When is the best time to observe HIP 34217?

HIP 34217 is best observed from December through February, with peak visibility during January when it transits around midnight in the Northern Hemisphere.

Where is HIP 34217 located in the sky?

HIP 34217 lies in the constellation Lynx at right ascension 07h 06m and declination +52° 45′.

What telescope do I need to split HIP 34217?

Splitting HIP 34217 requires an aperture of roughly 100 mm or larger — the components are separated by about 4.4″ at magnitudes near 6.1. Larger apertures and steady seeing help resolve the pair cleanly.

HIP 34217 — Double Star in Lynx

Magnitude 6.1^m DoubleStar Lynx (Lyn) Visible

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Observe

1Physical Properties

Magnitude 6.12

Spectral Type A3V s

Star Color White (B-V 0.11)

Distance 297 ly

2Position & Identifiers

RA 07h 05m 39.8s

Dec +52° 45' 29.0"

Constellation Lynx (Lyn)

HR 2644

HIP 34217

HD 52859

SAO 26144

Double Cat 5746

SIMBAD

3How easy to split?

Primary 6.1 mag Companion 7.0 mag Separation 4.4″

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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 Dec – Feb (peak: Jan)

5Multiple Star System Triple C: optical

Components 3 (triple)

Component IDs AB

Separation 4.4″

Companion Mag 7.0

Position Angle 147°

Star Colors A: White

Discoverer STF1009

Notes

AB binary.

Separation over time

Measured 1782 → 2022 (240 y)

Separation drift 3.5" → 4.4" (+0.90")

Rate +0.0038" / y

PA drift 167° → 147° (-20°, -0.083°/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.