When is the best time to observe HIP 32091?

HIP 32091 is best observed from November through January, with peak visibility during December when it transits around midnight in the Northern Hemisphere.

Where is HIP 32091 located in the sky?

HIP 32091 lies in the constellation Puppis at right ascension 06h 42m and declination -38° 24′.

What telescope do I need to split HIP 32091?

Splitting HIP 32091 requires an aperture of roughly 80 mm or larger — the components are separated by about 7.9″ at magnitudes near 6.3. Larger apertures and steady seeing help resolve the pair cleanly.

HIP 32091 — Double Star in Puppis

Magnitude 6.3^m DoubleStar Puppis (Pup) Visible

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1Physical Properties

Magnitude 6.29

Spectral Type A3V+F/G

Star Color White (B-V 0.34)

Distance 1,087 ly

2Position & Identifiers

RA 06h 42m 16.4s

Dec -38° 23' 55.0"

Constellation Puppis (Pup)

HR 2482

HIP 32091

HD 48543

SAO 197108

SIMBAD

3How easy to split?

Primary 6.3 mag Companion 7.7 mag Separation 7.9″

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Telescope	Bortle 3	Bortle 4	Bortle 5
80 mm refractor 80mm refr.	Easy	Easy	Easy
150 mm Newton 150mm Newt.	Easy	Easy	Easy
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 Nov – Jan (peak: Dec)

5Multiple Star System

Separation 7.9″

Companion Mag 7.7

Position Angle 277°

Star Colors A: White B: Yellow

Discoverer DUN 32

Separation over time

Measured 1835 → 2016 (181 y)

Separation drift 8.4" → 7.9" (-0.50")

Rate -0.0028" / y

PA drift 276° → 277° (+1°, +0.006°/y)

Essentially fixed on human timescales — the same view your grandchildren will see.

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.