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Latest Details
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| Name |
BL Sco |
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| AAVSO UID |
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| Constellation |
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| J2000.0 |
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| B1950.0 |
17 20 40.61 -38 49 41.4 |
| Proper motion |
| RA: -4.5 +/- 2.5 mas/y | Dec: -4.2 +/- 1.5 mas/y | Source: UCAC4 |
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| Galactic coord. |
349.235 -1.636 |
Other names
(Internal only)
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Please note that aliases shown in grey link to obsolete records.
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2MASS J17240741-3852253 |
AN 51.1916 |
ASAS J172407-3852.4 |
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ASASSN-V J172407.38-385225.8 |
GSC 07883-01248 |
HD 157288 |
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HV 3406 |
IOMC 7883000036 |
IRAS 17206-3849 |
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| Variability type |
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M |
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| Spectral type |
M5e-M9: |
| Mag. range |
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8.97 - <14.5 V |
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| Discoverer |
Johanna Mackie (1916) |
| Epoch |
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| Outburst |
-- |
| Period |
395.15 d |
| Rise/eclipse dur. |
-- |
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Remarks
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References
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Click reference title/citation to view in new window. Roll over index number to view submission details.
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1 |
Catalogue of Stellar Spectral Classifications (Skiff, 2014) |
2014yCat....102023S |
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2 |
J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info) |
2012arXiv1210.0821A |
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3 |
G.Pojmanski, Acta Astronomica 52, 397, 2002. |
2002AcA....52..397P |
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4 |
H.H.Swope, HA 109, N9, 1943. |
1942AnHar.109...31S |
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5 |
Hartwig, E.; Muller, G., 1921, Benennung von neu entdeckten veraenderlichen
Sternen |
1921AN....212..353. |
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External Links
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Location
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Catalog Data
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Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
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2MASS
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J = 2.99 | H = 1.95 | K = 1.47 | J - K = 1.52 |
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AllWISE
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W3 = 0.37 | W4 = -0.21 | W3 - W4 = 0.57 |
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APASS-DR9
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B = 12.93 | V = 11.79 | g' = 12.29 | r' = 10.53 | B - V = 1.14 |
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Images
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Supporting Documents
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Revision History
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