The Hα variations of η Carinae during the 2009.0 spectroscopic event

ND Richardson, DR Gies, TJ Henry… - The Astronomical …, 2010 - iopscience.iop.org
We report on Hα spectroscopy of the 2009.0 spectroscopic event of η Carinae collected via
SMARTS observations using the Cerro Tololo Interamerican Observatory 1.5 m telescope …

On the He II emission in η Carinae and the origin of its spectroscopic events

JC Martin, K Davidson, RM Humphreys… - The Astrophysical …, 2006 - iopscience.iop.org
We describe and analyze Hubble Space Telescope (HST) observations of transient
emission near 4680 Å in η Car, reported earlier by Steiner & Damineli. If, as seems …

η Carinae across the 2003.5 minimum: spectroscopic evidence for massive binary interactions

KE Nielsen, MF Corcoran, TR Gull… - The Astrophysical …, 2007 - iopscience.iop.org
We have analyzed high spatial, moderate spectral resolution observations of η Carinae (η
Car) obtained with the STIS from 1998.0 to 2004.3. The data were obtained at discrete times …

On the Nature of the Central Source in η Carinae

DJ Hillier, K Davidson, K Ishibashi… - The Astrophysical …, 2001 - iopscience.iop.org
Long-slit spectroscopic observations of η Carinae and its Homunculus have recently been
obtained using STIS on the Hubble Space Telescope (HST). We have extracted the …

VLT UVES Observations of the Balmer Line Variations of η Carinae during the 2003 Spectroscopic Event

K Weis, O Stahl, DJ Bomans, K Davidson… - The Astronomical …, 2005 - iopscience.iop.org
We present high spectral resolution echelle observations of the Balmer line variations during
the 2003.5" spectroscopic event" of η Carinae. Spectra have been recorded of both η Car …

Hubble space telescope wide field planetary camera 2 observations of η Carinae

JA Morse, K Davidson, J Bally, D Ebbets… - The Astronomical …, 1998 - iopscience.iop.org
ABSTRACT Hubble Space Telescope (HST) continuum and emission-line images of η
Carinae obtained with the Planetary Camera (PC) of the Wide Field Planetary Camera 2 …

The Optical Wind Line Variability of η Carinae During the 2009.0 Event

ND Richardson, DR Gies, TR Gull… - The Astronomical …, 2015 - iopscience.iop.org
We report on high-resolution spectroscopy of the 2009.0 spectroscopic event of η Carinae
collected via SMARTS observations using the CTIO 1.5 m telescope and echelle …

[引用][C] η Carinae and Other Mysterious Stars: Hidden Opportunities for Emission Spectroscopy1

TR Gull - Publications of the Astronomical Society of the Pacific, 2001 - iopscience.iop.org
Two years ago, a workshop entitled h Carinae at the Millennium (1999, ASP Conf. Ser. 179,
ed. JA Morse, RM Humphreys, & A. Damineli [San Francisco: ASP]) was held to evaluate the …

A Change in the Physical State of η Carinae?

K Davidson, J Martin, RM Humphreys… - The Astronomical …, 2005 - iopscience.iop.org
During η Car's spectroscopic event in mid-2003, the stellar wind's bright Hα and Hβ
emission lines temporarily had a distinctive shape unlike that reported on any previous …

η Carinae's brightness variations since 1998: Hubble space telescope observations of the central star

JC Martin, MD Koppelman… - The Astronomical …, 2004 - iopscience.iop.org
We have measured the brightness variations in η Carinae for the past 6 years using the
Hubble Space Telescope (HST) Space Telescope Imaging Spectrograph and Advanced …