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|| Ponti || X-ray || Swift || || 95ks || Daily monitoring (1ks/obs) || ||

Observing proposals for 2013

Approved observing proposals

PI

Band

Instrument

Title

Allocated Time

Strategy

UT observing dates

Ott

cm

VLA

Molecular Absorption Survey against the G2 Cloud Sgr A* Accretion Event

10h

Spectrum across multiple bands

triggered at a flux >6Jy, rms tau ~10^-3

Reid

cm

VLBA

Astrometry of Sgr A*: Preparing for the Infall of a Gas Cloud

2 x 2 x 6h

Pre-encounter 22 and 43 GHz astrometry

February 2013

public NRAO

radio

VLBA

Angular size measurements and astrometry of SgrA*

1 full track @ 2 bands

single, pre-encounter, baseline measurement

beginning of semester 2013A, eNews letter

public NRAO

radio

VLA

Continuum monitoring

13 x 2hrs x 8 bands

initially bimonthly, then monthly monitoring

eNews letter

Yusef-Zadeh

mm

VLBA

Joint VLBA/Chandra/EVLA Monitoring of the Gas Cloud G2 as it Encounters Sgr A*

6 x 7h

3mm monitoring with Chandra/VLA

May 2013

Marrone

millimeter

SMA

Polarization monitoring

5 x 7hrs

monthly monitoring of polarization and RM, Jan-May 2013 (to be reproposed for next semester)

Haggard

radio

EVLA

Joint Chandra/XMM/EVLA Monitoring of the Gas Cloud G2 as it Encounters Sgr A*

6 x 7hrs

Roughly monthly sampling near pericenter, simultaneous w/ Chandra obs

Bower

millimeter

ALMA

The G2 Gas Cloud Encounter with Sagittarius A*: Accretion Structure on Scales of 3000 to 1 Schwarzschild Radii

10 x 1hrs x 2 bands

monthly monitoring beginning in 2013

Ott

(sub)millimeter

ALMA

Molecular Absorption Survey against the G2 Cloud Sgr A* Accretion Event

3.4h

Spectrum across multiple bands

triggered at a flux >6Jy, rms tau ~10^-3

Martin

(sub)millimeter

ALMA

Fuelling the Galactic center super massive black hole

Ho

(sub)millimeter

ALMA

Proper Motions of Gas in the Immediate Vicinity of the Galactic Supermassive Black Hole

Baganoff

 X-ray

Chandra

Monitoring the Tidal Disruption of a Gas Cloud Approaching Sgr A*

6 x 20ksec

Roughly monthly sampling around pericenter time

Chandra schedule

Ponti

X-ray

Chandra / HETG

X-ray monitoring of Sgr A* during outburst

280ksec

ToO: If SgrA* gets brighter than Lx = 10^36 erg/s

Haggard

X-ray

Chandra

Joint Chandra/XMM/EVLA Monitoring of the Gas Cloud G2 as it Encounters Sgr A*

6 x 50ksec

Roughly monthly sampling around pericenter time

Chandra schedule

Haggard

X-ray

XMM

Joint Chandra/XMM/EVLA Monitoring of the Gas Cloud G2 as it Encounters Sgr A*

1 x 30ksec

Single obs. near pericenter

Ponti

X-ray

XMM

Capturing a major accretion event of Sgr A*

230ks

ToO: If Sgr A* becomes brighter than 10^35 erg/s

Ponti

X-ray

XMM

Monitoring Sgr A*

100ks

Monitoring the cloud-SgrA* interaction

2x50ks

Grosso

X-ray

XMM

150ks

3x50ks

Degenaar

X-ray

Swift

Swift/XRT monitoring observations of the Galactic Center region

82ks

Bi-weekly monitoring (1ks/obs)

April 1, 2012 - March 31, 2013

Ponti

X-ray

Swift

95ks

Daily monitoring (1ks/obs)

Sunyaev

Gamma

INTEGRAL

Forthcoming major outburst of Sgr A*? Once in a life-time chance for INTEGRAL

2000 ksec

ToO

Wilms

Gamma

INTEGRAL

Observing the Galactic Center Region with INTEGRAL

1000 ksec

Kuulkers

Gamma

INTEGRAL

Regular and frequent INTEGRAL monitoring of the Galactic Bulge region

479 ksec

Yusef-Zadeh

Gamma

Fermi

The Gamma-ray Variability of Sgr A* Induced by an Infalling Cloud

duration of flare

ToO: LAT flux >5x10-6 ph/cm2/s or enhanced Lx

Submitted observing proposals

PI

Band

Instrument

Title

Time Applied For

Strategy

Expected decision

Gillessen

NIR

SINFONI/VLT

Watching a gas cloud disrupt [...]

70h

Two epochs of deep integral field spectroscopy to follow evolution of line shape

22.12.2012

Gillessen

NIR

NACO/VLT

Watching a gas cloud disrupt [...]

20h

ToO: If SgrA* changes in 2013, get multi-band lightcurves

22.12.2012

Haggard

X-ray

Swift

Swift Monitoring of the Encounter Between Sgr A* and the Gas Cloud G2

68ks

Monitoring weekly, then twice weekly, then daily (near pericenter)

late 2012 or early 2013

Ghez

NIR

Keck/OSIRIS & NIRC2

A LGS-AO Study of our Galaxy's Central Black Hole and its Environs

18 x half-nights (~80 hours)

Deep Imaging & Spectroscopy of the central arcsec

Dec 1, 2012

Degenaar

X-ray

Swift

Continuing a Swift legacy: the monitoring campaign of the Galactic Center

248ks

Daily monitoring (1ks/obs)

April 1, 2013 - March 31, 2014

GASCLOUDwiki: ProposalList (last edited 2014-04-01 15:02:56 by AnthonyRushton)