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Merge pull request #16 from moustakas/fix-vacpaths
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paths to the VAC in the final EDR were broken
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moustakas authored Jun 28, 2023
2 parents 17add57 + 605b7da commit 3b723f2
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32 changes: 16 additions & 16 deletions README.md
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Expand Up @@ -25,10 +25,10 @@ This document describes the content and construction of [Legacy Surveys DR9
catalogs for the following [DESI](https://desi.lbl.gov/) [data releases and
spectroscopic productions](https://data.desi.lbl.gov/public/doc/releases) :

* [DESI Early Data Release (EDR)](https://data.desi.lbl.gov/public/edr) **Fuji**
Production (release date May 2023)
* [DESI Data Release 1 (DR1)](https://data.desi.lbl.gov/public/dr1) **Iron** and
**Guadalupe** Productions (release date TBD)
* [DESI Early Data Release (EDR)](https://data.desi.lbl.gov/public/doc/releases/edr) **Fuji**
Production (release date 2023 June 13)
* [DESI Data Release 1 (DR1)](https://data.desi.lbl.gov/public/doc/releases/dr1)
**Iron** and **Guadalupe** Productions (release date TBD)

In short, the delivered files include merged [DESI targeting
catalogs](https://data.desi.lbl.gov/public/doc/releases/#targeting-data-releases)
Expand Down Expand Up @@ -56,16 +56,16 @@ Content, Organization, & Data Model
The LS/DR9 value-added catalogs (VACs) can be accessed at the following links:
| Data Release | URL |
|------------|-----|
| Fuji (EDR) | [https://data.desi.lbl.gov/public/edr/vac/lsdr9-photometry/fuji/v2.1](https://data.desi.lbl.gov/public/edr/vac/lsdr9-photometry/fuji/v2.1) |
| Iron (DR1) | [https://data.desi.lbl.gov/public/dr1/vac/lsdr9-photometry/iron/v1.0](https://data.desi.lbl.gov/public/dr1/vac/lsdr9-photometry/iron/v1.0) |
| Guadalupe (DR1 supplement) | [https://data.desi.lbl.gov/public/dr1/vac/lsdr9-photometry/guadalupe/v2.0](https://data.desi.lbl.gov/public/dr1/vac/lsdr9-photometry/guadalupe/v2.0) |
| Fuji (EDR) | https://data.desi.lbl.gov/public/edr/vac/edr/lsdr9-photometry/fuji/v2.1 |
| Iron (DR1) | https://data.desi.lbl.gov/public/dr1/vac/dr1/lsdr9-photometry/iron/v1.0 |
| Guadalupe (DR1 supplement) | https://data.desi.lbl.gov/public/dr1/vac/dr1/lsdr9-photometry/guadalupe/v2.0 |

> **For DESI Collaborators:** At NERSC, the catalogs can also be accessed at the
following top-level directories:
```
/global/cfs/cdirs/desi/public/edr/vac/lsdr9-photometry/fuji/v2.1
/global/cfs/cdirs/desi/public/dr1/vac/lsdr9-photometry/iron/v1.0
/global/cfs/cdirs/desi/public/dr1/vac/lsdr9-photometry/guadalupe/v2.0
/global/cfs/cdirs/desi/public/edr/vac/edr/lsdr9-photometry/fuji/v2.1
/global/cfs/cdirs/desi/public/dr1/vac/dr1/lsdr9-photometry/iron/v1.0
/global/cfs/cdirs/desi/public/dr1/vac/dr1/lsdr9-photometry/guadalupe/v2.0
```

The VAC contains two basic kinds of files: targeting (*targetphot*) catalogs,
Expand All @@ -80,7 +80,7 @@ In each DESI data release, the targeting catalogs used for DESI target selection
are organized in a variety of files and locations and with a different data
model depending on the kind of target observed (e.g., *primary* versus
*secondary* targets; see [Myers et
al. 2022](https://ui.adsabs.harvard.edu/abs/2023AJ....165...50M)). However, for some applications, it
al. 2023](https://ui.adsabs.harvard.edu/abs/2023AJ....165...50M)). However, for some applications, it
is convenient to have a targeting catalog for all targets and with a common data
model, which is precisely what our VACs provide.

Expand Down Expand Up @@ -192,7 +192,7 @@ ways:
*targets of opportunity*, using positional matching. Specifically, if the
`targetid` of a *secondary* target cannot be decoded to determine the LS/DR9
source from which that target was selected (see [Myers et
al. 2022](https://ui.adsabs.harvard.edu/abs/2023AJ....165...50M)), then we
al. 2023](https://ui.adsabs.harvard.edu/abs/2023AJ....165...50M)), then we
return the *closest* LS/DR9 source within 1 arcsec of the targeted position.

* Finally, we add two additional columns to the *tractorphot* catalogs to make
Expand Down Expand Up @@ -293,7 +293,7 @@ for Fuji).
```bash
cd /path/to/code
git clone https://github.com/moustakas/desi-photometry.git
cd desi-photometry && git checkout tags/iron-v1.0 && cd ..
cd desi-photometry && git checkout tags/fuji-v2.1 && cd ..
```

2. Next, edit the following [Perlmutter Slurm
Expand All @@ -310,7 +310,7 @@ gather targeting and Tractor photometry for both *observed* and *potential* targ
#SBATCH -t 04:00:00

source /global/common/software/desi/desi_environment.sh 23.1
module swap desispec/0.57.0
module swap desispec/0.58.4

time srun -n 1 -c 128 /path/to/code/desi-photometry/lsdr9-photometry --reduxdir ${DESI_ROOT}/spectro/redux/fuji -o ${SCRATCH}/lsdr9/fuji --specprod fuji --mp 128 --targetphot --tractorphot
time srun -n 1 -c 128 /path/to/code/desi-photometry/lsdr9-photometry --reduxdir ${DESI_ROOT}/spectro/redux/fuji -o ${SCRATCH}/lsdr9/fuji --specprod fuji --mp 128 --targetphot --tractorphot --potential
Expand All @@ -330,7 +330,7 @@ Known Issues & Previous Versions

A total of 367 targets on tiles 80611, 80612, and 80616 have incorrect
coordinates due to the bug described in Section 5.3 of [Myers et
al. 2022](https://ui.adsabs.harvard.edu/abs/2023AJ....165...50M). This issue was
al. 2023](https://ui.adsabs.harvard.edu/abs/2023AJ....165...50M). This issue was
fixed in Fuji/v2.1.

<a name="contact"/>
Expand Down Expand Up @@ -365,7 +365,7 @@ Required Acknowledgment

Any use of the data products described in this document must include the text of
the following
[acknowledgement](https://data.desi.lbl.gov/public/doc/acknowledgements)
[acknowledgment](https://data.desi.lbl.gov/public/doc/acknowledgments)
verbatim:

> This research used data obtained with the Dark Energy Spectroscopic Instrument
Expand Down

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