HIP 41949 — Double Star in Pyxis

Magnitude 6.2^m DoubleStar Pyxis (Pyx) Visible

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Observe

1Physical Properties

Magnitude 6.19

Spectral Type A8IV subgiant

Star Color Yellow-white (B-V 0.27)

Distance 204 ly

2Position & Identifiers

RA 08h 33m 04.8s

Dec -24° 36' 23.0"

Constellation Pyxis (Pyx)

HR 3381

HIP 41949

HD 72626

SAO 176061

Double Cat 6871

3How easy to split?

Primary 6.2 mag Companion 6.8 mag Separation 0.6″

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Telescope	Bortle 3	Bortle 4	Bortle 5
80 mm refractor 80mm refr.	V. hard	V. hard	V. hard
150 mm Newton 150mm Newt.	V. hard+	V. hard+	V. hard+
Celestron C8 (203 mm SCT) C8 203mm	V. hard+	V. hard+	V. hard+

Easy Medium Hard Very hard Impossible

Bortle 3 = rural · 4 = outer suburbs · 5 = suburbs

To reach "Medium" at Bortle 3, you'd need at least a 400 mm reflector.

4Visibility

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Best season Dec – Feb (peak: Jan)

5Multiple Star System Triple

Components 3 (triple)

Component IDs AB

Separation 0.6″

Companion Mag 6.8

Position Angle 273°

Star Colors A: Yellow-white B: Yellow-white

Discoverer BU 205

Notes

AB 6.9 A7, 7.0, 136.5y, a = 0.568". Combined mag. and color.

Separation over time

Period: 140.6 y Eccentricity: 0.269 Now: 0.55", PA 267° -0.00" in 5 years

Apparent separation over time, computed from ORB6 orbital elements. Steep curves indicate fast-changing pairs — catch them while they're splittable.

Eyepiece View

Telescope Eyepiece

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80x Dawes: 1.9″ TFOV: 0.6°

Seeing

Scale Realistic = true angular size

A: 6.2 · B: 6.8 · Sep: 0.6″ · PA: 273° · N up, E right

Unresolved · Rayleigh: 2.3″ · Dawes: 1.9″ · Eff: 2.3″

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6

Size Comparison

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7

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8

Spectral Classification

9

Hertzsprung-Russell Diagram

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10

Stellar Lifecycle

11

Blackbody Spectrum

12

Stellar Absorption Spectrum

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

13

Stellar Fusion

Discover

14Stellar Notes

Dynamical

0.014".

15

Light Travel Time Machine

16

Relativistic Travel

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.

Galaxy mag 10.4 1.6° Pyxis

Open Cluster mag 9.0 5.4° Puppis

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