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OBSID:
27288
 Title:
Calibration Observations of ACIS-I1 with Cas A at a Non-Standard Focal Plane Temperature of -105C
Investigator:
Calibration
 Observer:
David, Laurence
 Phone:
617 495-4295
 Email:
ldavid@cfa.harvard.edu
Target Name:
Cas A
 Sequence Number:
590694
 Instrument:
ACIS-I
 Grating:
NONE
 SI Mode:
TE_00D80
 Raster Scan:
N
 Annotated DOT:
OCT1022a

Proposal Number:
24500511
 Right Ascension:
350.858
 Declination:
58.8148
 Status:
archived
 Start Date:
2022-10-13 18:07:47
Category:
SN, SNR AND ISOLATED NS
 Type:
CAL
 AO Cycle:
24
 Dither Flag:
Y
 Y Offset:
-6
 Z Offset:
0
Est. Count Rate:
150
 Order-1 Count Rate:

 Exposure Time:
2
 Time Remaining:
1.944
 Reqd Start Time:

 Reqd Stop Time:
Period:

 Epoch:

 Start of Period:

 End of Period:

 PS Margin:

 PE Margin:

 Max Segments:
0

ACIS Mode:
TE
 Standard?:
No
 BEP Mode:
F
On-Chip Summing?:
No
 Row Sum:

 Column Sum:

 Frame Time:
Subarray Mode:
NONE
 Starting Row:
0
 Row Count:
1023
 Subarray Frame Time:

Duty Cycle?:
No
 Cycle Count:
0
 Primary Exp Time:

 Secondary Exp Time:
Event Filter?:
No
 Filter Threshold:

 Filter Range:

 Bias Requested?:
No
 Bias Frequency:

 Bias After?:
No
 Spatial Window?:
No

Abstract:
These observations will be used to calibrate ACIS at a focal plane temperature of -105C.

Remarks:
These calibration observations will be used to calibrate ACIS above the current temperarture limits and require a focal plane temperature of -105C.

psci Run:
398
 Processing Date:
Oct 17 2022
 psci Directory:
/nfs/maaxnew/r3/fg/acis121e/acis121.log
OBSID:
27288
 SIM Mode:
ACIS-I
 OTG Mode:
NONE
 Seq Number:
590694
 Target Name:
Cas_A
 AO:
24
Start VCDU:
13765:072
 Start Time (UTC):
286:65684.546
 Stop Time (UTC):
286:67639.928
 Kilosecs:
2.0
 % Frames:
100.0
 # CCDs:
I2
# Frames:
643
 # Events:
191870
 Events/sec:
98
 PSCI errors:
0
 % drops:
0.2
 Bias Errs:
0
 FP Temp:
-105.5
Parameter Block:
0x00d81014
 Window Block:
-
 # Windows:
0
 FEP Mode:
Te3x3
 BEP Mode:
F
 Start Row:
0
 # Rows:
1024
Primary Exposure:
30
 Secondary Exposure:
0
 Duty Cycle:
0
 Summing?:
No
 Bias?:
No
 Trickle?:
Yes
 Bias Run:
391

pgf@space.mit.edu Sat Mar 29 10:37:19 EST 2025