M101‹â‰ÍŒQ
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ŠOŒê�FM101 Group

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–ÚŽŸ �î•ñ Šî–{�î•ñ •¨—�“I�î•ñ ŠÏ‘ª�î•ñ Žå‚ȃJƒ^ƒ�ƒO”Ô�† “Á’¥ �Š‘®‹â‰Í

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Šî–{�î•ñ

• �À•W(2000”N•ª“_)
  • �ÔŒo: 14h 03m 00.0s (ICRS)(SIMBAD)
  • �ÔˆÜ: +54�‹18�Œ00�� (ICRS)(SIMBAD)
  • ‹âŒo: 102.0352�‹ (SIMBAD)
  • ‹âˆÜ: +59.8289�‹ (SIMBAD)
• �Š‘®
  • �¯�À: ‚¨‚¨‚®‚Ü�À�`‚è‚傤‚¯‚ñ�À
  • ŠK‘w: ‹Ç•”’´‹â‰Í’c�¨M101‹â‰ÍŒQ
• ‹——£
  • –ñ2,200–œŒõ”N
  • �Ô•û•ÎˆÚ: z=0.000751
    • Œõ‚ª“Í‚­‚Ü‚Å‚ÌŽžŠÔ: –ñ0.1‰­”N (z=0.000751‚©‚çŒvŽZ)
    • ŽÀ�Û‚Ì‹——£: –ñ0.1‰­Œõ”N (z=0.000751‚©‚çŒvŽZ)

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•¨—�“I�î•ñ

• ‹â‰Í�”: •s–¾

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ŠÏ‘ª�î•ñ

• Ž‹’¼Œa: (ŠY“–Ž‘—¿‚È‚µ)
• Ž‹�ü‘¬“x(RV)=Œã‘Þ‘¬“x
  • 225km/s(194.4km/cBeat) (SIMBAD)
  • ‚Ý‚©‚¯‚ÌŒã‘Þ‘¬“x: 225.06km/s(194.5km/cBeat) (z=0.000751‚©‚çŒvŽZ)
  • ŽÀ�Û‚ÌŒã‘Þ‘¬“x: 225.18km/s(194.6km/cBeat) (z=0.000751‚©‚çŒvŽZ)

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Žå‚ȃJƒ^ƒ�ƒO”Ô�†

• GHCG 128

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“Á’¥

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�Š‘®‹â‰Í
�@ŽŸ‚̂悤‚È‹â‰Í‚ª‘®‚·‚é�B

• M101(NGC 5457)
• NGC 5204 (M101‚Ì”º‹â‰Í)
• NGC 5474 (M101‚Ì”º‹â‰Í)
• NGC 5477 (M101‚Ì”º‹â‰Í)
• NGC 5585 (M101‚Ì”º‹â‰Í)
• UGC 8837 (Holmberg IV) (M101‚Ì”º‹â‰Í)
• UGC 9405

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