obsplanYYYYMMDD¶
- Summary:
Contains the afternoon plan.
- Naming Convention:
obsplanYYYYMMDD.fits
, where YYYYMMDD is the date of the start of the night of observations.- Regex:
obsplan20([0-9]{2})(0[1-9]|1[0-2])(0[1-9]|1[0-9]|2[0-9]|3[0-1])\.fits
- File Type:
FITS, 8-560 KB
Contents¶
Number |
EXTNAME |
Type |
Contents |
---|---|---|---|
IMAGE |
N/A |
||
BINTABLE |
List of tiles in plan |
FITS Header Units¶
HDU0¶
N/A.
Required Header Keywords¶
KEY |
Example Value |
Type |
Comment |
---|---|---|---|
MOONFRAC |
0.144870860633956 |
float |
Moon illumination fraction |
Empty HDU.
HDU1¶
List of tiles to observe in order of priority.
Required Header Keywords¶
KEY |
Example Value |
Type |
Comment |
---|---|---|---|
NAXIS1 |
56 |
int |
length of dimension 1 |
NAXIS2 |
9607 |
int |
length of dimension 2 |
Required Data Table Columns¶
Name |
Type |
Units |
Description |
---|---|---|---|
TILEID |
int32 |
DESI tile ID |
|
RA |
float64 |
deg |
Right ascencion |
DEC |
float64 |
deg |
Declination |
EBV_MED |
float64 |
Extinction |
|
LSTMIN |
float32 |
deg |
Start of LST observing window |
LSTMAX |
float32 |
deg |
End of LST observing window |
MAXEXPLEN |
float32 |
sec |
Maximum exposure lenght |
PRIORITY |
int32 |
Between 0(high priority) - 10(low priority) |
|
STATUS |
int32 |
0 (unobserved) or 1 (partially observed) |
|
PROGRAM |
char[6] |
‘DARK’, ‘BRIGHT’ or ‘GRAY’ |
|
OBSCONDITIONS |
int16 |
0 (DARK), 1 (GRAY), 2 (BRIGHT) or 3 (POOR) |
Notes and Examples¶
Status==2 tiles (observed) should not be in this list.