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Latest Details
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Name
  R Aql  
AAVSO UID
000-BCF-225 (57847 observations)  
Constellation
Aquila Sequence
J2000.0
19 06 22.25 +08 13 48.0  (286.59271 +8.23000) Search nearby
B1950.0 19 03 57.74 +08 09 10.2
Proper motion
RA: 3.79 +/- 0.87 mas/yDec: -67.01 +/- 0.64 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 41.952 +0.454
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 1901+08 ASAS J190622+0813.8 BD+08 3970
HD 177940 HIP 93820 HR 7243
IOMC 1040000032 IRC +10406 RAFGL 2324
SAO 124266    
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Variability type
M
Spectral type M5e-M9e
Mag. range
5.5 - 12 V
Discoverer --
Epoch
02 Oct 2003 (HJD 2452914.7) Ephemeris
Outburst --
Period 270.5 d
Rise/eclipse dur. 42%  (114 d)
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 GCVS Team P var. Max = 2440038 + 297d*E (JD2427850 - 40000). Since JD2440000 - see Table. For the whole observed period Max = 2399190 + 346.932d*n - 0.239303d*n**2; Pn = 348.980d - 0.554202d*n + 0.000552309d*n**2 [H.Schneller, MVS 3, H.3, 86, 1965.]. H2O, OH and SiO maser. Radiobursts.
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
2 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
3 T. Karlsson, Maxima of Mira stars --
4 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.
--
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 = 0.68H = -0.35K = -0.83J - K = 1.51
AllWISE W3 = -1.76W4 = -3.10W3 - W4 = 1.34
APASS-DR9 B = 10.19V = 8.53g' = 10.08r' = 7.29i' = 4.56B - V = 1.66
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 19 06 22.25 +08 13 48.0 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
There are currently no supporting documents on file for this star. (Not logged in)  Add document
Campaigns/Programs
 Binocular program
 Legacy LPV Program
 LPV Program
 Percy's Unusual LPVs
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Otero, Sebastian Alberto 2011-01-04 15:42 UTC Primary record creation. ASAS-3 epoch. Current period from ASAS-3 data.
2 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-17 20:33 UTC Initial upload.