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V343 Carinae — Star in Carina

Magnitude 4.3m Star Carina (Car) Visible
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1Physical Properties

Magnitude 4.33
Variable Type Beta Cephei (Pulsating)
Spectral Type B1.5III giant
Star Color Blue-white (B-V -0.11)

2Position & Identifiers

RA 08h 40m 37.0s
Dec -59° 45' 40.0"
Constellation Carina (Car)
HR 3457
HIP 42568
HD 74375
SAO 236181
Variable ID V343 Car
SIMBAD

3How easy to spot?

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Equipment Bortle 3 Bortle 4 Bortle 5
Naked eye Medium+ Medium+ Medium
50mm finder Easy Easy Easy
150mm scope 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)

5Survey Image

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7

Size Comparison

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8

Compare Stars

9

Spectral Classification

10

Hertzsprung-Russell Diagram

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Read: The Hertzsprung-Russell Diagram — Reading Stars Like a Map
11

Stellar Lifecycle

12

Blackbody Spectrum

13

Stellar Absorption Spectrum

Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.

14

Stellar Fusion

Discover

15Stellar Notes

Beta C 4.3 - 4.33V, amp. 0.04B.
133.92d.

Nearby in the Sky

Other targets within a few degrees — pan your scope a little and keep exploring.

Visibility scores assume a 150 mm Newton at Bortle 4.

NGC 2714
Hard
Elliptical galaxy
Galaxy mag 13.15 1.7° Carina
V376 Car
Easy
Easy double, sep 40.1″
Double Star mag 4.92 2.1° Carina
NGC 2516
Easy
Open cluster
Open Cluster mag 3.8 5.4° Carina
NGC 2808
Easy
Globular cluster — dense ball of ancient stars
Globular Cluster mag 6.3 6.3° Carina
Show on Map

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The Hertzsprung-Russell Diagram — Reading Stars Like a Map
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