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Name
S Lyr
AAVSO UID
Constellation
J2000.0
B1950.0
19 11 08.95 +25 55 22.9
Proper motion
RA: 19.8 +/- 5.2 mas/y Dec: -110.0 +/- 5.0 mas/y Source: UCAC4
Galactic coord.
58.555 +7.130
Other names(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J19131180+2600278
AAVSO 1909+25
ASAS J191311+2600.5
BD+25 3752
CSS 1112
GSC 02127-00991
Hen 4-216
IRAS 19111+2555
Kiso C7-4
NSVS 8340409
NSVS J1913123+260029
RAFGL 2342S
S1* 594
ZTF J191311.79+260027.7
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Variability type
M
Spectral type
SCe
Mag. range
9.3 - 16.0 V
Discoverer
Thomas Espin (1893)
Epoch
Outburst
--
Period
438.4 d
Rise/eclipse dur.
40% (175 d)
Remarks
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1
Otero, Sebastian Alberto
VSP Note: 15.1 mag. star 11" to the NW.
2
Otero, Sebastian Alberto
ASAS-3 magnitudes contaminated by UCAC4 581-075316 (V= 15.1; sep. 11").
3
GCVS Team
P var. Max = 2416186 + 432.01d*E (JD2415700 - 20100); Max = 2420961 + 445.83d*E (JD2420900 - 26500); Max = 2426748 + 429.01d*E (JD2426500 - 30700); Max = 2432357 + 441.88d*E (JD2432000 - 34600); since JD2442500 - see Table.
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References
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1
ZTF Catalog of Periodic Variable Stars (online data)
2020arXiv200508662C
2
Chen, X.; et al., 2020, The Zwicky Transient Facility Catalog of Periodic
2020arXiv200508662C
3
P.R. Wozniak, S.J. Williams, W.T. Vestrand, V. Gupta, AJ 128, 2965, 2004
2004AJ....128.2965W
4
Pojmanski, G., 2002, The All Sky Automated Survey
2002AcA....52..397P
5
Cannon, A. J., 1907, Second catalogue of variable stars
1907AnHar..55....1C
6
T. Karlsson, Maxima of Mira stars
--
7
General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
--
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Location
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service . These data may not be complete.
2MASS
J = 5.72 H = 4.73 K = 3.93 J - K = 1.79
AllWISE
W3 = -0.07 W4 = -1.19 W3 - W4 = 1.12
Images
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Supporting Documents
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Campaigns/Programs
LPV Program
Percy's Unusual LPVs
Revision History
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