Segments

File convention in local KAGRA servers

Recommendation

Definition

#

name

definition

file name

description

valid period

1

K1-GRD_SCIENCE_MODE

K1:GRD_IFO_STATE_N == 1000

K1-GRD_SCIENCE_MODE_SEGMENT_UTC_yyyy-mm-dd

Observation mode based on guardian

2020/1/10~

2

K1-GRD_LOCKED

K1:GRD-LSC_LOCK_STATE_N == 10000

K1-GRD_LOCKED_SEGMENT_UTC_yyyy-mm-dd

Interferometer locked

2022/11/9~

3

K1-GRD_UNLOCKED

K1:GRD_IFO_STATE_N < 100
K1:GRD-LSC_LOCK_STATE_N != 1000

K1-GRD_UNLOCKED_SEGMENT_UTC_yyyy-mm-dd

Not locked

2020/1/10~
2020/4/7~21

4

K1-OMC_OVERFLOW_OK

K1:FEC-32_ADC_OVERFLOW_0_0 == 0

K1-OMC_OVERFLOW_SEGMENT_OK_UTC_yyyy-mm-dd

No overflow

2020/4/7~21

5

K1-OMC_OVERFLOW_VETO

K1:FEC-32_ADC_OVERFLOW_0_0 != 0

K1-OMC_OVERFLOW_SEGMENT_UTC_yyyy-mm-dd

overflow

2020/4/7~21

6

K1-DAQ_STATUS_BAD

See Broken frame report

K1-DAQ_STATUS_BAD_SEGMENT_UTC_yyyy-mm-dd

Broken frame files

2020/4/7~21

7

K1-SCIENCE_MODE

K1-GRD_SCIENCE_MODE && K1-OMC_OVERFLOW_OK && not K1-DAQ_STATUS_BAD

K1-SCIENCE_MODE_SEGMENT_UTC_yyyy-mm-dd

Science mode

2020/4/7~21

8

K1-DET_FOR_GRB200415A

K1:GRD_IFO_STATE_N == 1000
| | (K1:GRD-LSC_LOCK_STATE_N == 1000
&& K1:FEC-32_ADC_OVERFLOW_0_0 == 0) on 4/15, other period is identical to K1-SCIENCE_MODE

K1-DET_FOR_GRB_SEGMENT_UTC_yyyy-mm-dd

special definition for GRB200415A
see JGW-T2011653

2020/4/7~21

9

K1-GRD_PEM_EARTHQUAKE

K1:GRD_PEM_EARTHQUAKE_STATE_N == 1000

K1-GRD_PEN_EARTHQUAKE_SEGMENT_UTC_yyyy-mm-dd

Earthquake flag

2020/1/22~

10

K1-CAL_CS_PROC_C00_STRAIN_DBL_DQ_SNR100

K1:CAL_CS_PROC_C00_STRAIN_DBL_DQ has glitch of SNR > 100

K1-CAL_CS_PROC_C00_STRAIN_DBL_DQ_SNR100_SEGMENT_UTC_yyyy-mm-dd

Earthquake flag

2020/2/6~

Obsolete

name

definition

file name

description

valid period

2

K1-GRD_LOCKED

K1:GRD_IFO_STATE_N >= 100
K1:GRD-LSC_LOCK_STATE_N == 1000

K1-GRD_LOCKED_SEGMENT_UTC_yyyy-mm-dd

Interferometer locked

2020/1/10~
2020/4/7~21

K1:GRD_LSC_LOCK_STATE_N == 1000

SegmentList_FPMI_UTC_yyyy-mm-dd

Observation mode

~2020/1/20

K1:GRD_LSC_LOCK_STATE_N != 1000

SegmentList_unlocked_UTC_yyyy-mm-dd

NOT Observation mode

~2020/1/20

K1:GRD-LSC_LOCK_STATE_N == 300

SegmentList_locked_UTC_yyyy-mm-dd

FPMI locked

~2020/1/20

K1-GRD_LOCKED

K1:GRD_IFO_STATE_N >= 100

K1-GRD_LOCKED_SEGMENT_UTC_yyyy-mm-dd

FPMI locked

2020/1/10~4/6

K1-GRD_UNLOCKED

K1:GRD_IFO_STATE_N < 100

K1-GRD_UNLOCKED_SEGMENT_UTC_yyyy-mm-dd

Not locked

2020/1/10~4/6

K1:GRD_IMC_STATE_N >= 100

SegmentList_IMC_UTC_yyyy-mm-dd

IMC locked

~2020/1/20

Automation

Notes for developer

sample code to access DQSEGDB

KAGRA/Subgroups/DET/Segments (last edited 2022-11-09 15:47:53 by HirotakaYuzurihara)