Sh2-261 Lower’s Nebula

Sh2-261 Lower’s Nebula Feb 5, 2022 86 views5796×381110.01 MB

Backyard

Singapore, Singapore (Singapore), SG

Ori

6h 9m 1s · +15° 43′ 35″

1.37° × 0.90°

0.85″/px

0.75°N

Integration

No filter	126×600″	21h	4 Feb 2022	13%

No filter	126×600″=21h
4 Feb 2022	13%

Imaging equipment

Optics	iStar Optical 140mm iStar Optical 140mm f6.5 APO Triplet William Optics ZenithStar 103 WO Z103 Williams Optics GT102
Camera	QHYCCD QHY600PH M
Camera	null QHY268M
Mount	SkyWatcher EQ8-R Pro
Filters	Chroma Ha 50mm 3nm Chroma SII 50mm 3nm Chroma OIII 50mm 3nm
Focal reducers	William Optics Flat68III Starizona Apex ED 0.65x Reducer William Optics Flat 8
Software	Adobe Phosotshop CC 2020 null Astro Pixel Precessor

Guiding equipment

Guiding optics	Williams Optics Uniguide 50
Guiding camera	ZWO ASI290MM

Objects

Description

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