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	<title>Messier天体 | 星空の風景, 日々の風景</title>
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	<description>星空のこと. 日々に想うこと.</description>
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		<title>秋分の頃にはM27、亜鈴状星雲</title>
		<link>https://globe3.ddns.net/wp/2025_autumnal-equinox-day-m27/</link>
					<comments>https://globe3.ddns.net/wp/2025_autumnal-equinox-day-m27/#respond</comments>
		
		<dc:creator><![CDATA[minmin]]></dc:creator>
		<pubDate>Mon, 22 Sep 2025 11:32:52 +0000</pubDate>
				<category><![CDATA[Messier天体]]></category>
		<category><![CDATA[Siril]]></category>
		<category><![CDATA[画像処理]]></category>
		<guid isPermaLink="false">https://globe3.ddns.net/wp/?p=2155</guid>

					<description><![CDATA[「晴れない、晴れない、夜に晴れない。もう夏に綺麗な星空は見えないのか？」 なんとか晴れた夜に毎年のように撮影している、M27、亜鈴状星雲初秋に撮影しました。 Name: M27Date: 2025-9-17SQM: 18 [&#8230;]]]></description>
										<content:encoded><![CDATA[
<p class="wp-block-paragraph">「晴れない、晴れない、夜に晴れない。もう夏に綺麗な星空は見えないのか？」</p>



<p class="wp-block-paragraph">なんとか晴れた夜に毎年のように撮影している、M27、亜鈴状星雲<br>初秋に撮影しました。<br></p>



<figure class="wp-block-image size-full"><img fetchpriority="high" decoding="async" width="1100" height="1100" src="https://globe3.ddns.net/wp/wp-content/uploads/2025/09/M_27_LPS-D3_3h00m_2025-09-17T21-34_1100_recomposition.jpg" alt="" class="wp-image-2156" srcset="https://globe3.ddns.net/wp/wp-content/uploads/2025/09/M_27_LPS-D3_3h00m_2025-09-17T21-34_1100_recomposition.jpg 1100w, https://globe3.ddns.net/wp/wp-content/uploads/2025/09/M_27_LPS-D3_3h00m_2025-09-17T21-34_1100_recomposition-300x300.jpg 300w, https://globe3.ddns.net/wp/wp-content/uploads/2025/09/M_27_LPS-D3_3h00m_2025-09-17T21-34_1100_recomposition-150x150.jpg 150w, https://globe3.ddns.net/wp/wp-content/uploads/2025/09/M_27_LPS-D3_3h00m_2025-09-17T21-34_1100_recomposition-768x768.jpg 768w" sizes="(max-width: 1100px) 100vw, 1100px" /></figure>



<p class="wp-block-paragraph">Name: M27<br>Date: 2025-9-17<br>SQM: 18.84 mag/arcsec<sup>2</sup><br>Optics: Takahashi TS-160, LPS-D3<br>Camera: ASI533MC Pro, gain 100, offset 20, -0degrees<br>Exposure: 180s x 60 (total 3h00m)<br>Mount: 160jp, Althiba3, off-axis guide, INDI Library, PHD2<br>Processing: Siril 1.4.0 beta3, Cosmic Clarity Sharpen, GraXpert, StarNet2</p>



<p class="wp-block-paragraph">恒星にあるスパイダー光条を見ると、ピントがずれているのが分かります。<br>EAF設定が解っていないので、Ekos focus ソースを見なくちゃ。</p>



<p class="wp-block-paragraph">撮影場所が、郊外なのでしっかりと光害があります。（だじゃれではなく)<br>18.84 mag/arcsec<sup>2</sup><br>その場所からは、秋の星座にある星々は見にくいです。水瓶座や山羊座も形が辿れず、好きないるか座が見えない。<br>そのような場所から、画像処理をすると亜鈴の形が現れて、美しいです。</p>



<figure class="wp-block-image size-full"><img decoding="async" width="1100" height="1100" src="https://globe3.ddns.net/wp/wp-content/uploads/2025/09/M_27_LPS-D3_2h39m_2025-10-01T22-31_1100_recomposition.jpg" alt="" class="wp-image-2282" srcset="https://globe3.ddns.net/wp/wp-content/uploads/2025/09/M_27_LPS-D3_2h39m_2025-10-01T22-31_1100_recomposition.jpg 1100w, https://globe3.ddns.net/wp/wp-content/uploads/2025/09/M_27_LPS-D3_2h39m_2025-10-01T22-31_1100_recomposition-300x300.jpg 300w, https://globe3.ddns.net/wp/wp-content/uploads/2025/09/M_27_LPS-D3_2h39m_2025-10-01T22-31_1100_recomposition-150x150.jpg 150w, https://globe3.ddns.net/wp/wp-content/uploads/2025/09/M_27_LPS-D3_2h39m_2025-10-01T22-31_1100_recomposition-768x768.jpg 768w" sizes="(max-width: 1100px) 100vw, 1100px" /></figure>



<p class="wp-block-paragraph">EAFを調整し、最後は手動でピントを調整し、再度撮影しました。</p>



<p class="wp-block-paragraph">HDR Multiscale Script for Siril<br>こちらを用いた画像処理です。</p>



<p class="wp-block-paragraph">[画像入る]</p>



<p class="wp-block-paragraph">Name: M27<br>Date: 2025-10-01<br>SQM: 18.84 mag/arcsec<sup>2</sup><br>Optics: Takahashi TS-160, LPS-D3<br>Camera: ASI533MC Pro, gain 100, offset 20, -10degrees<br>Exposure: 180s x 53 (total 2h39m)<br>Mount: 160jp, Althiba3, off-axis guide, INDI Library, PHD2<br>Processing: Siril 1.4.0 beta4, Cosmic Clarity Sharpen, GraXpert, StarNet2</p>



<p class="wp-block-paragraph">Sirilは、1.4.0 bata4 1.4系最後のベータ版になるでしょう。<br>-10度のダークとバイアスを撮像して、当て直しましょう。</p>
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			</item>
		<item>
		<title>Messier天体 M33, M106, M81-M82, M97-M108, M63, M101, M77, M108, M109</title>
		<link>https://globe3.ddns.net/wp/messier-object-m33-m106-m81-82-m63-m101-m77-m109-2022-2024/</link>
					<comments>https://globe3.ddns.net/wp/messier-object-m33-m106-m81-82-m63-m101-m77-m109-2022-2024/#respond</comments>
		
		<dc:creator><![CDATA[minmin]]></dc:creator>
		<pubDate>Wed, 30 Jul 2025 06:46:50 +0000</pubDate>
				<category><![CDATA[Messier天体]]></category>
		<category><![CDATA[Siril]]></category>
		<category><![CDATA[TS160]]></category>
		<guid isPermaLink="false">https://globe3.ddns.net/wp/?p=1446</guid>

					<description><![CDATA[2022年から2024年に撮影したメシエ天体ピント合わせや光軸合わせが甘かったり、斜鏡支持金具やネジが干渉していたり、カメラ取り付けが傾いていたりと、調整途上の画像になっています。 その後、EAFを使用し、斜鏡支持を短く [&#8230;]]]></description>
										<content:encoded><![CDATA[
<p class="wp-block-paragraph">2022年から2024年に撮影したメシエ天体<br>ピント合わせや光軸合わせが甘かったり、斜鏡支持金具やネジが干渉していたり、カメラ取り付けが傾いていたりと、調整途上の画像になっています。</p>



<p class="wp-block-paragraph">その後、EAFを使用し、斜鏡支持を短く削り、頭を削った平ネジに交換し、スパイダーに植毛紙を貼り、主鏡側にピンホールも使用しての光軸合わせをしています。</p>



<h2 class="wp-block-heading">M33 </h2>



<p class="wp-block-paragraph">家族に見送られて、移動しての初めての撮影、初めてのCMOSカメラ<br>手習いに撮影したのは、M33。さんかく座にある銀河です。画面左側が北です。<br>初めての群馬にて撮影。双眼鏡で観望中に見た、東の山からぐんぐんと昇ってくる昴に感激しました。</p>



<figure class="wp-block-image size-full"><img decoding="async" width="800" height="545" src="https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M33_HEUIB-II_gausian_2022-10-30T00-21_1h48m_800_recomposition.jpg" alt="" class="wp-image-1471" srcset="https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M33_HEUIB-II_gausian_2022-10-30T00-21_1h48m_800_recomposition.jpg 800w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M33_HEUIB-II_gausian_2022-10-30T00-21_1h48m_800_recomposition-300x204.jpg 300w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M33_HEUIB-II_gausian_2022-10-30T00-21_1h48m_800_recomposition-150x102.jpg 150w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M33_HEUIB-II_gausian_2022-10-30T00-21_1h48m_800_recomposition-768x523.jpg 768w" sizes="(max-width: 800px) 100vw, 800px" /></figure>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="800" height="545" src="https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M33_Syqon_800_recomposition.jpg" alt="" class="wp-image-3496" srcset="https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M33_Syqon_800_recomposition.jpg 800w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M33_Syqon_800_recomposition-300x204.jpg 300w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M33_Syqon_800_recomposition-150x102.jpg 150w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M33_Syqon_800_recomposition-768x523.jpg 768w" sizes="(max-width: 800px) 100vw, 800px" /></figure>



<p class="wp-block-paragraph">下側の画像は、中央部分の構造が見られるように画像処理を行いました。<br>GHSにある、(b)を増強し、Waveletも強調しています。ノイズ制御にSyqon Prizmを使用しています。</p>



<p class="wp-block-paragraph">Name: M33<br>Date: 2022-10-30, Gunma<br>Optics: Takahashi TS-160, HEUIB-II<br>Camera: ASI294MC Pro, gain 120, offset 5, -15degrees<br>Exposure: 180s x 36 (total 1h48m)<br>Mount: 160jp, Althiba3, off-axis guide, INDI Library<br>Processing: Siril 1.4.0 beta3, GraXpert 3.1.0rc2, Cosmic Clarity Sharpen</p>



<hr class="wp-block-separator has-alpha-channel-opacity"/>



<p class="wp-block-paragraph">画像横が、南北方向と東西方向の2つの画像を再合成しました。画角を間違えました。</p>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="800" height="545" src="https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M33_HEUIB-II_3h15m_2022-10-292023-10-16_800_recomposition.jpg" alt="" class="wp-image-1646" srcset="https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M33_HEUIB-II_3h15m_2022-10-292023-10-16_800_recomposition.jpg 800w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M33_HEUIB-II_3h15m_2022-10-292023-10-16_800_recomposition-300x204.jpg 300w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M33_HEUIB-II_3h15m_2022-10-292023-10-16_800_recomposition-150x102.jpg 150w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M33_HEUIB-II_3h15m_2022-10-292023-10-16_800_recomposition-768x523.jpg 768w" sizes="(max-width: 800px) 100vw, 800px" /></figure>



<p class="wp-block-paragraph">Name: M33<br>Date: 2022-10-29 Gunma, 2023-10-15, Shizuoka<br>Optics: Takahashi TS-160, HEUIB-II<br>Camera: ASI294MC Pro, gain 120, offset 5, -15degrees<br>Exposure: 180s x 36 + 180s x 29 (total 3h15m)<br>Mount: 160jp, Althiba3, off-axis guide, INDI Library<br>Processing: Siril 1.4.0 beta3, GraXpert 3.1.0rc2, Cosmic Clarity Sharpen</p>



<h2 class="wp-block-heading">M106</h2>



<p class="wp-block-paragraph">りょうけん座にある渦巻き銀河<br>初めての山梨での撮影。1500mの駐車場での夕焼けが綺麗でした。真夜中に重い望遠鏡を動かしてキャンプの明かりを避けて撮影。翌朝に壁屋さんと星空の話しをしました。2024-4-14撮影は冷却ミス</p>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="800" height="545" src="https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M106_HEUIB-II_2h15m_2022-11-27T03-47_2024-04-14T23-20_800_recomposition.jpg" alt="" class="wp-image-1554" srcset="https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M106_HEUIB-II_2h15m_2022-11-27T03-47_2024-04-14T23-20_800_recomposition.jpg 800w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M106_HEUIB-II_2h15m_2022-11-27T03-47_2024-04-14T23-20_800_recomposition-300x204.jpg 300w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M106_HEUIB-II_2h15m_2022-11-27T03-47_2024-04-14T23-20_800_recomposition-150x102.jpg 150w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M106_HEUIB-II_2h15m_2022-11-27T03-47_2024-04-14T23-20_800_recomposition-768x523.jpg 768w" sizes="(max-width: 800px) 100vw, 800px" /></figure>



<p class="wp-block-paragraph">Name: M106<br>Date: 2022-11-26 Yamanashi, 2024-4-14 Gunma<br>Optics: Takahashi TS-160, HEUIB-II<br>Camera: ASI294MC Pro, gain 120, offset 5, -15degrees, 10degrees<br>Exposure: 180s x 25 + 180s x 20 (total 2h15m)<br>Mount: 160jp, Althiba3, off-axis guide, INDI Library<br>Processing: Siril 1.4.0 beta3, GraXpert 3.1.0rc2, Cosmic Clarity Sharpen</p>



<h2 class="wp-block-heading">M81-M82</h2>



<p class="wp-block-paragraph">おおぐま座にある銀河<br>山梨での初めての撮影地。撮影中は、大熊の姿を思い浮かべていました。画面左側が北です。<br>画面右はM81、左がM82です。M82の電離した水素ガスが画面に浮かび上がった時は、感激でした。</p>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="800" height="545" src="https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M81-82_HEUIB-II_3h06m_2023-02-26T00-59_800_recomposition.jpg" alt="" class="wp-image-1576" srcset="https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M81-82_HEUIB-II_3h06m_2023-02-26T00-59_800_recomposition.jpg 800w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M81-82_HEUIB-II_3h06m_2023-02-26T00-59_800_recomposition-300x204.jpg 300w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M81-82_HEUIB-II_3h06m_2023-02-26T00-59_800_recomposition-150x102.jpg 150w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M81-82_HEUIB-II_3h06m_2023-02-26T00-59_800_recomposition-768x523.jpg 768w" sizes="(max-width: 800px) 100vw, 800px" /></figure>



<p class="wp-block-paragraph">Name: M81, M82<br>Date: 2023-2-26, Yamanashi<br>Optics: Takahashi TS-160, HEUIB-II<br>Camera: ASI294MC Pro, gain 120, offset 5, -15degrees<br>Exposure: 180s x 62 (total 3h06m)<br>Mount: 160jp, Althiba3, off-axis guide, INDI Library<br>Processing: Siril 1.4.0 beta3, GraXpert 3.1.0rc2, Cosmic Clarity Sharpen</p>



<h2 class="wp-block-heading">M97-M108</h2>



<p class="wp-block-paragraph">おおぐま座にある銀河<br>16cmの望遠鏡で見た左側のM97は、ぼんやりと丸く見え、フクロウのような目は見られませんでした。<br>明け方の撮影で、人工衛星が飛びまくってました。左側が北です。</p>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="800" height="545" src="https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M97-108_HEUIB-II_33m_secs_2023-02-26T04-32_800_recomposition.jpg" alt="" class="wp-image-1617" srcset="https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M97-108_HEUIB-II_33m_secs_2023-02-26T04-32_800_recomposition.jpg 800w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M97-108_HEUIB-II_33m_secs_2023-02-26T04-32_800_recomposition-300x204.jpg 300w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M97-108_HEUIB-II_33m_secs_2023-02-26T04-32_800_recomposition-150x102.jpg 150w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M97-108_HEUIB-II_33m_secs_2023-02-26T04-32_800_recomposition-768x523.jpg 768w" sizes="(max-width: 800px) 100vw, 800px" /></figure>



<p class="wp-block-paragraph">Name: M97, M108<br>Date: 2023-2-25, Yamanashi<br>Optics: Takahashi TS-160, HEUIB-II<br>Camera: ASI294MC Pro, gain 120, offset 5, -15degrees<br>Exposure: 180s x 11 (total 33m)<br>Mount: 160jp, Althiba3, off-axis guide, INDI Library<br>Processing: Siril 1.4.0 beta3, GraXpert 3.1.0rc2, Cosmic Clarity Sharpen</p>



<h2 class="wp-block-heading">M63</h2>



<p class="wp-block-paragraph">りょうけん座にある渦巻き銀河<br>ひまわり銀河の通称があります。英語でも&#8221;Sunflower Galaxy&#8221;とのことです。<br>カヌーの方たちと一緒に、二度目の場所で観望と撮影。</p>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="800" height="545" src="https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M_63_HEUIB-II_1h33m_2023-03-20T23-59_800_recomposition.jpg" alt="" class="wp-image-1615" srcset="https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M_63_HEUIB-II_1h33m_2023-03-20T23-59_800_recomposition.jpg 800w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M_63_HEUIB-II_1h33m_2023-03-20T23-59_800_recomposition-300x204.jpg 300w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M_63_HEUIB-II_1h33m_2023-03-20T23-59_800_recomposition-150x102.jpg 150w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M_63_HEUIB-II_1h33m_2023-03-20T23-59_800_recomposition-768x523.jpg 768w" sizes="(max-width: 800px) 100vw, 800px" /></figure>



<p class="wp-block-paragraph">Name: M63<br>Date: 2023-3-20, Gunma<br>Optics: Takahashi TS-160, HEUIB-II<br>Camera: ASI294MC Pro, gain 120, offset 5, -15degrees<br>Exposure: 180s x 31 (total 1h33m)<br>Mount: 160jp, Althiba3, off-axis guide, INDI Library<br>Processing: Siril 1.4.0 beta3, GraXpert 3.1.0rc2, Cosmic Clarity Sharpen</p>



<h2 class="wp-block-heading">M77</h2>



<p class="wp-block-paragraph">くじら座にある銀河<br>初めての静岡で撮影。広い駐車場に一人だけで観望と撮影。湿度の高さに弱りました。<br>右側のM77までは約6000万光年、NGC1055までは約5200万光年。<br>M77とNGC1055の間は、約44万2000光年<br>画像を見ると数万光年が近いのか、遠いのか分らない感覚になります。</p>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="800" height="545" src="https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M77_NGC1055_HEUIB-II_1h30m_2023-10-16T03-06_800_recomposition.jpg" alt="" class="wp-image-1624" srcset="https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M77_NGC1055_HEUIB-II_1h30m_2023-10-16T03-06_800_recomposition.jpg 800w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M77_NGC1055_HEUIB-II_1h30m_2023-10-16T03-06_800_recomposition-300x204.jpg 300w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M77_NGC1055_HEUIB-II_1h30m_2023-10-16T03-06_800_recomposition-150x102.jpg 150w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M77_NGC1055_HEUIB-II_1h30m_2023-10-16T03-06_800_recomposition-768x523.jpg 768w" sizes="(max-width: 800px) 100vw, 800px" /></figure>



<p class="wp-block-paragraph">Name: M77<br>Date: 2023-10-16, Shizuoka<br>Optics: Takahashi TS-160, HEUIB-II, EAF<br>Camera: ASI294MC Pro, gain 120, offset 5, -15degrees<br>Exposure: 180s x 57 (total 2h51m)<br>Mount: 160jp, Althiba3, off-axis guide, INDI Library<br>Processing: Siril 1.4.0 beta3, GraXpert 3.1.0rc2, Cosmic Clarity Sharpen</p>



<h2 class="wp-block-heading">M101</h2>



<p class="wp-block-paragraph">おおぐま座にある銀河<br>山から下りてくる方々に、駐車場やトイレの場所などを教えてもらったり、興味深そうな方とカメラの話しなどをしました。広い駐車場でたった一人で撮影と観望をしてました。</p>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="800" height="545" src="https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M101_HEUIB-II__5h24m_2024-04-15_2024-05-11_800_recomposition.jpg" alt="" class="wp-image-1603" srcset="https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M101_HEUIB-II__5h24m_2024-04-15_2024-05-11_800_recomposition.jpg 800w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M101_HEUIB-II__5h24m_2024-04-15_2024-05-11_800_recomposition-300x204.jpg 300w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M101_HEUIB-II__5h24m_2024-04-15_2024-05-11_800_recomposition-150x102.jpg 150w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M101_HEUIB-II__5h24m_2024-04-15_2024-05-11_800_recomposition-768x523.jpg 768w" sizes="(max-width: 800px) 100vw, 800px" /></figure>



<p class="wp-block-paragraph">Name: M101<br>Date: 2024-4-14, 2024-5-11, Gunma <br>Optics: Takahashi TS-160, HEUIB-II<br>Camera: ASI294MC Pro, gain 120, offset 5, -15degrees<br>Exposure: 180s x 69 + 180s x 39 (total 5h24m)<br>Mount: 160jp, Althiba3, off-axis guide, INDI Library<br>Processing: Siril 1.4.0 beta3, GraXpert 3.1.0rc2, Cosmic Clarity Sharpen</p>



<h2 class="wp-block-heading">M108</h2>



<p class="wp-block-paragraph">おおぐま座にある銀河</p>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="800" height="545" src="https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M_108_HEUIB-II_54m_2024-03-10T20-00_800_recomposition.jpg" alt="" class="wp-image-1635" srcset="https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M_108_HEUIB-II_54m_2024-03-10T20-00_800_recomposition.jpg 800w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M_108_HEUIB-II_54m_2024-03-10T20-00_800_recomposition-300x204.jpg 300w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M_108_HEUIB-II_54m_2024-03-10T20-00_800_recomposition-150x102.jpg 150w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M_108_HEUIB-II_54m_2024-03-10T20-00_800_recomposition-768x523.jpg 768w" sizes="(max-width: 800px) 100vw, 800px" /></figure>



<p class="wp-block-paragraph">Name: M108<br>Date: 2024-3-10, Yamanashi<br>Optics: Takahashi TS-160, HEUIB-II<br>Camera: ASI294MC Pro, gain 120, offset 5, -15degrees<br>Exposure: 180s x 18 (total 54m)<br>Mount: 160jp, Althiba3, off-axis guide, INDI Library<br>Processing: Siril 1.4.0 beta3, GraXpert 3.1.0rc2, Cosmic Clarity Sharpen</p>



<h2 class="wp-block-heading">M109</h2>



<p class="wp-block-paragraph">おおぐま座にある銀河<br>近くにある恒星がつくる斜鏡の陰が写りました。北斗七星の2等星は、明るさが強い事に驚きました。</p>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="800" height="545" src="https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M109_HEUIB-II_4h00m_2024-03-11T00-47_800_recomposition.jpg" alt="" class="wp-image-1641" srcset="https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M109_HEUIB-II_4h00m_2024-03-11T00-47_800_recomposition.jpg 800w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M109_HEUIB-II_4h00m_2024-03-11T00-47_800_recomposition-300x204.jpg 300w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M109_HEUIB-II_4h00m_2024-03-11T00-47_800_recomposition-150x102.jpg 150w, https://globe3.ddns.net/wp/wp-content/uploads/2025/07/M109_HEUIB-II_4h00m_2024-03-11T00-47_800_recomposition-768x523.jpg 768w" sizes="(max-width: 800px) 100vw, 800px" /></figure>



<p class="wp-block-paragraph">Name: M109<br>Date: 2023-3-10, Yamanashi<br>Optics: Takahashi TS-160, HEUIB-II<br>Camera: ASI294MC Pro, gain 120, offset 5, -15degrees<br>Exposure: 180s x 80 (total 4h00m)<br>Mount: 160jp, Althiba3, off-axis guide, INDI Library<br>Processing: Siril 1.4.0 beta3, GraXpert 3.1.0rc2, Cosmic Clarity Sharpen</p>



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