rejection_log¶
- Summary:
This file contains auxiliary output from the picca delta extraction: statistics on rejected forests
- Naming Convention:
rejection_log.fits.gz- Regex:
rejection_log\.fits\.gz- File Type:
FITS
Contents¶
Number |
EXTNAME |
Type |
Contents |
|---|---|---|---|
PRIMARY |
PRIMARY |
Empty |
|
REJECTION_LOG |
BINTABLE |
Rejected forest statistics |
FITS Header Units¶
HDU0¶
This HDU has no non-standard required keywords.
Empty HDU.
HDU1¶
EXTNAME = REJECTION_LOG
Rejected forest statistics
Required Header Keywords¶
Required Header Keywords Table
KEY |
Example Value |
Type |
Comment |
|---|---|---|---|
NAXIS1 |
104 |
int |
table width |
NAXIS2 |
24719 |
int |
number of rejected forests |
CHECKSUM |
D7nUD5lTD5lTD5lT |
str |
HDU checksum updated 2023-05-20T00:44:44 |
DATASUM |
231153411’ |
str |
data unit checksum updated 2023-05-20T00:44:44 |
Required Data Table Columns¶
Name |
Type |
Units |
Description |
|---|---|---|---|
LOS_ID |
int64 |
PICCA unique target ID |
|
RA |
float64 |
rad |
Target Right Ascension [radians] |
DEC |
float64 |
rad |
Target declination [radians] |
Z |
float64 |
Redshift |
|
MEANSNR |
float64 |
mean signal-to-noise ratio |
|
TARGETID |
int64 |
Unique target ID |
|
NIGHT |
char[12] |
Observation night(s) |
|
PETAL |
char[12] |
Observation petal(s) |
|
TILE |
char[12] |
Observation tile(s) |
|
FOREST_SIZE |
int64 |
Number of pixels in the forest |
|
REJECTION_STATUS |
char[12] |
Rejection status of forest |
Notes and Examples¶
These files are generated with https://github.com/igmhub/picca/blob/master/bin/picca_delta_extraction.py The code was run twice:
picca_delta_extraction.py config/delta_extraction_ciii_step_1.ini
picca_delta_extraction.py config/delta_extraction_lya.ini