V861 Sco
Observable Variable Star
Excellent (66/100)
Range: 6.1 - 6.7, Period: 7.8d, Type: EB
HIP 82911
VariableStar
Sco
Visible
Level 2
Small telescope (4") - Monitor brightness changes
Physical Properties
Magnitude
6.15
Variable Type
Eclipsing Binary (Beta Lyrae-type)
Spectral Type
B0.5Ia
Star Color
Yellow-white
(B-V 0.26)
Position & Identifiers
RA
16h 56m 36.0s
Dec
-40° 49' 25.0"
Constellation
Sco
HR
6283
HIP
82911
Variable ID
V861 Sco
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Visibility
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Comparison Stars for V861 Sco (6.1–6.7)
Nearby stable stars for estimating brightness (AAVSO)
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Size Comparison
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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
EB 6.07 - 6.69V, 7.84818d.
7.8483d, K 84.5k/s, V0 -34.6k/s, asini 9.09. Alternate orbits 7.8483d, K 99.4k/s, V0 -43.3k/s; 7.848250d, | K 82k/s, V0 -31k/s; 7.84825d, K 87.3k/s, V0 -34.4k/s, asini 9.4. Low mass companion. Tidal distortion.
Strongly reddened.
In cluster Collinder 316; Sco OB1.
H alpha emission. Nitrogen deficient. P Cyg type?
Also 0.6147d related to rotation of primary. Mass loss 0.000027 solar masses/y.
Survey Image
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