When is the best time to observe HIP 92717?

HIP 92717 is best observed from May through July, with peak visibility during June when it transits around midnight in the Northern Hemisphere.

Where is HIP 92717 located in the sky?

HIP 92717 lies in the constellation Draco at right ascension 18h 54m and declination +75° 47′.

What telescope do I need to split HIP 92717?

Splitting HIP 92717 requires an aperture of roughly 80 mm or larger — the components are separated by about 5.7″ at magnitudes near 6.2. Larger apertures and steady seeing help resolve the pair cleanly.

HIP 92717 — Double Star in Draco

Magnitude 6.2^m DoubleStar Draco (Dra) Visible

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Observe

1Physical Properties

Magnitude 6.22

Spectral Type A1V

2Position & Identifiers

RA 18h 53m 33.2s

Dec +75° 47' 15.0"

Constellation Draco (Dra)

HR 7199

HIP 92717

HD 176795

SAO 9286

Double Cat 11870

SIMBAD

3How easy to split?

Primary 6.2 mag Companion 7.4 mag Separation 5.7″

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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 May – Jul (peak: Jun)

5Multiple Star System

Separation 5.7″

Companion Mag 7.3

Position Angle 217°

Discoverer STF2452

Notes

vsini of secondary 150k/s.

Separation over time

Measured 1825 → 2019 (194 y)

Separation drift 6.5" → 5.7" (-0.80")

Rate -0.0041" / y

PA drift 218° → 217° (-1°, -0.005°/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.