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SN 1994D photometry update no. 1 (Granslo)
- subject: SN 1994D photometry update no. 1 (Granslo)
0100
0110 Supernova 1994D in NGC 4526 - Photometry Update No. 1 (1994/03/11)
0120
0130 SN 1994D [Ia] ]13.0 mag.[mv] - [17 mag.[R]
0140 R.A. = 12h 34m.0 Decl. = +07d 42' (2000.0)
0150 Offset from nucleus of galaxy: 9" west, 7" north
0160
0170 New entries and revisions are marked with "*".
0199
0200 Sequences:
0210 KM Photoelectric sequence by Kilkenny and Martin (1984)
0399
0400 Sources:
0500 IAUC xxxx International Astronomical Union Circular No. xxxx
0510 Mail(bas) Brian A. Skiff (bas@lowell.edu)
0520 Mail(gav) Gerard de Vaucoleurs (gav@astro.as.utexas.edu)
0530 NAS.VSS Norwegian Astronomical Society - Variable Star Section
0540 TA xxx The Astronomer Electronic Circular No. xxx
0999
1000---------------------------------------------------------------------------
1010 YYYY+
1020 MM DD.DDD MAGN MS SEQ OBSERVER NOTES SOURCE
1030---------------------------------------------------------------------------
1040
1994 03 01 [17 R *Treffers et al. 76-cm refl. + CCD IAUC 5946
1994 03 07 15.2: R *Treffers et al. 76-cm refl. + CCD IAUC 5946
1994 03 07 &1 R = 15.2 +/- 0.5. Discovery observation.
1994 03 09.875 13.3: mv KM *Midtskogen, O. 31.6-cm refl. (260x) NAS.VSS
1994 03 09.901 13.4 mv KM *Granslo, B. H. 40.6-cm refl. (208x) NAS.VSS
1994 03 09.901 &1 (from Saturn Paul Observatory, Sollihoegda, Norway)
1994 03 09.932 13.3 mv KM *Dahle, H. 20.3-cm SCT (200x) NAS.VSS
1994 03 10 12.5: R *Dosaj, A. 40.6-cm refl. + CCD Mail(gav)
1994 03 10.055 13.3: mv *Poyner, G. TA 819
1994 03 10.885 12.9 mv KM *Midtskogen, O. 31.6-cm refl. (260x) NAS.VSS
1994 03 10.941 13.4: mv KM *Dahle, H. 20.3-cm SCT (133x) NAS.VSS
2480
2490---------------------------------------------------------------------------
2500
2510 Time system is year, number of month and date with possible decimals in
2520 Universal Time.
2990
3000 Comparison Stars
3010
3100 From Brian Skiff (bas@lowell.edu):
3110
3120 H GSC 0874- RA (2000) Dec V U-B B-V V-R V-I source
3130
3140 1 1023 12 34 12.8 +7 31 55 13.25 0.46 0.76 0.44 0.83 (2)
3150
3160 2 1048 12 34 03.8 +7 33 02 13.37 0.00 0.60 0.36 0.70 (2)
3170
3180 3 0994 12 34 45.4 +7 36 23 12.62 0.26 0.69 (1)
3190 12.574 0.231 0.686 0.388 0.765 (2)
3200
3210 4 1052 12 34 41.7 +7 39 09 13.39 0.08 0.59 (1)
3220 13.322 0.117 0.620 0.350 0.363 (2)
3230
3240 5 0862 12 34 28.4 +7 41 33 13.36 0.31 0.58 (1)
3250 13.31 0.26 0.650 0.38 0.74: (2)
3260
3270 6 0871 12 34 24.4 +7 43 07 11.29 0.24 0.67 (1)
3280 11.277 0.225 0.670 0.395 0.770 (2)
3290
3300 7 0870 12 34 03.8 +7 47 42 11.97 -- 0.85 (1)
3310 11.98 0.02 0.51 0.31 0.60 (2)
3320
3330 8 0773 12 34 01.4 +7 48 01 14.46 0.03 0.61 0.36 0.72 (2)
3340
3350 9 0899 12 34 02.4 +7 40 35 12.62 -- 1.12 (1)
3360 12.54 0.97 1.03 0.56 1.03 (2)
3370
3380 11* 0908 12 34 30.5 +7 44 07 6.77 1.02 1.08 (1)
3390 6.737 1.001 1.084 0.560 1.065 (2)
3400 6.70 -- 1.10 (3)
3410
3420 12 0912 12 34 45.2 +7 38 50 14.65 0.25 0.75 (1)
3430 14.61 0.29 0.75 0.46 0.96: (2)
3440
3450 --* 0772 12 33 32.9 +7 40 43 6.91 -- 1.04 (3)
3460
3470
3480 * - star 11 = HD 109417 (K2), the bright star east of the galaxy
3490 * - last star in list = HD 109285 (K0), the bright star west of the
3500 galaxy
3510
3520 sources: (1) Hanes, D. A., Harris, W. E., and Madore, B. F. 1976 MNRAS
3530 177, 653.
3540 (2) Kilkenny, D., and Malcolm, G. 1984, MNRAS 209, 169.
3550 (3) H\"aggkvist, L., and Oja, T. 1973, A&AS 12, 381.
3560
3600 From Gerard de Vaucouleurs (gav@astro.as.utexas.edu):
3610
3620 Star 3 V = 12.62, B-V = 0.69, U-B = 0.26 (2/1 n), = 126 on T-B chart
3630 Star 4 V = 13.39, B-V = 0.59, U-B = 0.08 (1/1 n), = no # on T-B chart
3640 Star 5 V = 13.36, B-V = 0.58, U-B = 0.31 (2/1 n), = 134 on T-B chart
3650 Star 7 V = 11.97, B-V = 0.85 (1 n), = 120 on T-B chart
3660 Star 9 V = 12.62, B-V = 1.12 (1 n), = 126 (84" S, 9" W of nucleus) on
3670 T-B chart
3680 Star 12 V = 14.65, B-V = 0.75, U-B = 0.25 (1/1 n), = 146 on T-B chart.
3690
3700 Magnitudes are given after D. Hanes et al., MN 177, 653, 1976.
3790
3800 From Bjorn H. Granslo (bgranslo@astro.uio.no):
3810
3820 HHM Photoelectric measurements (KM) TB Offset from nucleus
3830 id. V B-V U-B V-R V-I n id. of NGC 4526
3840 1 13.25 0.76 0.46 0.44 0.83 1 --- 140" E 590" S
3850 2 13.37 0.60 0.00 0.36 0.70 1 --- 10" E 525" S
3860 3 12.574 0.686 0.231 0.388 0.765 2 126 615" E 305" S
3870 4 13.32 0.620 0.117 0.350 0.363 2 --- 550" E 145" S
3880 5 13.31 0.650 0.26 0.38 0.74: 2 134 360" E 5" S
3890 6 11.277 0.670 0.225 0.395 0.770 2 113 295" E 80" N
3900 7 11.98 0.51 0.02 0.31 0.60 1 120 15" W 345" N
3910 8 14.46 0.61 0.03 0.36 0.72 1 --- 40" W 365" N
3920 9 12.54 1.03 0.97 0.56 1.03 1 126 20" W 75" S
3930 11 6.737 1.084 1.001 0.560 1.065 8 68 390" E 140" N
3940 12 14.61 0.75 0.29 0.46 0.96:: 2 146 605" E 165" S
3950
3960 Identifications are from Hanes, Harris and Madore (1976) [HHM] and
3970 Thompson and Bryan atlas (1989) [TB]. The photoelectric measurements
3980 are due to Kilkenny and Malcolm (1984) [KM].
4990
5000 Observers List
5090
5100 IAU Circulars
5110 (R. R. Treffers, A. V. Filippenko, S. D. Van Dyk, Berkeley, CA, USA;
5120 M. W. Richmond, Princeton, NJ, USA)
5299
5300 TA Circulars
5310 (Gary Poyner, Birmingham, England)
5399
5400 Mail(gav)
5410 (Anil Dosaj)
5990
6000 NAS.VSS
6010 (Haakon Dahle, Oslo, Norway), (Bjorn H. Granslo, Fjellhamar, Norway),
6020 (Ornulf Midtskogen ,Tranby, Norway)
9980
9990 Compiled by Bjorn H. Granslo (NAS.VSS)