|
|
|
 Revise  New Search
|
|
Latest Details
|
|
|
Log in to retrieve additional aliases from SIMBAD. |
|
|
| Name |
U Sgr |
|
|
| AAVSO UID |
|
| Constellation |
|
| J2000.0 |
|
| B1950.0 |
18 28 56.62 -19 09 42.6 |
| Proper motion |
| RA: -1.762 +/- 0.070 mas/y | Dec: -6.161 +/- 0.052 mas/y | Source: Gaia DR1 |
|
| 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 |
|
|
(Not logged in) Add name
|
| Variability type |
|
DCEP |
|
|
| Spectral type |
F5Ib-G1.5Ib |
| Mag. range |
|
6.28 - 7.15 V |
|
|
| Discoverer |
Schwab (1901) |
| Epoch |
|
| Outburst |
-- |
| Period |
6.745226 d |
| Rise/eclipse dur. |
29% (46.95 h) |
|
|
|
|
Remarks
|
|
|
Some references may be clicked to view in new window. Roll over index number to view submission details.
|
|
|
|
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. |
|
|
|
|
(Not logged in) Add remark
|
|
|
|
References
|
|
|
Click reference title/citation to view in new window. Roll over index number to view submission details.
|
|
|
|
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
|
|
|
Links open in a new window. Not all links may be valid for this particular target.
|
|
|
|
Location
|
Go
|
Select a Location for more details.
|
|
|
|
|
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 = 4.48 | H = 3.91 | K = 3.93 | J - K = 0.55 |
|
AllWISE
|
W1 = 3.95 | W2 = 3.65 | W3 = 3.95 | W4 = 3.86 | W1 - W2 = 0.30 | W3 - W4 = 0.09 |
|
APASS-DR9
|
|
|
|
|
Images
|
|
|
Please review Digitized Sky Survey Acknowledgment and Copyright.
|
|
|
|
|
|
|
|
Supporting Documents
|
|
|
|
|
There are currently no supporting documents on file for this star.
|
(Not logged in) Add document
|
|
|
|
|
Stellar Association Membership
|
|
|
|
|
IC 4725 |
Open Cluster |
2012A&A...548A..97Z |
|
|
|
Revision History
|
|
|
Currently approved revision is checked. Click revision number to view details of that revision.
|
|
|
|
|
