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Latest Details
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Name
  HD 162887  
AAVSO UID
000-BNN-956 (No observations)  
Constellation
Scorpius Sequence
J2000.0
17 54 45.92 -33 00 16.4  (268.69133 -33.00456) Search nearby
B1950.0 17 51 28.82 -32 59 46.3
Galactic coord. 357.507 -3.766
Other names

(Internal only)
2MASS J17544592-3300164 ASAS J175446-3300.3 CD-32 13488
CPD-32 4954 GSC 07382-00714 PPM 749183
TYC 7382-714-1 [SC95] M 115 [SC96] Mis 777
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Variability type
EA
Spectral type B5/7III
Mag. range
9.76 - 10.19 V
Discoverer Sebastián Otero
Epoch
01 Mar 2006 (HJD 2453795.893) Ephemeris
Outburst --
Period 3.93688 d
Rise/eclipse dur. 4.5%  (4.3 h)
Remarks
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1 Otero, Sebastian Alberto Eccentric system with fast apsidal motion. Elements for Min I given in the table. Min II= 9.88 V at phase 0.70 (2006) - 0.65 (2016). Duration 6.7%. Min II elements: HJD 2457660.532 + 3.936705 d. x E. Primary eclipse is getting deeper (V= 10.14 in 2006) and secondary eclipse is getting shallower (V= 9.90 in 2006).
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References
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1 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0		 2017PASP..129j4502K
2 Pojmanski, G., 2002, The All Sky Automated Survey 2002AcA....52..397P
External Links
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Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 17 54 45.92 -33 00 16.4 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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1 Phase plots Otero, Sebastian Alberto 2020-06-28 13:31 UTC Phase plots with ASAS-3 and ASAS-SN data.
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
1 Otero, Sebastian Alberto 2020-06-28 13:35 UTC Initial submission.

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