 center of the galaxy.
0150
0155 This report contains new entries (*) and revisions (#) since Update
0160 No. 3 (1994/04/22). The complete file of photometric observations is
0165 available by anonymous ftp at medusa.uio.no in pub/bgranslo/sn1994i
0170 (file name sn1994d.f04) or at sasun12.kusastro.kyoto-u.ac.jp
0175 [130.54.52.122] in pub/tkato/sn1994i.
0180
0400 Sources:
0480 #HAA/VSS Hungarian Astronomical Association, Variable Star Section
0490 c/o Istvan Tepliczky (tepi@mcse.zpok.hu) and
0495 Attila Mizser (H697Kon%HUELLA.bitnet@lilje.uib.no)
0680 #AAM Agrupacion Astronomica de Madrid, M 1 group (Spain)
0690 c/o Jose Ripero-Osorio (fax) and Diego Rodriguez-Perez
0695 (aam@000.ics.sicyd.es)
0899
0900 Time system is year, number of month and date with decimals in U.T.
0999
1000---------------------------------------------------------------------------
1010 YYYY+
1020 MM DD.DDD MAGN MS SEQ OBSERVER NOTES SOURCE
1030---------------------------------------------------------------------------
1040
1994 03 28.44 [16.2 R HC #Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 03 29.39 [16.7 V HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 03 30.916 [16.0: V *Wild, P. Photo with T-Max film IAUC 5973
1994 03 30.916 &1 Observed from Zimmerwald. The photograph tentatively suggest
1994 03 30.916 &2 that the sunpernova was not visible, although the bright
1994 03 30.916 &3 galaxy background makes it difficult to draw a definite
1994 03 30.916 &4 conclusion.
1994 03 31.43 15.9: V HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 03 31.43 &1 Magnitude V = 15.88 +/- 0.25.
1994 03 31.96 15.5: V *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 03 31.96 &1 Bare CCD = "V". Magnitude 15.5 +/- 0.3.
1994 03 31.96 &2 Time of observation is apparently in error (comment by BHG).
1994 04 02.02 14.5 V *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 02.02 &1 Bare CCD = "R". Magnitude 14.50 +/- 0.15.
1994 04 02.02 &2 Time of observation is apparently in error (comment by BHG).
1994 04 03.833 [13.0 mv #Pietz, J. 20.3-cm SCT Mail(jpz)
1994 04 04.845 13.3 mv HC #Pietz, J. 20.3-cm SCT Mail(jpz)
1994 04 04.868 13.2 mv HC #Pietz, J. 20.3-cm SCT Mail(jpz)
1994 04 05.6 13.1 V HC *Sadakane, K. et al. 51 -cm refl. + CCD Mail(kat)
1994 04 05.6 12.9 R HC *Sadakane, K. et al. 51 -cm refl. + CCD Mail(kat)
1994 04 05.6 13.0 I HC *Sadakane, K. et al. 51 -cm refl. + CCD Mail(kat)
1994 04 05.6 &1 Magnitudes V = 13.1 +/- 0.02 (using 5 CCD frames), R = 12.9
1994 04 05.6 &2 +/- 0.07 (5), I = 13.0 +/- 0.01 (2). Cloudy night.
1994 04 05.6 &3 This and the following observations by Sadakane et al. were
1994 04 05.6 &4 made from the campus at Osaka Kyoiku University. They used
1994 04 05.6 &5 a 51-cm f/12 reflector and a LN 12 cooled CCD camera, which
1994 04 05.6 &6 was mounted at the Cassegrain focus. The typical exposure
1994 04 05.6 &7 times were a few minutes in all bands. Data reductions and
1994 04 05.6 &8 measurements were carried out by using the APPHOT package
1994 04 05.6 &9 in IRAF. (From a message to Dr. Yamaoka, via T. Kato.)
1994 04 05.861 13.1 mv *Pietz, J. 20.3-cm SCT Mail(jpz)
1994 04 05.910 13.0 mv HC #Pietz, J. 20.3-cm SCT Mail(jpz)
1994 04 06.829 13.1 mv HC #Pietz, J. 20.3-cm SCT Mail(jpz)
1994 04 06.986 12.9 mv TA #Pietz, J. 20.3-cm SCT Mail(jpz)
1994 04 08.8 12.9 V HC *Sadakane, K. et al. 51 -cm refl. + CCD Mail(kat)
1994 04 08.8 12.5 R HC *Sadakane, K. et al. 51 -cm refl. + CCD Mail(kat)
1994 04 08.8 &1 Magnitudes V = 12.9 +/- 0.03 (6), R = 12.5 +/- 0.05 (4).
1994 04 09.7 12.9 V HC *Sadakane, K. et al. 51 -cm refl. + CCD Mail(kat)
1994 04 09.7 12.6 R HC *Sadakane, K. et al. 51 -cm refl. + CCD Mail(kat)
1994 04 09.7 &1 Magnitudes V = 12.9 +/- 0.04 (4), R = 12.6 +/- 0.05 (5).
1994 04 09.966 13.1 mv *Pietz, J. 20.3-cm SCT Mail(jpz)
1994 04 10.6 13.0 V HC *Sadakane, K. et al. 51 -cm refl. + CCD Mail(kat)
1994 04 10.6 12.6 R HC *Sadakane, K. et al. 51 -cm refl. + CCD Mail(kat)
1994 04 10.6 12.4 I HC *Sadakane, K. et al. 51 -cm refl. + CCD Mail(kat)
1994 04 10.6 &1 Magnitudes V = 13.0 +/- 0.07 (5), R = 12.6 +/- 0.14 (7),
1994 04 10.6 &2 I = 12.4 +/- 0.16 (4). Cloudy night.
1994 04 11.5 12.9 V HC *Sadakane, K. et al. 51 -cm refl. + CCD Mail(kat)
1994 04 11.5 12.5 R HC *Sadakane, K. et al. 51 -cm refl. + CCD Mail(kat)
1994 04 11.5 12.3 I HC *Sadakane, K. et al. 51 -cm refl. + CCD Mail(kat)
1994 04 11.5 &1 Magnitudes V = 12.9 +/- 0.02 (8), R = 12.5 +/- 0.0 (5),
1994 04 11.5 &2 I = 12.3 +/- 0.01 (6).
1994 04 12.3 14.65 U HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 12.3 14.18 B HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 12.3 13.10 V HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 12.3 12.76 Rc HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 12.3 12.61 Ic HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 13.4 14.93 U HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 13.4 14.38 B HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 13.4 13.18 V HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 13.4 12.84 Rc HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 13.4 12.64 Ic HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 13.6 13.1 V HC *Sadakane, K. et al. 51 -cm refl. + CCD Mail(kat)
1994 04 13.6 12.6 R HC *Sadakane, K. et al. 51 -cm refl. + CCD Mail(kat)
1994 04 13.6 12.4 I HC *Sadakane, K. et al. 51 -cm refl. + CCD Mail(kat)
1994 04 13.6 &1 Magnitudes V = 13.1 +/- 0.02 (7), R = 12.6 +/- 0.01 (8),
1994 04 13.6 &2 I = 12.4 +/- 0.03 (7).
1994 04 14.4 14.46 B HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 14.4 13.33 V HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 14.4 12.91 Rc HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 14.4 12.70 Ic HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 14.834 13.5 mv KM #Pietz, J. 20.3-cm SCT Mail(jpz)
1994 04 15.4 14.73:B HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 15.4 13.46 V HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 15.4 13.02 Rc HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 15.4 12.80 Ic HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 18.4 15.13:B HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 18.4 13.90 V HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 18.4 13.38 Rc HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 18.4 13.07 Ic HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 18.863 [13.4 mv *Pietz, J. 20.3-cm SCT Mail(jpz)
1994 04 18.87 13.8 mv *Van Cauteren, P. 40 -cm refl. VVS-Bel
1994 04 18.89 13.1 mv *Vanmunster, T. 35 -cm refl. VVS-Bel
1994 04 18.89 &1 Error in magnitude? (comment by BHG)
1994 04 19.3 15.91:U HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 19.3 15.29 B HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 19.3 14.02 V HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 19.3 13.52 Rc HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 19.3 13.16 Ic HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 20.3 15.28:B HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 20.3 14.13:V HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 20.3 13.62 Rc HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 20.3 13.26 Ic HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 20.3 &1 Trailed image.
1994 04 21.3 15.15 B HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 21.3 14.35 V HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 21.3 13.73 Rc HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 21.3 13.36 Ic HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 21.3 &1 Bad weather. Data is of questionable accuracy.
1994 04 22.3 14.39:V HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 22.3 14.05:Rc HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 22.3 13.65:Ic HC *Richmond et al. LOSS 0.76-m + CCD Mail(mwr)
1994 04 22.3 &1 Bad weather. Data is of questionable accuracy.
1994 04 23.12 14.3 mv *Vanmunster, T. 35 -cm refl. VVS-Bel
1994 04 24.981 [13.7 mv *Poyner, G. 40 -cm refl. Mail(poy)
1994 04 27.95 15.0 C TB *Rodriguez, D. 20 -cm refl. + CCD AAM
1994 04 28.562 [13.7 mv *Takahashi, S. 60 -cm refl.? VSOLJ
1994 04 28.88 [14.5 mv *Vanmunster, T. 35 -cm refl. VVS-Bel
1994 04 28.89 [13.8 mv TB *Ripero, J. 33 -cm f/4.5 refl. AAM
1994 04 28.938 [13.4 mv *Pietz, J. 20.3-cm SCT Mail(jpz)
1994 04 28.95 14.8 C TB *Rodriguez, D. 20 -cm refl. + CCD AAM
1994 04 29.019 [13.7 mv HC *Granslo, B. H. 20.3-cm SCT (222x) NAS.VSS
1994 04 29.8 [15.1 mv *Szentasko, L. 33.4-cm refl.? HAA/VSS
1994 04 29.933 [13.4 mv *Pietz, J. 20.3-cm SCT Mail(jpz)
1994 04 29.95 15.2 mv *Vician, Z. HAA/VSS
1994 04 30.899 15.3: mv *Poyner, G. 40 -cm refl. Mail(poy)
1994 04 30.983 [14.2 mv HC *Granslo, B. H. 20.3-cm SCT (222x) NAS.VSS
2960
2970---------------------------------------------------------------------------
2980
2990
5000 +++ List of Observers +++
5010
5020 IAU Circulars
5070 *(Paul Wild, Astronomical Institute, Berne, Switzerland)
5299
5300 Mail(kat)
5330 *(K. Sadakane, T. Yokoo, A. Takahashi, K. Matsumoto and J. Arimoto,
5335 Osaka Kyoiku University, Japan)
9799
9800 (( Acknowledgements ))
9810
9820 In compiling these updates, we would like to thank organizations and
9830 individuals from all over the world for their efforts in supplying
9840 vital observations of this supernova!!
9899
9900 Compiled by Bjorn H. Granslo (NAS.VSS) and Yasuto Takenaka (VSOLJ)
9940
9950 ----
9960 Norwegian Astronomical Society - Variable Star Section
9970 Bjorn H. Granslo (bgranslo@astro.uio.no)
9980 Variable Star Observer League in Japan ( = VSOLJ )
9990 Yasuto Takenaka (KFA02524@NiftyServe.or.jp)