When is the best time to observe HIP 96771?

HIP 96771 is best observed from June through August, with peak visibility during July when it transits around midnight in the Northern Hemisphere.

Where is HIP 96771 located in the sky?

HIP 96771 lies in the constellation Draco at right ascension 19h 40m and declination +60° 30′.

What telescope do I need to split HIP 96771?

Splitting HIP 96771 requires an aperture of roughly 60 mm or larger — the components are separated by about 18.2″ at magnitudes near 6.5. Larger apertures and steady seeing help resolve the pair cleanly.

HIP 96771 — Double Star in Draco

Magnitude 6.5^m DoubleStar Draco (Dra) Visible

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Observe

1Physical Properties

Magnitude 6.51

Spectral Type A5V

Star Color Yellow-white (B-V 0.22)

Distance 125 ly

2Position & Identifiers

RA 19h 40m 13.0s

Dec +60° 30' 26.0"

Constellation Draco (Dra)

HR 7500

HIP 96771

HD 186340

SAO 18461

Double Cat 12789

SIMBAD

3How easy to split?

Primary 6.5 mag Companion 8.9 mag Separation 18.2″

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Telescope	Bortle 3	Bortle 4	Bortle 5
80 mm refractor 80mm refr.	Easy	Medium+	Medium+
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 Jun – Aug (peak: Jul)

5Multiple Star System

Separation 18.2″

Companion Mag 8.9

Position Angle 26°

Star Colors A: Yellow-white B: Yellow

Discoverer STF2573

Separation over time

Measured 1831 → 2019 (188 y)

Separation drift 20.0" → 18.2" (-1.80")

Rate -0.0096" / y

PA drift 28° → 26° (-2°, -0.011°/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.