Xi Ser

HIP 86263; Xi Ser; 55 Ser Star Serpens (Ser) Visible Level 1 Naked eye / Binoculars

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Physical Properties

Magnitude 3.54

Variable Type Delta Scuti (Pulsating)

Spectral Type A9IIIp(Sr)

Star Color Yellow-white (B-V 0.26)

Distance 109 ly

Position & Identifiers

RA 17h 37m 35.2s

Dec -15° 23' 55.0"

Constellation Serpens (Ser)

HR 6561

HIP 86263

Bayer Xi

Flamsteed 55 Ser

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Spectral Classification

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Stellar Absorption Spectrum

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Stellar Notes

Variable Star

Delta Sct?, 3.52 - 3.54V.

Double Star

Visual companion optical.

Spectroscopic Binary

2.2923d, K 19.4k/s, V0 -42.8k/s, asini 0.612.

Group/Cluster

Hyades moving group.

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