Date: Sun, 11 Apr 93 06:01:37 JST From: tkato@kusastro.kyoto-u.ac.jp (Taichi Kato) Subject: SN1993J photometry update SN1993J photometry update Updated list of observations obtained by Apr. 10. This table is based on that sent from B. H. Granslo (Norway) (bgranslo@astro.uio.no) For photoelectric photometry with mentioned comparisons, I have tried to reduce them using suggested photometric standards rather than GSC magnitudes. Such data are denoted as "corrected mag". Visual observations from Japan have also been reduced using V sequences in "Supernova Search Chart" (designated as SEQ="TB"). I have not tried to reduce "unfiltered CCD magnitudes" to V magnitudes, but left them as they are with designation "C". Prediscovery observation on Mar. 28.30 UT is corrected according to G. de Vaucoulers using recent photometric data on its comparison. Other CCD and visual magnitudes without referred comparisons are left as they were. Numerous data are included from Mark Kidger's table, table from Gerard de Vaucouleurs (gav@astro.as.utexas.edu)="Mail(gav)". The compilation is only very preliminary and may contain errors. Consult the original data sources for quantitative analysis. Observations marked with * are communicated through this nova network. color band: U,B,V Johnson system R,I deisignated by J (Johnson) and C (Kron-Cousins) g,r Gunn g,r mv visual (close to V) p photographic (miscellaneous materials) C unfiltered CCD comparisons: TB Thompson-Bryan's "Supernova Search Chart" = V + recent photometry, assuming V=11.90 for star B. TA "The Astronomer" sequence (system ?) GP GSC photometric field = V AC AAVSO chart = V? ------------------------------------------------------------------------------- YYYY MM DD.DDD MAGN MS SEQ OBSERVER NOTES SOURCE ------------------------------------------------------------------------------- 1985 01 21. 21 r Cohen, J. G. 1.5-m + CCD IAUC 5742 1985 01 21 21.9 g Cohen, J. G. 1.5-m + CCD IAUC 5742 1992 10 02. 20.0 R Salzer, J. et al. IAUC 5741 1993 01 23.635 <15.3 p TB Matsumoto, H. Fuji Color G-400 1993 02 24.687 <16.0 mv TB Kushida, R. Mail 1993 03 10.27 <15.5 mv Wren, W. McDonald Obs. IAUC 5757 1993 03 16.542 <15.0 mv TB Kushida, R. Mail 1993 03 16.90 20.0 R Prugniel, P. CCD serveral images IAUC 5742 1993 03 23.10 20.0 R Prugniel, P. CCD between two dates IAUC 5742 1993 03 21.667 <16.0 p TB Okamoto, Y. Mail 1993 03 21.688 <14.0 p TB Matsushima ,T. 20cm SCT, Mail Fuji Super G400 1993 03 25.60 <17 R van Driel, W. Kiso CCD IAUC 5737 1993 03 26.9 <14.0 mv Pujol, P.; IAUC 5731 Ripero, J. 1993 03 26.92 <14.5 mv ? (Kidger's table) ? 1993 03 27.91 <16.0 p Merlin, J.-C. Ektachrome 400 IAUC 5740 1993 03 28.30 13.4 C Neely, A. CCD IAUC 5740 corrected by G. de Vaucoulers original mag = 13.8 1993 03 28.86 11.8 mv Garcia, F. 25-cm f/3.9 refl. IAUC 5731 DISCOVERY OBSERVATION 1993 03 28.89 11.6 C Rodriguez, D. 20-cm f/5 refl.+ AAVSO 169 ST-4 CCD 1993 03 29.01 11.3 mv Garcia, F. AAVSO 169 1993 03 29.019 11.2 C Ulfheden, P.; 15-cm refl.+ ST-6 CCD Mail Hamberg, I. 1993 03 29.1 11.8 C Rodriguez CCD IAUC 5731 1993 03 29.17 11.2 mv McGrath, T. (from A. Cowley, ASU) Mail(gav) 1993 03 29.18 11.7 C Neely, A. W. CCD, corrected mag. IAUC 5742 1993 03 29.691 10.3 p TB Hashimoto, Y. Fuji SG-400 Mail 1993 03 29.82 11.0 mv Ripero, J. AAVSO 169 1993 03 29.82 11.2 ? ? (Kidger's table) ? 1993 03 29.88 11.0 C Rodriguez, D. IAUC 5731 1993 03 29.88 11.3 mv Pujol, F. IAUC 5731 1993 03 29.88 11.3 mv Garcia, F. Mail(gav) 1993 03 29.95 11.1 mv Garcia, F. IAUC 5733 1993 03 30.006 11.0: C TB Solberg, R. 40.6-cm f/4.5 refl.+ Mail ST-6 CCD 1993 03 30.1 11 mv Treffers, R. R. 0.8-m + CCD IAUC 5731 1993 03 30.25 10.2 V Hartwick,F.et al. 50-cm refl.+ CCD IAUC 5731 1993 03 30.538 10.4 mv TB Yamada, M. Mail 1993 03 30.82 10.0 ? ? (Kidger's table) ? 1993 03 30.845 10.3: mv TA Schmeer, P. 20.3-cm SCT IAUC 5733 1993 03 30.85 10.0 ? ? (Kidger's table) ? 1993 03 30.86 10.0 ? ? (Kidger's table) ? 1993 03 30.865 10.6 mv Poyner, G. 40-cm refl. Mail 1993 03 30.9 10.78 V *Unger, S. B-V=0.05 Nova 1993 03 30.9 10.83 B *Unger, S. B-V=0.05 Nova 1993 03 30.9 9.98 U *Unger, S. Nova 1993 03 30.9 10.60 I *Unger, S. Nova 1993 03 30.90 11.0 mv GP Midtskogen, O. 31.6-cm f/4.9 refl. Fax 1993 03 30.906 10.5 mv TB Schmeer, P. 20.3-cm SCT Mail 1993 03 30.91 10.0 ? ? (Kidger's table) ? 1993 03 30.916 10.6 mv Poyner, G. 40-cm refl. Mail 1993 03 30.93 10.5 mv TA Bengtsson, H. 15-cm refl. Mail 1993 03 30.94 10.5 mv Shanklin, J. D. IAUC 5736 1993 03 30.989 10.6 mv Poyner, G. 40-cm refl. Mail 1993 03 31.00 11.05 B Prugniel, P. 0.8-m + CCD, B-R=+0.3 IAUC 5736 1993 03 31.00 10.75 R Prugniel, P. (0.8-m, CCD) B-R=+0.3 IAUC 5736 1993 03 31.087 10.0 mv S Moore, D. 20-cm SCT, class 2 News 1993 03 31.1 10 mv Kohl, R. Independent discovery IAUC 5736 1993 03 31.1 10.21 U *Unger, S. Nova 1993 03 31.1 10.85 V *Unger, S. B-V=0.10 Nova 1993 03 31.1 10.95 B *Unger, S. B-V=0.10 Nova 1993 03 31.1 10.74 R *Unger, S. Nova 1993 03 31.1 10.62 I *Unger, S. Nova 1993 03 31.13 10.6 mv GP Midtskogen, O. 31.6-cm refl. Fax 1993 03 31.13 10.5 mv Cainciolo, F. IAUC 5736 1993 03 31.13 10.5 mv TB Wren, W. McDonald Obs. Mail(gav) 1993 03 31.17 10.79 V Balonek, T. J. Corrected, CCD IAUC 5746 et al. 1993 03 31.2 10.7 R Salzer, J. et al. IAUC 5741 1993 03 31.2 10.9 J Barker, E. et al. McDonald Obs. team Mail(gav) 1993 03 31.2 10.60 K Barker, E. et al. McDonald Obs. team Mail(gav) 1993 03 31.21 10.81 V Neely, A. W. Corrected mag. IAUC 5742 1993 03 31.21 10.4 C Neely,A.W. CCD, corrected mag. IAUC 5742 1993 03 31.26 10.82 V Balonek, T. J. Corrected, CCD IAUC 5746 et al. 1993 03 31.424 10.5 mv TB Yamada, M. Mail 1993 03 31.440 10.5 mv TB Yamada, M. Mail 1993 03 31.576 10.5 mv TB Kato, T. 20cm-SCT Mail 1993 03 31.596 10.6 mv TB Takahashi, S. 60cm refl. Mail (corrected) 1993 03 31.84 10.5 mv Zanotta, M. V.; IAUC 5737 Pesci, S . 1993 03 31.88 10.5 ? ? (Kidger's table) ? 1993 03 31.89 10.6 ? ? (Kidger's table) ? 1993 03 31.9 10.63 U *Unger, S. Nova 1993 03 31.9 11.06 V *Unger, S. B-V=0.22 Nova 1993 03 31.9 11.28 B *Unger, S. B-V=0.22 Nova 1993 03 31.9 10.85 R *Unger, S. Nova 1993 03 31.9 10.66 I *Unger, S. Nova 1993 03 31.93 10.5 ? ? (Kidger's table) ? 1993 03 31.961 10.97 V Hanzl, D. B-V=+0.33 IAUC 5742 1993 03 31.961 11.30 B Hanzl, D. B-V=+0.33 IAUC 5742 1993 03 31.972 10.94 V Sostero, G. et al. B-V=+0.37 IAUC 5741 corr. IAUC 5750 1993 03 31.972 11.31 B Sostero, G. et al. B-V=+0.37 IAUC 5741 corr. IAUC 5750 1993 04 01.00 11.40 B Prugniel, P. (CCD) B-R=+0.45 IAUC 5741 1993 04 01.00 10.95 R Prugniel, P. (CCD) B-R=+0.45 IAUC 5741 1993 04 01.020 10.90 V Sostero, G. et al. B-V=+0.40 IAUC 5750 1993 04 01.020 11.30 B Sostero, G. et al. B-V=+0.40 IAUC 5750 1993 04 01.055 10.4 mv Beauchamp, D. 20.3-cm SCT. Class 2 Mail 1993 04 01.083 10.7 mv AC Schmeer, P. 20.3-cm SCT IAUC 5740 1993 04 01.13 10.4 mv TB Cianciolo, F. U. of Texas, Austin Mail(gav) et al. 41-cm refl. 1993 04 01.18 11.08 V Neely, A. W. Corrected mag. IAUC 5742 1993 04 01.18 11.0 C Neely, A. W. CCD, corrected mag. IAUC 5742 1993 04 01.21 11.07 V Balonek, T. J. Corrected, CCD IAUC 5746 et al. 1993 04 01.21 10.54 J *Odewahn, S. and 1.3m KPNO +SQIID Mail Woodward, C. E. 1993 04 01.21 10.47 H *Odewahn, S. and 1.3m KPNO +SQIID Mail Woodward, C. E. 1993 04 01.21 10.37 K *Odewahn, S. and 1.3m KPNO +SQIID Mail Woodward, C. E. 1993 04 01.40 11.13 V Balonek, T. J. Corrected, CCD IAUC 5746 et al. 1993 04 01.453 10.5 mv TB Takahashi, S. 20cm refr. Mail 1993 04 01.465 10.5 mv TB Iida, M. Mail 1993 04 01.480 10.6 mv Momose ? 1993 04 01.538 10.4 mv TB Kato, T. 20cm SCT Mail 1993 04 01.58 10.8 p TB Kushida 40-cm +Fuji SuperG400 Mail 1993 04 01.604 11.0 mv TB Kiyota, S. 20cm refl. Mail 1993 04 01.622 10.4 mv TB Watanabe, Y. 12cm refl. Mail 1993 04 01.632 11.2 mv TB Shioi, H. 20cm refl. Mail 1993 04 01.633 10.5 p TB Kushida, Y. 40cm f/5, Mail Tri-X no filter 1993 04 01.65 11.5 C Neely Corrected Mail(gav) 1993 04 01.660 11.22 V Okyudo, M. 60cm refl.+ CCD Mail (revised) Nishi-Harima Obs. 1993 04 01.726 10.9 mv TB Watanabe, T. 10cm refl. Mail (revised) 1993 04 01.750 11.0 mv TB Koyama, H. 15cm refl. Mail 1993 04 01.785 10.8 p TB Koyama, H. 15cm f/6, GX 3200 Mail 1993 04 01.795 10.5 mv TB Hirosawa, K. 21cm refl. Mail 1993 04 01.81 10.5 mv Vanmunster, T. IAUC 5740 1993 04 01.816 11.19 V Hanzl, D. B-V=0.32 IAUC 5742 1993 04 01.84 10.4 ? ? (Kidger's table) ? 1993 04 01.86 11.32 V Mikolajewski, M. B-V=0.26, V-R=0.37 IAUC 5742 V-I=0.37 1993 04 01.86 11.58 B Mikolajewski, M. B-V=0.26, V-R=0.37 IAUC 5742 1993 04 01.86 10.95 R J Mikolajewski, M. B-V=0.26, V-R=0.37 IAUC 5742 1993 04 01.86 10.95 I J Mikolajewski, M. B-V=0.26, V-R=0.37 IAUC 5742 1993 04 01.87 10.5 ? ? (Kidger's table) ? 1993 04 01.87 10.5 ? ? (Kidger's table) ? 1993 04 01.87 10.6 ? ? (Kidger's table) ? 1993 04 01.9 11.03 U *Unger, S. Nova 1993 04 01.9 11.31 V *Unger, S. B-V=0.29 Nova 1993 04 01.9 11.60 B *Unger, S. B-V=0.29 Nova 1993 04 01.9 11.06 R *Unger, S. Nova 1993 04 01.9 10.85 I *Unger, S. Nova 1993 04 02.042 10.6 mv TB Kratz, D. 20-cm f/3.5 refl. News 1993 04 02.1 11.24 U *Unger, S. Nova 1993 04 02.1 11.41 V *Unger, S. B-V=0.32 Nova 1993 04 02.1 11.73 B *Unger, S. B-V=0.32 Nova 1993 04 02.1 11.15 R *Unger, S. Nova 1993 04 02.1 10.91 I *Unger, S. Nova 1993 04 02.13 11.37 V Balonek, T. J. Corrected, CCD IAUC 5746 et al. 1993 04 02.15 11.45 V Neely, A. W. Corrected mag. IAUC 5742 1993 04 02.15 11.5 C Neely, A. W. CCD, corrected mag. IAUC 5742 1993 04 02.17 10.8 mv TB Cianciolo, F. U. of Texas, Austin Mail(gav) et al. 41-cm refl. 1993 04 02.17 11.4 mv Spratt, C. Victoria, BC IAUC 5757 1993 04 02.22 11.39 V Balonek, T. J. Corrected, CCD IAUC 5746 et al. 1993 04 02.31 10.62 J *Odewahn, S. and 1.3m KPNO +SQIID Mail Woodward, C. E. 1993 04 02.31 10.49 H *Odewahn, S. and 1.3m KPNO +SQIID Mail Woodward, C. E. 1993 04 02.31 10.33 K *Odewahn, S. and 1.3m KPNO +SQIID Mail Woodward, C. E. 1993 04 02.37 11.45 V Balonek, T. J. Corrected, CCD IAUC 5746 et al. 1993 04 02.439 11.0 mv TB Yamada, M. 16cm refl. Mail 1993 04 02.453 10.9 mv TB Takahashi, S. 60cm refl. Mail 1993 04 02.494 11.50 V Kato, T. 60cm, CCD Mail 1993 04 02.611 11.78 B Kato, T. 60cm, CCD Mail 1993 04 02.637 11.08 I C Kato, T. 60cm, CCD Mail 1993 04 02.585 11.1 mv TB Watanabe, M. 13cm refl. Mail 1993 04 02.608 11.5 mv TB Sakuma, S. 40cm refl. Mail 1993 04 02.716 10.6 mv TB Abe, S. 31cm refl. Mail 1993 04 02.843 11.3 mv Poyner, G. 40-cm refl. Mail 1993 04 02.867 11.3 mv TB Granslo, B. H. 20.3-cm SCT, 123x, class 2 (hazy sky) 1993 04 02.95 11.5 mv TA Bengtsson, H. 15-cm refl. Mail 1993 04 03.011 11.2 mv TB Granslo, B. H. 20.3-cm SCT, 123x, class 2 (hazy sky) 1993 04 03.15 11.4 mv TB Buta, R. U. Alabama Mail(gav) 1993 04 03.16 12.21 B Prugniel, P. Observatoire de Haute IAUC 5750 Provence 1993 04 03.16 11.55 R C Prugniel, P. Observatoire de Haute IAUC 5750 Provence 1993 04 03.17 11.2 mv TB Wren, W. McDolanld Obs. Mail(gav) 1993 04 03.28 11.5 mv Johnson, W. Anza, CA IAUC 5757 1993 04 03.299 11.75 V GS Robosope 40.6-cm refl.+512x512 Mail (Univ. Indiana) Tektronix CCD 1993 04 03.342 11.78 V GS Robosope Mail 1993 04 03.369 11.76 V GS Robosope Mail 1993 04 03.385 11.77 V GS Robosope Mail 1993 04 03.39 10.91 J Lawrence, G. F. Univ. of Minnesota IAUC 5757 and Paulson, A. 0.76m 1993 04 03.39 10.66 H Lawrence, G. F. Univ. of Minnesota IAUC 5757 and Paulson, A. 0.76m 1993 04 03.39 10.48 K Lawrence, G. F. Univ. of Minnesota IAUC 5757 and Paulson, A. 0.76m 1993 04 03.448 11.3 mv TB Takahashi, S. 60cm refl. Mail 1993 04 03.555 11.76 V Kato, Taichi 60cm, CCD Mail 1993 04 03.561 12.09 B Kato, Taichi 60cm, CCD Mail 1993 04 03.574 11.15 I C Kato, Taichi 60cm, CCD Mail 1993 04 03.574 11.5 mv TB Takahashi, S. 60cm refl. Mail 1993 04 03.66 11.8 mv TB Kushida, R. Mail 1993 04 03.68 11.9 mv TB Kushida, Y. Mail 1993 04 03.71 11.4 mv TB Onodera, O. 25cm SCT 128x News 1993 04 03.831 11.0 mv TB Dahle, H. 20.3-cm SCT, 200x, AAVSO mags, class 1 1993 04 03.837 11.2 mv TB Dahle, H. 20.3-cm SCT, 200x; Sandage mags.,class 2 1993 04 03.862 11.4 mv TA Westlund, M. 20.3-cm SCT Mail 1993 04 04.029 11.6 mv TB Schmeer, P. 20.3-cm SCT IAUC 5757 1993 04 04.069 12.2 mv AV Chaloux, D. 20cm f/5, 105x News 1993 04 04.083 10.8 mv TB Kratz, D. 20-cm f/3.5 refl. News 1993 04 05.00 12.46 B Prugniel, P. Observatoire de Haute IAUC 5750 Provence 1993 04 05.00 11.70 R C Prugniel, P. Observatoire de Haute IAUC 5750 Provence 1993 04 05.03 11.8 mv Bortle, J. Stormville, NY IAUC 5757 1993 04 05.120 11.9 mv TB Schmeer, P. 20.3-cm SCT Mail 1993 04 05.15 11.6 mv TB Levy, S. 20.3-cm SCT, 133x News (Univ. Minnesota) 1993 04 05.271 11.8 mv Royer, R. Lakewood, CA IAUC 5757 1993 04 05.431 11.8 mv TB Takahashi, S. 60cm refl. Mail 1993 04 05.438 12.2 mv TB Kiyota, S. 20cm Mail (correction) 1993 04 05.444 12.0 mv TB Yamada, M. 16cm refl. Mail 1993 04 05.489 11.88 V Kato, Taichi 60cm, CCD Mail 1993 04 05.50 12.0 mv TB Onodera, O. 25cm SCT 128x News 1993 04 05.549 12.25 B Kato, Taichi 60cm, CCD Mail 1993 04 05.513 11.24 I C Kato, Taichi 60cm, CCD Mail 1993 04 05.517 12.0 mv TB Kushida, Y. 45cm refl. Mail 1993 04 05.517 12.0 mv TB Kushida, R. 45cm refl. Mail 1993 04 05.519 11.85 C TB Fujita, Y. 60cm f/6 refl. CCD Mail Kuma-Kougen Obs. 1993 04 05.524 12.2 mv TB Watanabe, T. 10cm refl. Mail 1993 04 05.566 12.1 mv TB Watanabe, Y. 20cm SCT Mail 1993 04 05.573 11.9 mv TB Koyama, H. 15cm refl. Mail 1993 04 05.589 11.8 C TB Kushida, Y. 40cm, ST-4 CCD Mail 1993 04 05.614 11.89 V Kato, Taichi 60cm, CCD Mail 1993 04 05.669 12.25 B Kato, Taichi 60cm, CCD Mail 1993 04 05.713 11.08 I C Kato, Taichi 60cm, CCD Mail 1993 04 05.619 11.9 p TB Koyama, H. 15cm refl., GX 3200 Mail 1993 04 05.624 12.2 mv TB Abe, S. 16cm refl. Mail 1993 04 05.642 12.1 mv TB Shioi, H. 20cm refl. Mail 1993 04 05.660 11.98 V Okyudo, M and 60cm refl. + CCD Mail Ishida, T. Nishi-Harima Obs. 1993 04 05.684 12.0 mv TB Watanabe, S. 16cm refl. Mail 1993 04 05.93 11.87 V Mikolajewski, M. N. Copernicus Univ. IAUC 5750 and Belcznski, K. Torun 1993 04 05.93 12.37 B Mikolajewski et al. N. Copernicus Univ. IAUC 5750 1993 04 05.93 11.90 U Mikolajewski et al. N. Copernicus Univ. IAUC 5750 1993 04 05.93 11.35 R J Mikolajewski et al. N. Copernicus Univ. IAUC 5750 1993 04 05.93 10.97 I J Mikolajewski et al. N. Copernicus Univ. IAUC 5750 1993 04 06.174 12.1 mv TB Bryan, J. 25cm refl. 120x Mail 1993 04 06.26 11.7 mv Dillon, W. G. Missouri City, TX IAUC 5757 1993 04 06.428 11.8 mv TB Takahashi, S. 60cm refl. Mail 1993 04 06.442 11.9 mv TB Yamada, M. Mail 1993 04 06.485 11.84 V Kato, Taichi 60cm, CCD Mail 1993 04 06.538 12.33 B Kato, Taichi 60cm, CCD Mail 1993 04 06.511 11.29 I C Kato, Taichi 60cm, CCD Mail 1993 04 06.549 11.85 C TB Fujita, Y. 60cm f/6 refl. CCD Mail Kuma-Kougen Obs. 1993 04 06.553 11.8 C TB Kushida, Y. 40cm refl, ST-4 CCD Mail 1993 04 06.570 11.6 p TB Ohno, K. 20cm f/8.0 Mail Fuji Color Super G400 1993 04 06.685 11.79 V Kato, Taichi 60cm, CCD Mail 1993 04 06.720 12.19 B Kato, Taichi 60cm, CCD Mail 1993 04 06.739 11.23 I C Kato, Taichi 60cm, CCD Mail 1993 04 06.895 11.7 mv Poyner, G. 40cm refl. Mail 1993 04 07.23 11.6 mv Wren, W. IAUC 5757 1993 04 07.431 11.7 mv TB Yamada, M. 16cm refl. Mail 1993 04 07.483 11.7 mv TB Funada, M. 13cm refl. 151x Mail 1993 04 07.496 11.70 V Kato, Taichi 60cm, CCD Mail 1993 04 07.532 12.11 B Kato, Taichi 60cm, CCD Mail 1993 04 07.567 11.18 I C Kato, Taichi 60cm, CCD Mail 1993 04 07.589 11.73 V Kato, Taichi 60cm, CCD Mail 1993 04 07.522 11.8 mv TB Watanabe, T. 10cm refl. Mail 1993 04 07.537 12.0 mv TB Sekino, Y. 28cm refl. Mail 1993 04 07.596 11.7 mv TB Takahashi, S. 60cm refl. Mail 1993 04 07.610 11.69 V Okyudo, M and 60cm refl. + CCD Mail Ishida, T. Nishi-Harima Obs. 1993 04 08.031 11.5 mv TB Kratz, D. 20-cm f/3.5 refl. News 1993 04 08.08 11.4 mv Heil, C. Andover, MA IAUC 5757 1993 04 08.1 11.5 mv TB Richmond, M. 23cm refr. News 1993 04 08.118 11.6 mv TB Bryan, J. 25cm refl. 80x Mail 1993 04 08.417 11.9 mv TB Kiyota, S. 20cm refl. Mail 1993 04 08.451 11.3 mv TB Iida, M. Mail (tentative correction +0.4, original 10.9 mv GSC) 1993 04 08.501 11.8 mv TB Sekino, Y. 28cm refl. Mail 1993 04 08.521 11.5 mv TB Takahashi, S. 60cm refl. Mail 1993 04 08.528 11.6 C TB Kushida, Y. 40cm refl, CCD Mail 1993 04 08.576 11.68 V Okyudo, M and 60cm refl. + CCD Mail Ishida, T. Nishi-Harima Obs. 1993 04 08.615 11.9 mv TB Watanabe, Y. 12cm refl. Mail 1993 04 08.692 11.5 mv TB Watanabe, T. 10cm refl. Mail 1993 04 09.20 11.5 mv Dillon, W. G. IAUC 5757 1993 04 09.25 11.4 mv Royer, R. IAUC 5757 1993 04 09.443 11.6: mv TB Yamada, M. 16cm refl. Mail 1993 04 09.469 11.5 mv TB Sekino, Y. 28cm refl. Mail 1993 04 09.479 11.4 mv TB Makiguchi, N. 25cm refl. Mail 1993 04 09.481 11.5 mv TB Yamada, M. 16cm refl. Mail 1993 04 09.496 11.4 C TB Kushida, Y. 40cm refl. CCD Mail 1993 04 09.503 11.5 mv TB Takahashi, S. 20cm refl. Mail 1993 04 09.507 11.7 mv TB Funada, M. 13cm refl. 151x Mail 1993 04 09.507 11.7 mv TB Kiyota, S. 20cm refl. Mail 1993 04 09.523 11.7 mv TB Iida, M. Mail 1993 04 09.541 11.46 V Kato, T. 60cm, CCD Mail 1993 04 09.559 11.45 C TB Fujita, Y. 60cm, CCD no filter Mail 1993 04 09.569 11.8 mv TB Shirota, E. 20cm refl. Mail 1993 04 09.626 11.3 mv TB Watanabe, T. 10cm refl. Mail 1993 04 09.635 11.6 mv TB Watanabe, Y. 20cm SCT Mail 1993 04 09.659 11.52 V Okyudo, M and 60cm refl. + CCD Mail Ishida, T. Nishi-Harima Obs. 1993 04 10.422 11.4 mv TB Takahashi, S. 60cm refl. Mail 1993 04 10.459 11.2 mv TB Sekino, Y. 28cm refl. Mail 1993 04 10.521 11.3 mv TB Hirosawa, K. 21cm refl. Mail 1993 04 10.588 11.46 V Okyudo, M and 60cm refl. + CCD Mail Ishida, T. Nishi-Harima Obs. -----------------------------------------------------------------------------
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