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Brief Summary

Image ALMA J0817+1351

2 Longslit observations of ALMA targets

1 Mask for KG


Longslit Setup:

Number

Dichroic

Blue

Red

Central Wave

slit

binning

1

D560

600/4000

600/7500

7100A

1.0"

2x2

Try to get the 5460A Hg line on the detector.


ALMA Targets:

QSO

RA(2000)

DEC(2000)

PA

Offset from QSO

Separation

J0817+1351

08:17:40.52

+13:51:34.5

53.0

None

6.3"

J1201+2117

12:01:10.31

+21:17:58.5

204.0

0.7" S

2.6", 9.4"

J0817.pdf J1201.pdf

Afternoon Calibrations

Imaging focus

Longslit 1", arcs (B+R), dome flats

Image KG mask (npc05; identify stars)

KG mask: Arcs + dome flats

Imaging dome flats (G,R)

Generate starlist


Ephemeris for April 5, 2016:

http://ucolick.org/calendar/keckcal2011-20/keck2014.18apr

Detailed Plan [All in LST]

Sunset: Slitted twilight flats; 1" Longslit, KG masks (npc05, c16_18)

Sunset+10min: Slitless twilight flats (600 grism)

07h40m: Focus

07h50m: Standard star (1.0" Longslit) [Feige 34?]

07h55m: Obtain photometry on Standard star field (Landolt) [G,R]

08h00m: Image ALMA J0817+1351 [R; 3x300s]

08h20m: Acquire ALMA J0817+1351 on Longslit

08h25-10h00m: Observe ALMA J0817+1351 for 3x1800s

10h00m-10h10m: Align KG mask [npc05]

10h10m-11h45m: Observe KG mask for 3x1800s [npc05]

11h50m: Acquire ALMA J1201+2117

11h55m-13h00m: Observe ALMA J1201+2117 2x1800s

LrisObsApr16 (last edited 2016-04-06 04:06:08 by xavier)