Blaze Star
HR 5958
Observable Variable Star
Showpiece (76/100)
Range: 2.0 - 10.8, Period: 227.6d, Type: NR+ELL
HR 5958
VariableStar
CrB
Visible
Level 1
Naked eye / Binoculars - Monitor brightness changes
Physical Properties
Magnitude
10.00
Range
2.0 - 10.8
Period
227.553 days
Variable Type
Recurrent Nova
Spectral Type
sdBe+gM3+Q
Star Color
White
(B-V 0.10)
Position & Identifiers
RA
15h 59m 30.2s
Dec
+25° 55' 13.0"
Constellation
CrB
HR
5958
Variable ID
T CrB
Visibility
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Light Curve
Comparison Stars for Blaze Star (2.0–10.8)
Nearby stable stars for estimating brightness (AAVSO)
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Multiple Star System
Separation
0.5″
Position Angle
140°
Star Colors
A: White
Discoverer
JEF 2
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 0.5″ · PA: 140° · N up, E left
Unresolved · Rayleigh: 2.3″ · Dawes: 1.9″ · Eff: 3.1″
Stellar Lifecycle
Spectral Classification
Hertzsprung-Russell Diagram
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Blackbody Spectrum
Stellar Absorption Spectrum
Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.
Stellar Notes
Nr 2.0 - 10.8v, 29000d? Outbursts 1866 and 1946. V and B-V for 1946 maximum. Near maximum 9.88V, +1.40(B-V), | +0.59(U-B).
Visual companion doubtful.
227.6d, K 24.0k/s, V0 -27.0k/s, msin3i 2.60, asini 75.0.
"Blaze Star."
Survey Image
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