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Details for Revision 3
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Name
U Sgr
AAVSO UID
Constellation
J2000.0
B1950.0
18 28 56.62 -19 09 42.9
Galactic coord.
13.706 -4.460
Other names(Internal only)
AAVSO 1826-19
BD-19 5047
CPD-19 6907
HD 170764
HIP 90836
HR 6947
SAO 161571
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Variability type
DCEP
Spectral type
F5Ib-G1.5Ib
Mag. range
6.28 - 7.15 V
Discoverer
Johann Schmidt (1866)
Epoch
Outburst
--
Period
6.745226 d
Rise/eclipse dur.
28% (45.33 h)
Remarks
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1
GCVS Team
The member of the open cluster M25 (IC 4725). P var. Max = 2416628.046 + 6.744925d*E (JD2404480 - 30115) [A.V.Nielsen, Aarhus Medd N24, 1954.]; since JD2430115 - see Table. [A/H] = 0.1.
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References
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1
E.G.Schmidt, ApJ 165, 335, 1971.
1971ApJ...165..335S
2
A.Sandage, ApJ 131, N3, 610, 1960.
1960ApJ...131..610S
3
Cannon, A. J., 1907, Second catalogue of variable stars
1907AnHar..55....1C
External Links
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Location
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AAVSO Variable Star Plotter
AAVSO Light Curve
AAVSO WebObs
APASS
AAVSOnet EPD
SIMBAD
SIMBAD Clickable Map
SIMBAD Coordinate query
VizieR Search
Aladin Java Applet
CDS Portal
CDS Biblio
SDSS Navigate Tool
GCVS
ASAS-SN Sky Patrol
Hipparcos Epoch Photometry Data
Hipparcos Epoch Photometry Plot
ASAS Light Curve
NSVS
CRTS
ZTF
Pan-STARRS1 Data
Pan-STARRS1 Images
SkyMorph
Kamogata Wide-field Survey (KWS)
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Supporting Documents
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Stellar Association Membership
IC 4725
Open Cluster
2012A&A...548A..97Z
Revision History
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