3 Pup

HIP 37677; 3 Pup Star Puppis (Pup) Visible Level 1 Naked eye / Binoculars

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Physical Properties

Magnitude 3.96

Range 3.94 - 3.97

Variable Type ACYG

Spectral Type A2Iab

Star Color Yellow-white (B-V 0.18)

Distance 5,528 ly

Position & Identifiers

RA 07h 43m 48.5s

Dec -28° 57' 17.0"

Constellation Puppis (Pup)

HR 2996

HIP 37677

Flamsteed 3 Pup

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Spectral Classification

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Stellar Absorption Spectrum

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Stellar Notes

Variable Star

Var. in red and IR. Amp. 0.24R, 0.20(R-I).

Spectroscopic Binary

137.767d, K 3.6k/s, V0 +25.4k/s, asini 6.53.

Color

Infrared color excess. Color excess E(B-V) = +0.13.

Alternative Names

Called Tau in Argelander, Bayer, HP 1462, (but now Tau is HR 2553). HR 2996 called l in HR 50 and Lacaille | 1763.

Light Travel Time Machine

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