2021zw

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Information

Transient

Name: 2021zw
Right ascension: 12h44m32.96s
Declination: 26d47m42.22s
Discovery Date: None
Classification: Ia
Redshift: 0.083525
MW E(B-V): 0.011

Host

Name: 2021zw
Right ascension: 12h44m32.94s
Declination: 26d47m43.32s
Redshift: None
Photometric Redshift: 0.156
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 2.08
Cutout download processed 19.89
Global aperture construction processed 0.57
Local aperture photometry processed 6.02
Global aperture photometry processed 6.06
Validate local photometry processed 0.03
Validate global photometry processed 17.14
Host information processed 0.09
Global host SED inference processed 457.79
Local host SED inference processed 455.25
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.04
Processing status completed N/A N/A
 

Cutout Download Report

2MASS_H: 2MASS_J: 2MASS_K: WISE_W1: WISE_W2: WISE_W3: WISE_W4: GALEX_NUV: GALEX_FUV: PanSTARRS_g: PanSTARRS_r: PanSTARRS_i: PanSTARRS_z: PanSTARRS_y: SDSS_i: SDSS_r: SDSS_u: SDSS_z: SDSS_g: DES_g: DES_r: DES_i: DES_z: DES_Y:
 

Aperture Photometry


Aperture details

RA, DEC (J2000) = 12h44m32.96s, 26d47m42.22s
semi major axis, semi minor axis (arcsec) = 1.28, 1.28
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 18.78 0.32 20.716 0.018 AB
PanSTARRS_r 31.2 0.39 20.165 0.013 AB
DES_r 37.56 0.57 19.963 0.016 AB
SDSS_i 43.4 2.0 19.806 0.050 AB
PanSTARRS_i 39.54 0.34 19.907 0.009 AB
PanSTARRS_z 48.79 0.66 19.679 0.015 AB
DES_z 54.77 1.32 19.554 0.026 AB
PanSTARRS_y 50.83 1.47 19.635 0.031 AB

Aperture details

RA, DEC (J2000) = 12h44m32.93s, 26d47m43.70s
semi major axis, semi minor axis (arcsec) = 8.96, 4.51
angle (degrees, anti-clockwise from east) = -43.47

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 18.82 4.27 20.713 0.246 AB
GALEX_NUV 13.0 3.11 21.115 0.260 AB
SDSS_u -6.13 5.86 AB
SDSS_g 128.93 3.48 18.624 0.029 AB
DES_g 123.02 0.89 18.675 0.008 AB
PanSTARRS_g 117.1 1.5 18.729 0.014 AB
SDSS_r 196.55 4.64 18.166 0.026 AB
PanSTARRS_r 195.87 1.85 18.170 0.010 AB
DES_r 219.36 1.55 18.047 0.008 AB
SDSS_i 241.08 6.68 17.945 0.030 AB
PanSTARRS_i 252.6 1.58 17.894 0.007 AB
PanSTARRS_z 301.57 3.13 17.702 0.011 AB
SDSS_z 315.77 19.84 17.652 0.068 AB
DES_z 316.72 3.37 17.648 0.012 AB
PanSTARRS_y 338.35 6.93 17.577 0.022 AB
2MASS_J 381.72 180.78 16.551 0.514 Vega
2MASS_H 538.14 278.94 15.705 0.563 Vega
2MASS_K 85.65 263.55 17.230 3.341 Vega
WISE_W1 177.84 12.7 15.576 0.078 Vega
WISE_W2 69.25 16.67 15.960 0.261 Vega
WISE_W3 76.37 92.58 14.019 1.316 Vega
WISE_W4 1457.15 646.38 9.371 0.482 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.011 9.111 9.217
{\rm log}_{10}({\rm SFR}) -2.234 -1.504 -0.835
{\rm log}_{10}({\rm sSFR}) -11.352 -10.649 -9.994
{\rm stellar\ age} 5.024 6.610 7.817

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.398 -0.717 -0.300
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.635 -0.690 0.200

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.100 0.345 0.794
\delta -0.537 -0.079 0.245
\tau_1/\tau_2 0.683 1.033 1.360
Q_{PAH} 1.325 3.394 5.735
U_{min} 3.093 8.318 15.252
{\rm log}_{10}(\gamma_e)\, -2.831 -1.602 -0.517

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.077 -0.248 0.128
{\rm log}_{10}(\tau_{AGN})\, 1.045 1.514 1.973

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.471 -1.694 -1.143
0.03-0.10 Gyr -2.402 -1.510 -0.734
0.10-0.33 Gyr -2.087 -1.265 -0.634
0.33-1.07 Gyr -1.629 -0.969 -0.517
1.07-3.49 Gyr -1.325 -0.827 -0.579
3.49-11.39 Gyr -1.149 -0.796 -0.610
11.39-12.66 Gyr -1.387 -0.795 -0.288

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.855 9.918 10.022
{\rm log}_{10}({\rm SFR}) -0.798 -0.435 -0.108
{\rm log}_{10}({\rm sSFR}) -10.722 -10.368 -10.040
{\rm stellar\ age} 6.389 7.216 8.716

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.304 -0.871 -0.541
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.432 0.070 0.386

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.101 0.262 0.442
\delta -0.182 0.108 0.301
\tau_1/\tau_2 0.694 1.035 1.381
Q_{PAH} 1.463 3.616 5.660
U_{min} 2.942 8.477 15.853
{\rm log}_{10}(\gamma_e)\, -1.758 -0.793 -0.202

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.101 -2.857 -1.683
{\rm log}_{10}(\tau_{AGN})\, 1.139 1.704 2.023

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.797 -1.053 -0.796
0.03-0.10 Gyr -0.750 -0.318 0.044
0.10-0.33 Gyr -0.586 -0.247 0.017
0.33-1.07 Gyr -0.747 -0.350 -0.105
1.07-3.49 Gyr -0.629 -0.168 0.058
3.49-11.39 Gyr -0.166 0.054 0.183
11.39-12.66 Gyr -0.281 0.191 0.742