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Delta Crateris — Star in Crater

Magnitude 3.6m Star Crater (Crt) Visible
Star Map
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Observe

1Physical Properties

Magnitude 3.56
Spectral Type G9III CH0.5 giant
Star Color Orange (B-V 1.12)
Distance 186 ly

2Position & Identifiers

RA 11h 19m 20.5s
Dec -14° 46' 43.0"
Constellation Crater (Crt)
HR 4382
HIP 55282
HD 98430
SAO 156605
Bayer Delta
Flamsteed 12 Crt

3How easy to spot?

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Equipment Bortle 3 Bortle 4 Bortle 5
Naked eye Easy Easy 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 Feb – Apr (peak: Mar)

5Survey Image

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Explore

7

Size Comparison

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Compare Stars

9

Spectral Classification

10

Hertzsprung-Russell Diagram

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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

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15

Light Travel Time Machine

16

Relativistic Travel

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