Contributions from the Department of Astronomy nos.714-828


714. Ardi, E., Tsuchiya, T. and Inagaki, S. Determination of the Two-Body Relaxation Time of Galaxies in an Expanding Universe. (Publ. Astron. Soc. Japan, 51, 211-219, 1999) 715. Matsumoto, K., Kato, T., Nogami, D., Kawaguchi, T., Kinnunen, T. and Poyner, G. The 1997 Outburst of BL Lacertae and Detection of a 0.6-mag Rapid Variation. (Publ. Astron. Soc. Japan, 51, 253-256, 1999) 716. Komatsu, E., Kitayama, T., Suto, Y., Hattori, M. Kawabe, R., Matsuo, H., Schindler, S. and Yoshikawa, K. Submillimeter Detection of the Sunyaev-Zeldovich Effect toward the Most Luminous X-Ray Cluster at z = 0.45. (Astrophys. J., 516, L1-L4, 1999) 717. Hirashita, H. Dust-to-Gas Ratio and Phase Transition of Interstellar Medium. (Astron. Astrophys., 344, L87-L89, 1999) 718. Takeuchi, T.T. and Hirashita, H. Two Species of Local Group Dwarf Spheroidals. (IAU Symposium No.192 ``The Stellar Content of Local Group Galaxies", eds. by P. Whitelock and R. Cannon, 451-454, 1999) 719. Hirashita, H. and Takeuchi, T.T. Implication of Dark Matter Content in Dwarf Spheroidal Galaxies. (IAU Symposium No.192 ``The Stellar Content of Local Group Galaxies", eds. by P. Whitelock and R. Cannon, 402-408, 1999) 720. Ueda, Y., Takahashi, T., Inoue, H., Tsuru, T., Sakano, M., Ishisaki, Y., Ogasaka, Y., Makishima, K., Yamada, T., Akiyama, M. and Ohta, K. log N-log S} Relations and Spectral Properties of Sources from the ASCA} Large Sky Survey: Their Implications for the Origin of the Cosmic X-Ray Background (CXB). (Astrophys. J., 518, 656-671, 1999) 721. Takizawa, M. A Two-Temperature Model of Intracluster Medium. (Numerical Astrophysics, eds. by S.M. Miyama et al. 49-50, 1999) 722. Tsuchiya, T. Numerical Study of Survival Condition of Subsystems during Cold Collapse. (Numerical Astrophysics, eds. by S.M. Miyama et al. 79-80, 1999) 723. Ardi, E., Tsuchiya, T. and Inagaki, S. Force Distribution and Relaxation Time in Clusters of Galaxies. (Numerical Astrophysics, eds. by S.M. Miyama et al. 81-82, 1999) 724. Yonehara, A., Mineshige, S., Manmoto, T., Fukue, J., Umemura, M. and Turner, E. An X-Ray Microlensing Test of AU-Scale Quasar Disk Structure. (Numerical Astrophysics, eds. by S.M. Miyama et al. 83-84, 1999) 725. Kamaya, H. Numerical Simulations of Compressible Multi-Phased Flow by Cip-Method. (Numerical Astrophysics, eds. by S.M. Miyama et al. 105-106, 1999) 726. Magara, T. and Shibata, K. The 3-Dimensional Numerical Simulation of Solar Flares. (Numerical Astrophysics, eds. by S.M. Miyama et al. 341-342, 1999) 727. Mineshige, S. and Negoro, H. Accretion Disks in the Context of Self-Organized Criticality: How to Produce 1/f} Fluctuations? (High Energy Processes in Accreting Black Holes: ASP Conferenece Series, Vol.161, eds. by J. Poutanen and R. Svensson, 113-128, 1999) 728. Fujita, Y., Takizawa, M., Nagashima, M. and Enoki, M. Is Galactic Star-Formation Activity Increased during Cluster Mergers? (Publ. Astron. Soc. Japan, 51, L1-L5, 1999) 729. Tomita, A., Maehara, H., Takeuchi, T.T., Nakanishi, K., Honma, M., Tutui, Y. and Sofue, Y. Optical and CO Radio Observations of Poor Cluster Zwicky 1615.8+3505. (Publ. Astron. Soc. Japan, 51, 285-300, 1999) 730. Nomura, H., Kamaya, H. and Mineshige, S. Evolution of Hydromagnetic Disturbances in Low Ionized Cosmic Plasmas. (Publ. Astron. Soc. Japan, 51, 337-344, 1999) 731. Hirashita, H., Kamaya, H. and Takeuchi, T.T. Implication of Dark Matter in Dwarf Spheroidal Galaxies. (Publ. Astron. Soc. Japan, 51, 375-381, 1999) 732. Mineshige, S. and Manmoto, T. Advection-Dominated Accretion Flows: Low-Luminosity Objects Can Contain Supermassive Black Holes! (Adv. Space Res., 23, 1065-1074, 1999) 733. Ohsuga, K., Umemura, M., Fukue, J. and Mineshige, S. Radiation Hydrodynamical Mass Accretion onto Galactic Nuclei Driven by Circumnuclear Starbursts. (Publ. Astron. Soc. Japan, 51, 345-353, 1999) 734. Kim, S.-W., Wheeler, J.C. and Mineshige, S. Black-Hole X-Ray Transients: the Effect of Irradiation on Time-Dependent Accretion Disk Structure. (Publ. Astron. Soc. Japan, 51, 393-404, 1999) 735. Ouchi, M., Yamada, T., Kawai, H. and Ohta, K. Expected Submillimeter Emission and Dust Properties of Lyman Break Galaxies at High Redshift. (Astrophys. J., 517, L19-L21, 1999) 736. Kishimoto, M. The Location of the Nucleus of NGC 1068 and the Three-Dimensional Structure of Its Nuclear Region. (Astrophys. J., 518, 676-692, 1999) 737. Yonehara, A. Source Size Limitation from Variabilities of a Lensed Quasar. (Astrophys. J., 519, L31-L34, 1999) 738. Ohsuga, K., Umemura, M., Fukue, J. and Mineshige, S. Hydrodynamical Evolution of AGN Driven by Radiation from Circumnuclear Starbursts. (Adv. Space Res., 23, 1115-1119, 1999) 739. Hirashita, H. Evolution of Interstellar Clouds in Local Group Dwarf Spheroidal Galaxies in the Context of Their Star Formation Histories. (Astrophys. J., 520, 607-612, 1999) 740. Mineshige, S. and Yonehara, A. Gravitational Microlens Mapping of a Quasar Accretion Disk. (Publ. Astron. Soc. Japan, 51, 497-504, 1999) 741. Chamaraux, P., Masnou, J.-L., Kaz$\acute e$s, I., Saito, M., Takata, T. and Yamada, T. H{\sc I} Observations of Galaxies behind the Milky Way in the Puppis Region. (Monthly Notices Roy. Astron. Soc., 307, 236-252, 1999) 742. Takeuchi, T.T., Tomita, A., Nakanishi, K., Ishii, T.T., Iwata, I. and Saito, M. Photometric Properties of Kiso Ultraviolet-Excess Galaxies in the Lynx-Ursa Major Region. (Astrophys. J. Suppl., 121, 445-472, 1999) 743. Hirashita, H. Dust-to-Gas Ratio and Metallicity in Dwarf Galaxies. (Astrophys. J., 522, 220-224, 1999) 744. Takizawa, M. Two-Temperature Intracluster Medium in Merging Clusters of Galaxies. (Astrophys. J., 520, 514-528, 1999) 745. Kambe, E., Fabregat, J. and Hirata, R. Line-Profile Variability of the Be Star $\lambda$ Eri from Campaigns in 1994. (ASP Conference Series, Vol.135, A Half-Century of Stellar Pulsation Interpretations, eds. P.A. Bradley and J.A. Guzik, 145-146, 1998) 746. Tsuchiya, T., Gouda, N. and Konishi, T. Relaxations and Long Time Evolutions of One-Dimensional N-Body Systems. (Proceeding of the Eighth Marcel Grossmann Meeting on General Relativity, ed. T.Piran, 637-639, 1999) 747. Berio, P., Stee, P., Vakili, F., Mourard, D., Bonneau, D., Chesneau, O., Thureau, N., Le Mignant, D. and Hirata, R. Interferometric Insight into $\gamma$ Cassiopeiae Long-Term Variability. (Astron. Astrophys., 345, 203-210, 1999) 748. Mennickent, R.E., Matsumoto, K. and Arenas, J. The Orbital Period of the Dwarf Nova HS Virginis, the Revised $P_o-P_s$ Relation and the ``Superhump'' Mass Ratio Distribution of SU UMa Stars. (Astron. Astrophys., 348, 466-474, 1999) 749. Kawabata, K.S., Okazaki, A., Akitaya, H., Hirakata, N., Hirata, R., Ikeda, Y., Kondoh, M., Masuda, S. and Seki, M. A New Spectropolarimeter at the Dodaira Observatory. (Publ. Astron. Soc. Pacific, 111, 898-908, 1999) 750. Roman, A.T. and Saito, M. Catalog of Galaxies and Galaxy Candidates behind the Milky Way. Vol. 5: . (Contri. from Dept. of Astron. Kyoto University, No.750, 1999) (ftp://ftp.kusastro.kyoto-u.ac.jp/pub/cgmw/) 751. Saito, M., Iwata, I., Okumura, S., Mori, A. and Yamashita, T. Near-Infrared Photometry of Evolved Planetary Nebulae. (Publ. Astron. Soc. Japan, 51, 673-676, 1999) 752. Iwata, I., Okumura, S. and Saito, M. Possible Young Stellar Objects without Detectable CO Emission. (Publ. Astron. Soc. Japan, 51, 653-662, 1999) 753. Kato, T. and Schmeer, P. CCD Photometry of the 1999 February Outburst of CI Gem. (IAU I.B.V.S., No.4757, 1999) 754. Kato, T., Matsumoto, K. and Stubbings, R. CCD Photometry of the 1999 Outburst of CG CMa. (IAU I.B.V.S., No.4760, 1999) 755. Kato, T. Precise Coordinates of Variable Stars (1). (IAU I.B.V.S., No.4761, 1999) 756. Kato, T. Precise Coordinates of Variable Stars (2). (IAU I.B.V.S., No.4762, 1999) 757. Kato, T. and Matsumoto, K. CCD Photometry of the 1999 February Superoutburst of CY UMa. (IAU I.B.V.S., No.4763, 1999) 758. Kato, T. Precise Coordinates of Variable Stars (3). (IAU I.B.V.S., No.4764, 1999) 759. Kato, T. and Matsumoto, K. CCD Photometry of the 1998 December Outburst of AQ Eri. (IAU I.B.V.S., No.4767, 1999) 760. Kato, T. CCD Photometry of the 1999 March Outburst of BZ UMa: Detection of Quasi-Periodic Oscillations. (IAU I.B.V.S., No.4768, 1999) 761. Kato, T. Orbital Modulation during the Standstill of VW Vul. (IAU I.B.V.S., No.4769, 1999) 762. Korchagin, V., Tsuchiya, T. and Wada, K. Formation of Plumes in the Head-on Collisions of Galaxies. (IAU Symposium No. 186 ``Galaxy Interactions at Low and High Redshift"} eds. by J.E. Barnes and D.B. Sanders, 283, 1999) 763. Sugai, H., Malkan, M.A., Ward, M.J., Davies, R.I. and McLean, I.S. NIR Line Observations of Starburst Galaxies. (IAU Symposium No. 186 ``Galaxy Interactions at Low and High Redshift"} eds. by J.E. Barnes and D.B. Sanders, 286, 1999) 764. Fukue, J., Umenura, M. and Mineshige, S. Radiative Avalanche Driven by Spherical Starbursts. (IAU Symposium No. 186 ``Galaxy Interactions at Low and High Redshift"} eds. by J.E. Barnes and D.B. Sanders, 356, 1999) 765. Nakanishi, K., Akiyama, M., Ohta, K. and Yamada, T. Near-Infrared Observations of a Type-2 QSO at z=0.9. (IAU Symposium No. 186 ``Galaxy Interactions at Low and High Redshift"} eds. by J.E. Barnes and D.B. Sanders, 361, 1999) 766. Ohta, K., Nakanishi, K., Akiyama, M., Takeuchi, T.T., Yamada, T., Shioya, Y., Kohno, K., Kawabe, R., Kuno, N. and Nakai, N. CO Observations of High-z Objects. (IAU Symposium No. 186 ``Galaxy Interactions at Low and High Redshift"} eds. by J.E. Barnes and D.B. Sanders, 362, 1999) 767. Yamada, T., Ueda, Y., Takahashi, T., Ohta, K., Cappi, M., Ohtani, C. and Ishisaki, Y. ASCA Observations of the Type-2 Quasar RXJ13434+0001 at z=2.35. (IAU Symposium No. 186 ``Galaxy Interactions at Low and High Redshift"} eds. by J.E. Barnes and D.B. Sanders, 365, 1999) 768. Ardi, E. and Inagaki, S. Distribution of Stochastic Forces in Gravitationally Clustered System of Galaxies. (IAU Symposium No. 186 ``Galaxy Interactions at Low and High Redshift"} eds. by J.E. Barnes and D.B. Sanders, 408, 1999) 769. Tsuchiya, T. Evolution of Subsystems during Collapse of a Cluster. (IAU Symposium No. 186 ``Galaxy Interactions at Low and High Redshift"} eds. by J.E. Barnes and D.B. Sanders, 419, 1999) 770. Takeuchi, T.T., Hirashita, H., Hattori, T.G., Ohta, K. and Shibai, H. Far-IR Galaxy Counts Expected in the IRIS Survey. (IAU Symposium No. 186 ``Galaxy Interactions at Low and High Redshift"} eds. by J.E. Barnes and D.B. Sanders, 486, 1999) 771. Tanaka, I., Yamada, T., Arag\'on-Salamanca, A., Ohta, K. and Arimoto, N. Clustering of Red Galaxies Near a Radio-Loud Quasar at z=1.086. (IAU Symposium No. 186 ``Galaxy Interactions at Low and High Redshift"} eds. by J.E. Barnes and D.B. Sanders, 487, 1999) 772. Kamaya, H. Origin of High-Speed Non-Thermal Flow Due to the Collisions of Molecular Cloud Clumps. (Publ. Astron. Soc. Japan, 51, 611-616, 1999) 773. Kamaya, H. Damping Efficiency of the Void Mode in a Two-Phase Gas Mixture with a Phase Transition. (Publ. Astron. Soc. Japan, 51, 617-623, 1999) 774. Akiyama, M., Ohta, K., Yamada, T., Ueda, Y., Takahashi, T., Sakano, M., Tsuru, T., Lehmann, I. and Hasinger, G. Nature of Hard X-Ray Sources from Optical Identifications of the ASCA Large Sky Survey. (Astron. Nachr., 320, 255-256, 1999) 775. Tamura, N. and Hirashita, H. Observational Test of Environmental Effects on the Local Group Dwarf Spheroidal Galaxies. (Astrophys. J., 525, L17-L20, 1999) 776. Yoshida, S., Kadota, K. and Kato, T. New Variable Stars Discovered in the MISAO Project II: MisV0101 - MisV0150. (IAU I.B.V.S., No.4770, 1999) 777. Yoshida, S., Kadota, K. and Kato, T. New Variable Stars Discovered in the MISAO Project III: MisV0150 - MisV0200. (IAU I.B.V.S., No.4771, 1999) 778. Kato, T. and Matsumoto, K. CCD Observation of the 1997 November Outburst of V364 Peg: An SU UMa-Type Dwarf Nova with a Long orbital Period? (IAU I.B.V.S., No.4776, 1999) 779. Kato, T., Uemura, M., Stubbings, R., Watanabe, T. and Monard, B. Preoutburst Activity of V4641 Sgr=SAX J1819.3-2525: Possible Existence of 2.5-Day Period. (IAU I.B.V.S., No.4777, 1999) 780. Yoshida, S., Kadota, K. and Kato, T. New Variable Stars Discovered in the MISAO Project IV: MisV0201 - MisV0250. (IAU I.B.V.S., No.4780, 1999) 781. Yoshikawa, K. and Suto, Y. Reconstructing the Radial Profiles of Gas Density and Temperature in Clusters of Galaxies from High-Resolution X-Ray and Radio Observations. (Astrophys. J., 513, 549-554, 1999) 782. Kato, T. and Uemura, M. CCD Observation of the 1999 Fading of LQ Peg. (IAU I.B.V.S., No.4786, 1999) 783. Kato, T. and Uemura, M. CCD Ovservation of the 1999 September Outburst of TY Vul. (IAU I.B.V.S., No.4787, 1999) 784. Kato, T. Precise Coordinates of Variable Stars. (4) (IAU I.B.V.S., No.4788, 1999) 785. Kato, T. Precise Coordinates of Variable Stars.(5) (IAU I.B.V.S., No.4789, 1999) 786. Kato, T. Precise Coordinates of Variable Stars.(6) (IAU I.B.V.S., No.4790, 1999) 787. Kato, T. Precise Coordinates of Variable Stars.(7) (IAU I.B.V.S., No.4791, 1999) 788. Yoshida, S., Kadota, K. and Kato, T. Possible Identification of MisV0106 and NSV 25425. (IAU I.B.V.S., No.4792, 1999) 789. Yoshida S., Kadota, K. and Kato, T. New Variable Stars Discovered in the MISAO Project V: MisV0251-MisV0300. (IAU I.B.V.S., No.4793, 1999) 790. Kato, T., Kiyota, S., Nov$\acute a$k, R. and Matsumoto, K. CCD Photometry of the 1999 February Superoutburst of CT Hya. (IAU I.B.V.S., No.4794, 1999) 791. Kato, T. and Uemura, M. Identification and CCD Photometry of Luyten's GM Sgr. (IAU I.B.V.S., No.4795, 1999) 792. Kato, T. Precise Coordinates of Variable Stars.(8) (IAU I.B.V.S., No.4799, 1999) 793. Takizawa, M. Two-Temperature Intracluster Medium in Merging Cluster of Galaxies. (Astron. Nachr., 320, 298, 1999) 794. Kawaguchi, T., Manmoto, T., Mineshige, S. and Kato, S. Spectral Variability of ADAF: On the Hard X-Ray Time Lags in Cyg X-1. (Astron. Nachr., 320, 368, 1999) 795. Kawaguchi, T. and Mineshige, S. AGN Variability. (IAU Symposium ``Active Galactic Nuclei and Related Phenomena", eds. by Y.Terzian et al., 356-368, 1999) 796. Sugai, H., Davies, R.I., Malkan, M.A., McLean, I.S., Usuda, T. and Ward, M.J. Near-Infrared Line Observations of Arp 299 as a Tracer of Activity in the Nuclei. (Astrophys. J., 527, 778-794, 1999) 797. Tsuchiya, T. and Gouda, N. Relaxation and Lyapunov Time Scales in a One-Dimensional Gravitating Sheet System. (Physical Review E, 61, 948-951, 2000) 798. Yun, M.S., Carilli, C.L., Kawabe, R., Tutui, Y., Kohno, K. and Ohta, K. Sensitive Radio Observations of High-Redshift Dusty QSOs. (Astrophys. J., 528, 171-178, 2000) 799. Hachisu, I., Kato, M., Kato, T. and Matsumoto, K. A Theoretical Light-Curve Model for the 1999 Outburst of U Scorpii. (Astrophys. J., 528, L97-L100, 2000) 800. Kato, T. and Uemura, M. CCD Observation of the 1999 Outburst of Var61 Her. (IAU I.B.V.S., No.4803, 1999) 801. Yoshida, S., Kadota, K. and Kato, T. New Variable Stars Discovered in the MISAO Project VI: MisV0301-MisV0350. (IAU I.B.V.S., No.4812, 1999) 802. Yoshida, S., Kadota, K. and Kato, T. Revised Astrometry of 33 Variable Stars. (IAU I.B.V.S., No.4813, 1999) 803. Mineshige, S., Yonehara, A. and Kawaguchi, T. Black-Hole Accretion Disks. (Prog. Theor. Phys. Suppl., 136, 235-250, 1999) 804. Ideta, M., Hozumi, S., Tsuchiya, T. and Takizawa, M. Time Evolution of Galactic Warps in Prolate Holes. (Monthly Notices Roy. Astron. Soc., 311, 733-740, 2000) 805. Kawaguchi, T., Mineshige, S., Machida, M., Matsumoto, R. and Shibata, K. Temporal 1/$f^{\alpha}$ Fluctuations from Fractal Magnetic Fields in Black-Hole Accretion Flow. (Publ. Astron. Soc. Japan, 52, L1-L4, 2000) 806. Hirashita, H. Intermittent Star-Formation Activities of Dwarf Irregular Galaxies. (Publ. Astron. Soc. Japan, 52, 107-112, 2000) 807. Uemura, M., Ohashi, H., Hayakawa, T., Ishida, E., Kato, T. and Hirata, R. Galactic Rotation Derived from OB Stars Using Hipparcos Proper Motions and Radial Velocities. (Publ. Astron. Soc. Japan, 52, 143-151, 2000) 808. Kamaya, H. Comments on a Formation Scenario of the Two-Component Protogalaxy by Galactic Magnetic Fields.  (Publ. Astron. Soc. Japan, 52, 175-179, 2000) 809. Ishigaki, T., Yoshida, M., Aoki, K., Ohtani, H., Sugai, H., Hayashi, T., Ozaki, S., Hattori, T. and Ishii, M. Tridimensional Spectrophotometric Study of the Extended Emission-Line Regions of the Infrared-Luminous Merger Markarian 266. (Publ. Astron. Soc. Japan, 52, 185-207 and Plate 24-25, 2000) 810. Uemura, M., Kato, T. and Watanabe, M. CCD Observation of the Mis-Classified Dwarf Nova LX And. (IAU I.B.V.S., No.4831, 1999) 811. Sakano, M., Koyama, K., Tsuru, T., Awaki, H., Ueda, Y., Takahashi, T., Akiyama, M., Ohta, K. and Yamada, T. The Hardest X-Ray Source Discovered in the ASCA Large Sky Survey : Implicatios to the Cosmic X-Ray Background. (Adv. Space Res., 25, 849-852, 1999) 812. Sugai, H. and Malkan, M.A. Mid-Infrared Infrared Space Observatory} Spectroscopy of the Prototypical Liner NGC 1052: Shocks Reconsidered. (Astrophys. J., 529, 219-223, 2000) 813. Watarai, K., Fukue, J., Takeuchi, M. and Mineshige, S. Galactic Black-Hole Candidates Shining at the Eddington Luminosity. (Publ. Astron. Soc. Japan, 52, 133-141, 2000) 814. Lockley, J.J., Wood, J.H., Jones, D.H.P. and Mineshige, S. The Low Inclination Dwarf Nova UY Pup. (Astrophys. and Space Science, 266, 453-465, 1999) 815. Manmoto, T., Kato, S., Nakamura, K. and Narayan, R. Dynamics of the Transition from a Thin Accretion Disk to an Advection-Dominated Accretion Flow. (Astrophys. J., 529, 127-137, 2000) 816. Motohara, K., Iwamuro, F., Terada, H., Goto, M., Iwai, J., Tanabe, H., Taguchi, T., Hata, R., Maihara, T., Oya, S., Iye, M., Kosugi, G., Noumaru, J., Ogasawara, R., Sasaki, T. and Takata, T. Infrared Imaging of z = 2.43 Radio Galaxy B3 0731+438 with the Subaru Telescope --- Detection of H$\alpha$ Ionization Cones of a Powerful Radio Galaxy. (Publ. Astron. Soc. Japan, 52, 33-41 and Plate 12, 2000) 817. Yamada, T., Kajisawa, M., Tanaka, I., Maihara, T., Iwamuro, F., Terada, H., Goto, M., Motohara, K., Tanabe, H., Taguchi, T., Hata, R., Iye, M., Imanishi, M., Chikada, Y., Yoshida, M., Simpson, C., Sasaki, T., Kosugi, G., Usuda, T., Omata, K. and Imi, K. High-Resolution Near-Infrared Imaging of the Powerful Radio Galaxy 3C 324 at z=1.21 with the Subaru Telescope. (Publ. Astron. Soc. Japan, 52, 43-51 and Plate 13-16, 2000) 818. Kajisawa, M., Yamada, T., Tanaka, I., Maihara, T., Iwamuro, F., Terada, H., Goto, M., Motohara, K., Tanabe, H., Taguchi, T., Hata, R., Iye, M., Imanishi, M., Chikada, Y., Simpson, C., Sasaki, T., Kosugi, T., Usuda, T., Kanzawa, T. and Kurakami, T. Subaru Observations for the K-Band Luminosity Distribution of Galaxies in Clusters near to 3C 324 at z - 1.2. (Publ. Astron. Soc. Japan, 52, 53-60, 2000) 819. Kajisawa, M., Yamada, T., Tanaka, I., Maihara, T., Iwamuro, F., Terada, H., Goto, M., Motohara, K., Tanabe, H., Taguchi, T., Hata, R., Iye, M., Imanishi, M., Chikada, Y., Yoshida, M., Simpson, C., Sasaki, T., Kosugi, T., Usuda, T. and Sekiguchi, K. Color−Magnitude Sequence in the Clusters at z 〜 1.2 near the Radio Galaxy 3C 324. (Publ. Astron. Soc. Japan, 52, 61-72 and Plate 17, 2000) 820. Iwamuro, F., Motohara, K., Maihara, T., Iwai, J., Tanabe, H., Taguchi, T., Hata, R., Terada, H., Goto, M., Oya, S., Iye, M., Yoshida, M., Karoji, H., Ogasawara, R. and Sekiguchi, K. Near-Infrared Emission-Line Galaxies in the Hubble Deep Field North. (Publ. Astron. Soc. Japan, 52, 73-79, 2000) 821. Takami, M., Usuda, T., Sugai, H., Kawabata, H., Suto, H. and Tanaka, M. H2 Line Ratios to Discriminate Dense Photodissociation Regions from Shocks: Application to NGC 2023 and NGC 7023. (Astrophys. J., 529. 268-278, 2000) 822. Davies, R.I., Ward, M. and Sugai, H. Shocked Molecular Hydrogen in the Interacting System Mkn266. (Dynamics of Galaxies: ASP Conference Series, Vol.197, eds. by F. Combes, G.A. Mamon and V. Charmandaris, 341-342, 2000) 823. Kato, T. and Matsumoto, K. CCD Observation of the 1998 October Superoutburst of PU Per: Confirmation as an SU UMa-Type Dwarf Nova. (IAU I.B.V.S., No.4765, 1999) 824. Yoshida, S., Kadota, K. and Kato, T. Revised Astrometry of Variable Stars (2). (IAU I.B.V.S., No.4841, 2000) 825. Yoshida, S., Kadota, K. and Kato, T. New Variable Stars Discovered in the Misao Project VII: MisV0351-MisV0400. (IAU I.B.V.S., No.4842, 2000) 826. Yoshida, S., Kadota, K. and Kato, T. Mis-Identification of V854 Ophiuchi. (IAU I.B.V.S., No.4843, 2000) 827. Yoshida, S., Kadota, K., Kato, T. and Schmeer, P. V949 Sagittarii Is Not a Nova But a Red Variable. (IAU I.B.V.S., No.4845, 2000) 828. Yoshida, S., Kadota, K. and Kato, T. New Variable Stars Discovered in the Misao Project VIII: MisV0401-MisV0500. (IAU I.B.V.S., No.4854, 2000)