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Deletions are marked like this. | Additions are marked like this. |
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|| Gillessen || NIR || SINFONI/VLT || Watching a gas cloud disrupt [...] || 70h || Two epochs of deep integral field spectroscopy to follow evolution of line shape || || || Gillessen || NIR || NACO/VLT || Watching a gas cloud disrupt [...] || 20h || ToO: If SgrA* changes in 2013, get multi-band lightcurves || || |
|
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|| Grosso || X-ray || XMM || || 150ks || || 3x50ks || | |
Line 24: | Line 27: |
|| Ponti || X-ray || Swift || || 95ks || Daily monitoring (1ks/obs) || || | |
Line 32: | Line 36: |
|| 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 || |
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 |
|
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 |
|
|
|
Gillessen |
NIR |
SINFONI/VLT |
Watching a gas cloud disrupt [...] |
70h |
Two epochs of deep integral field spectroscopy to follow evolution of line shape |
|
Gillessen |
NIR |
NACO/VLT |
Watching a gas cloud disrupt [...] |
20h |
ToO: If SgrA* changes in 2013, get multi-band lightcurves |
|
Baganoff |
X-ray |
Chandra |
Monitoring the Tidal Disruption of a Gas Cloud Approaching Sgr A* |
6 x 20ksec |
Roughly monthly sampling around pericenter time |
|
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 |
|
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 |
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 |