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Latest Details
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Name
  HN Lyr  
AAVSO UID
000-BCW-314 (132 observations)  
Constellation
Lyra Sequence
J2000.0
19 17 25.79 +42 48 50.1  (289.35747 +42.81391) Search nearby
B1950.0 19 15 50.45 +42 43 21.0
Proper motion
RA: -0.6 +/- 1.5 mas/yDec: 3.0 +/- 2.1 mas/ySource: UCAC4
Galactic coord. 74.338 +13.651
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J19172579+4248497 AAVSO 1914+42 ASAS J191726+4248.8
ASASSN-V J191725.67+424850.2 IRAS 19158+4243 KID 7274171
NSVS J1917253+424849 ROTSE1 J191725.42+424849.8 ZTF J191725.79+424850.1
[A70] 78+12- 1    
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Variability type
M
Spectral type M4-M8IIIe
Mag. range
10.6 - 16.6 V
Discoverer --
Epoch
06 Jun 2007 (HJD 2454258) Ephemeris
Outburst --
Period 387 d
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Otero, Sebastian Alberto NSVS magnitudes contaminted by GSC 03129-01337 (V= 12.09; sep. 34") and 2MASS J19172434+4248129 (V= 14.7; sep. 40"). Range has been corrected.
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 ZTF Catalog of Periodic Variable Stars (online data) 2020arXiv200508662C
2 Chen, X.; et al., 2020, The Zwicky Transient Facility Catalog of Periodic
Variable Stars
2020arXiv200508662C
3 Catalogue of Stellar Spectral Classifications (Skiff, 2013) 2013yCat....102023S
4 A. Pigulski, G. Pojmanski, B. Pilecki, D. Szczygiel, 2008,
arXiv:0808.2558v2 [astro-ph]
2008arXiv0808.2558P
5 A. Pigulski, G. Pojmanski, B. Pilecki, D. Szczygiel, 2008,
arXiv:0808.2558v2 (online data)
2008arXiv0808.2558P
6 P.R. Wozniak, S.J. Williams, W.T. Vestrand, V. Gupta, AJ 128, 2965, 2004 2004AJ....128.2965W
7 C.Akerlof et al., AJ 119, 1901, 2000. 2000AJ....119.1901A
8 T.S.Chernova, Perem. Zvezdy 7, N3, 140, 1949. 1949PZ......7..140C
9 Planet Hunters --
External Links
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Location    Go   
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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 = 5.59H = 4.74K = 4.05J - K = 1.54
AllWISE W3 = 1.70W4 = 1.13W3 - W4 = 0.57
APASS-DR9 B = 14.99V = 13.57g' = 14.32r' = 11.92i' = 8.32B - V = 1.41
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 19 17 25.79 +42 48 50.1 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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1 Phase plot Otero, Sebastian Alberto 2013-05-10 23:18 UTC Phase plot with ASAS, NSVS and APASS data.
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
4 Otero, Sebastian Alberto 2021-10-26 09:01 UTC ZTF name from 2020arXiv200508662C added. Gaia EDR3 position.
3 Otero, Sebastian Alberto 2013-05-10 23:18 UTC Primary record creation. Period, epoch and range from ASAS-3 and NSVS data. UCAC4 position. Spectral type from Skiff (2013).
2 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.