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Name  
   sanfran 
File #1  
   NGC7000_40_a250_09000_00XHa_01.jpg (140.7 KB)   Download : 8
File #2  
   NGC7000_40_a250_09000_00XHa.jpg (359.8 KB)   Download : 8
Subject  
   Alpha 250CA vs Epsilon 250



¾ó¸¶Àü ÇϴñâȹÀÇ ±è»ó±¸ »çÀåÀÇ Á¦¾ÈÀ¸·Î ÀԽǷР250°ú ADT ¾ËÆÄ 250À» ¸Â±³È¯À» Çß½À´Ï´Ù. ¿ì¼± Àú´Â ÀϺ»ÀÇ ´ÙÄ«ÇϽà º»»ç¿¡ ¿¬¶ôÀ» ÇÏ¿© µðÁöÅ»¿ë º¸Á¤·»Á 200¿©¸¸¿øÀ» µé¿© ±¸ÀÔÀ» ÇÏ¿´½À´Ï´Ù.
±×¸®°í ÇÑÆí ¾ËÆÄ 250CAÀÇ 3¼¼´ë ¹öÁ¯À» ¿Ï¼ºÇÏ¿© ÃÖÁ¾ÀûÀÎ Å×½ºÆ®¸¦ Çϰí ÀÖ¾ú½À´Ï´Ù.

±×¸®°í´Â 5¿ù 1ÀÏ »õº®¿¡ ¸Â ´ë°áÀ» ¹úÀÌ°Ô µÇ¾ú½À´Ï´Ù.
ÀԽǷÐÀº QSI 583ÀÌ ¾ËÆÄ´Â FLI PL9000À» ÀåÂø µ¿½Ã¿¡ ÃÔ¿µÀ» ÇÏ¸ç ¼º»óÀÌ ¾î¶»°Ô ¸ÎÈ÷°í º¸Á¤´É·ÂÀº ¾î¶² °ÍÀÌ ÁÁÀ¸¸ç °á±¹ ¼º´ÉÀÌ ¾î¶² °ÍÀÌ ÁÁÀº °¡ ºñ±³ Å×½ºÆ®¸¦ Çß½À´Ï´Ù.

Á¦Ç°½ºÆÑÀº ÀԽǷÐÀÌ 45¹Ì¸® À̹ÌÁö ¼­Å¬¿¡ ½Ö°î¸é ÁÖ°æ°ú 2¸ÅÀÇ º¸Á¤·»Á ½è½À´Ï´Ù. ½ºÆÌ ´ÙÀ̾Ʊ׷¥¿¡¼­µµ ÁÖº¯ºÎ°¡ ¾à 20¸¶ÀÌÅ©·Ð Á¤µµÀÇ º¸Á¤´É·ÂÀÔ´Ï´Ù. F3.4

ÀÌ¿¡ ¹ÝÇØ ¾ËÆÄ 250Àº 50¹Ì¸® À̹ÌÁö ¼­Å¬¿¡ ÁÖº¯ºÎ¿¡¼­ ¾à 10¸¶ÀÌÅ©·Ð ³»¿ÜÀÇ º¸Á¤´É·ÂÀÔ´Ï´Ù. ¹Ì±¹ ÀáºÎÅäÀÇ °íÁ¤µµ Æ÷¹°¸é¹Ì·¯¿¡ EDÆ÷ÇÔ 3±º3¸ÅÀÇ 3ÀÎÄ¡ º¸Á¤·»Á Á÷Á¢ ¿À¸®Áö³Î·Î Àå½ÂÇõ ¹Ú»çÀÇ ¼³°èÇÏ¿¡ Á¦ÀÛÇÏ¿© ÀåÂøÇÏ¿´½À´Ï´Ù. F3.6

½ÇÁ¦ Å×½ºÆ®¿¡¼­´Â ÀԽǷÐÀÌ 20~24¸¶ÀÌÅ©·Ð Á¤µµÀÇ ´É·ÂÀ» ¾ËÆÄ´Â 15~18¸¶ÀÌÅ©·ÐÀÇ »ó»óÀ» º¸¿©ÁÖ¾ú½À´Ï´Ù.
°¨°ÝÀûÀÎ ¼ø°£ÀÌ ¾Æ´Ò ¼ö ¾ø½À´Ï´Ù. ¼ø ±¹»ê ÄÚ·¢ÅÍÀÇ ´É·ÂÀ¸·Î °æÁ¦ÀûÀÎ À̹Ì¡ ¸Ó½ÅÀÇ Åº»ýÀ» ¾Ë¸®´Â ¼ø°£À̾ú½À´Ï´Ù.

÷ºÎÀÇ »çÁøÀº 5¿ù 2ÀÏ »õº®¿¡ ÂïÀº »çÁøÀ¸·Î º°¸¸¼¼ ±è öÁß ¼±»ý²² ³³Ç°µÉ 3¼¼´ë ¾ËÆÄ·Î ÃÖÁ¾ ǰÁú°ü¸®Â÷¿ø¿¡¼­ ÃÔ¿µÇÑ »çÁøÀÔ´Ï´Ù.

±¹»ê º¸Á¤·»Áî KorectonÀ» ÀÌ¿ëÇÏ¿© ÂïÀº ù »çÁøÀÔ´Ï´Ù.

»çÁøÀº 50%·Î ¸®»çÀÌ¡ Çß½À´Ï´Ù.
40ºÐ ³ëÃâÀÇ Á¤º¸·®À̶ó°í´Â ¹Ï±â Èûµç Á¤º¸·®ÀÔ´Ï´Ù.
ºü¸¥ FÀÇ »çÁø¿ë ¸Á¿ø°æÀÇ À§·ÂÀ̶ó ÇÒ ¼ö ÀÖ½À´Ï´Ù.
´ÞÀº °ÅÀÇ º¸¸§´Þ ¼öÁØÀ̾ú½À´Ï´Ù.

ADT Kastron Alpha-250CA  F3.6 D250
ADT Morning Calm 700GE
FLI PL 9000 36.5mm X 36.5mm Á¤¹æÇü CCD (-40µµ)
Ha= 20min X 2
No Dark, No Flat Image
Pocessed by Maxim DL + Nescafe
2010³â 5¿ù 2ÀÏ 02~
Ãæ³² ¾Æ»ê½Ã ¼Û¾Ç¸é ¸¶°î¸® È£ºöõ¹®´ë



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