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Name
  CC Cru  
AAVSO UID
000-BDN-250 (79 observations)  
Constellation
Crux Sequence
J2000.0
12 53 47.27 -60 19 55.3  (193.44698 -60.33204) Search nearby
B1950.0 12 50 47.20 -60 03 39.0
Proper motion
RA: -5.315 +/- 0.349 mas/yDec: -1.352 +/- 0.352 mas/ySource: Gaia DR1
Galactic coord. 303.223 +2.538
Other names

(Internal only)
2MASS J12534726-6019552 ALS 16298 ASAS J125347-6019.9
CPD-59 4551 Cl* NGC 4755 AS II-23 Cl* NGC 4755 BK 128
Cl* NGC 4755 ESL 005 Cl* NGC 4755 ESL 5 Cl* NGC 4755 SBW 1
GCRV 63654 GSC 08989-02233 NGC 4755 223
PPM 359726 SAO 252075  
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Variability type
ELL
Spectral type B0.5Vn
Mag. range
7.89 - 8.01 V
Discoverer --
Epoch
14 Mar 2005 (HJD 2453443.69) Ephemeris
Outburst --
Period 6.4537 d
Rise/eclipse dur. --
Remarks
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1 2002AcA....52..397P Min II= 7.99 V. In the open cluster NGC 4755. ASAS-3 magnitudes slightly contaminated by nearby faint stars in the cluster have been shifted to the V magnitudes published in the GCPD.
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References
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1 Catalogue of Stellar Spectral Classifications (Skiff, 2009-2016) 2005A&A...437..467E
2 Pojmanski, G., 2002, The All Sky Automated Survey 2002AcA....52..397P
3 J.Dachs, D.Kaiser, AsAp Suppl 58,No.2,411,1984. 1984A&AS...58..411D
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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 = 7.48H = 7.44K = 7.39J - K = 0.08
AllWISE W1 = 7.30W2 = 7.30W3 = 6.51W4 = 5.14W1 - W2 = -0.00W3 - W4 = 1.37
Images
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Supporting Documents
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Revision History
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4 Otero, Sebastian Alberto 2020-06-09 02:24 UTC Type, period, epoch and range from ASAS-3 data. Gaia DR2 position.
3 Admin, VSX 2017-12-15 12:34 UTC Spectral type from Skiff (VizieR on-line data: B/mk)
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.

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