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Subsections


AGOFFSETBYQDAS

OBE_MODE

CISCO

Parameters

Parameter Default Value
CISCO
DATASETID DS0000
OBJECT FIELDCHECK
EXPTIME NOP
FILTER NOP
SLITX NOP
SLITY NOP
SKYSUB OFF
FRAME NEW

Description

Nod the telescope to replace the object on a frame as you designate in the frame. Accuracy of the nodding is defined by the pixel scale of the AG-CCD.

If FRMAE=NEW, new frame will be aquired and displayed. Otherwise, last the frame taken by CHECKFIELD command will be used.

If SKYSUB=ON, the frame after the subtraction of the sky-frame registered to QDAS (by GETSKY command) is displayed.

Auto-guiding should be active when you execute this command.

You can specify the filterFILTER, silt-widthSLITX, slit-heightSLITY, exposure timeEXPTIME, and number of multi-sampleNSAMPLE. In normal use, you don't have to specify DATASETID, OBJECT.

Last Update

2001/8/1

Author

Fumihide Iwamuro, Kentaro Motohara
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Next: BOOTQDAS Up: Abstract Command References Previous: AGOFFSET
Kentaro Motohara : kmotohara@ioa.s.u-tokyo.ac.jp