When is the best time to observe HIP 112241?

HIP 112241 is best observed from July through September, with peak visibility during August when it transits around midnight in the Northern Hemisphere.

Where is HIP 112241 located in the sky?

HIP 112241 lies in the constellation Lacerta at right ascension 22h 44m and declination +39° 28′.

What telescope do I need to split HIP 112241?

Splitting HIP 112241 requires an aperture of roughly 100 mm or larger — the components are separated by about 2.8″ at magnitudes near 6.0. Larger apertures and steady seeing help resolve the pair cleanly.

HIP 112241 — Double Star in Lacerta

Observable Double Star Good (56/100)

Sep: 2.8", Companion: mag 8.9

Magnitude 6.0^m DoubleStar Lacerta (Lac) Visible

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Observe

1Physical Properties

Magnitude 5.95

Spectral Type K5III+K2III giant

Star Color Red (B-V 1.48)

Distance 326 ly

2Position & Identifiers

RA 22h 44m 05.2s

Dec +39° 27' 56.0"

Constellation Lacerta (Lac)

HR 8654

HIP 112241

HD 215359

SAO 72675

Double Cat 16228

SIMBAD

3How easy to split?

Primary 6.0 mag Companion 8.9 mag Separation 2.8″

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Telescope	Bortle 3	Bortle 4	Bortle 5
80 mm refractor 80mm refr.	Hard	Hard	Hard
150 mm Newton 150mm Newt.	Medium+	Medium+	Medium+
Celestron C8 (203 mm SCT) C8 203mm	Easy	Easy	Easy

Easy Medium Hard Very hard Impossible

Bortle 3 = rural · 4 = outer suburbs · 5 = suburbs

4Visibility

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Best season Jul – Sep (peak: Aug)

5Multiple Star System Triple

Components 3 (triple)

Component IDs AB

Separation 2.8″

Companion Mag 8.9

Companion Sp K2III

Position Angle 277°

Star Colors A: Red B: Orange

Discoverer STF2942

Notes

AB binary. B is K2III. C, 12.5v at 11" optical.

Separation over time

Measured 1828 → 2022 (194 y)

Separation drift 2.0" → 2.8" (+0.80")

Rate +0.0041" / y

PA drift 274° → 277° (+3°, +0.015°/y)

Slow change over generations — observable in lifetime comparisons.

Measured from the WDS observational archive. No orbital solution has been derived — most likely the period is too long to fit an orbit to the available measurement arc.