Targets / IC 4592
Astrophotoguru™ · Blue Horsehead Nebula
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IC 4592

IC 4592 — Blue Horsehead Nebula

Reflection Nebula
· Scorpius
Intermediate
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Observing: Tonight · 8:00 PM–5:00 AM

Observability

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Overall Imaging Recommendation

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Target information

Object type
Reflection Nebula
Constellation
Scorpius
Right ascension
16h 23m 51s
Declination
-19° 27′ 30″
Magnitude
Not recorded
Angular size
60′ × 40′
Surface brightness
Not recorded
Difficulty
Intermediate
Best months
April, May, June, July, August
Catalog IDs
IC 4592

About this target

Large blue reflection-nebula complex in Scorpius illuminated principally by Nu Scorpii. Dimensions are an approximate astrophotography footprint.

Recommended telescopes

Tele Vue
660mm f/5.2 · 127mm aperture
Frames 49% of APS-C FOV
Astro-Physics
660mm f/6.0 · 110mm aperture
Frames 49% of APS-C FOV
Takahashi
650mm f/5.0 · 130mm aperture
Frames 48% of APS-C FOV
William Optics
648mm f/4.9 · 131mm aperture
Frames 48% of APS-C FOV
William Optics
703mm f/6.9 · 102mm aperture
Frames 52% of APS-C FOV
Stellarvue
714mm f/7.0 · 102mm aperture
Frames 53% of APS-C FOV

Recommended cameras

QHYCCD
3.76µm pixels · cooled
Player One
4.63µm pixels · cooled
ZWO
5.94µm pixels · cooled
OGMA
3.76µm pixels · cooled
OGMA
3.76µm pixels · cooled
ToupTek
2.90µm pixels · cooled

Example framing

FOV 3.13° × 2.08°
Scale 1.86″/px
Target fills 48% of frame
Preview in planner
FOV 3.13° × 2.08°
Scale 1.86″/px
Target fills 48% of frame
Preview in planner
FOV 3.17° × 2.12°
Scale 1.88″/px
Target fills 47% of frame
Preview in planner

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