csiborgtools/scripts_plots/radial_velocity.ipynb
Richard Stiskalek 9e4b34f579
Overlap fixing and more (#107)
* Update README

* Update density field reader

* Update name of SDSSxALFAFA

* Fix quick bug

* Add little fixes

* Update README

* Put back fit_init

* Add paths to initial snapshots

* Add export

* Remove some choices

* Edit README

* Add Jens' comments

* Organize imports

* Rename snapshot

* Add additional print statement

* Add paths to initial snapshots

* Add masses to the initial files

* Add normalization

* Edit README

* Update README

* Fix bug in CSiBORG1 so that does not read fof_00001

* Edit README

* Edit README

* Overwrite comments

* Add paths to init lag

* Fix Quijote path

* Add lagpatch

* Edit submits

* Update README

* Fix numpy int problem

* Update README

* Add a flag to keep the snapshots open when fitting

* Add a flag to keep snapshots open

* Comment out some path issue

* Keep snapshots open

* Access directly snasphot

* Add lagpatch for CSiBORG2

* Add treatment of x-z coordinates flipping

* Add radial velocity field loader

* Update README

* Add lagpatch to Quijote

* Fix typo

* Add setter

* Fix typo

* Update README

* Add output halo cat as ASCII

* Add import

* Add halo plot

* Update README

* Add evaluating field at radial distanfe

* Add field shell evaluation

* Add enclosed mass computation

* Add BORG2 import

* Add BORG boxsize

* Add BORG paths

* Edit run

* Add BORG2 overdensity field

* Add bulk flow clauclation

* Update README

* Add new plots

* Add nbs

* Edit paper

* Update plotting

* Fix overlap paths to contain simname

* Add normalization of positions

* Add default paths to CSiBORG1

* Add overlap path simname

* Fix little things

* Add CSiBORG2 catalogue

* Update README

* Add import

* Add TNG density field constructor

* Add TNG density

* Add draft of calculating BORG ACL

* Fix bug

* Add ACL of enclosed density

* Add nmean acl

* Add galaxy bias calculation

* Add BORG acl notebook

* Add enclosed mass calculation

* Add TNG300-1 dir

* Add TNG300 and BORG1 dir

* Update nb
2024-01-30 16:14:07 +00:00

91 KiB

In [2]:
import sys
import numpy as np
import matplotlib.pyplot as plt
import scienceplots
import astroquery
from tqdm import trange, tqdm

sys.path.append("../")
import csiborgtools

%matplotlib widget 
%load_ext autoreload
%autoreload 2
In [38]:
# # Norma
cluster = {"RA": (16 + 15 / 60 + 32.8 / 60**2) * 15,
           "DEC": -60 + 54 / 60 + 30 / 60**2,
           "DIST": 67.8}

Xclust = np.array([cluster["DIST"], cluster["RA"], cluster["DEC"]]).reshape(1, -1)
In [39]:
paths = csiborgtools.read.Paths(**csiborgtools.paths_glamdring)
nsims = paths.get_ics(False)
In [29]:
Xclust = np.array([cluster["DIST"], cluster["RA"], cluster["DEC"]]).reshape(1, -1)
In [33]:
matches = np.full(len(nsims), np.nan)

for ii in trange(101):
    cat = csiborgtools.read.CSiBORGHaloCatalogue(nsims[ii], paths, minmass=('M', 1e13))
    dist, ind = cat.angular_neighbours(Xclust, ang_radius=5, rad_tolerance=10)
    dist = dist[0]
    ind = ind[0]

    if ind.size > 0:
        matches[ii] = np.max(cat['M'][ind])
100%|██████████| 101/101 [00:44<00:00,  2.25it/s]
In [37]:
x = np.log10(matches[~np.isnan(matches)])


plt.figure()
plt.hist(x, bins=10)
plt.show()
Figure
No description has been provided for this image
In [ ]: