2021zac

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Information

Transient

Name: SN2021zac
Right ascension: 8h20m57.10s
Declination: 58d51m24.98s
Discovery Date: Sept. 16, 2021, 11:22 a.m.
Classification: SN Ia
Redshift: 0.028000
MW E(B-V): 0.061

Host

Name: 2021zac
Right ascension: 8h20m57.19s
Declination: 58d51m19.36s
Redshift: None
Photometric Redshift: 0.067
 

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 2.42
Cutout download processed 14.21
Global aperture construction processed 0.66
Local aperture photometry processed 5.77
Global aperture photometry processed 5.97
Validate local photometry processed 0.03
Validate global photometry processed 16.55
Host information processed 0.08
Global host SED inference processed 400.54
Local host SED inference processed 508.54
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.05
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) = 8h20m57.10s, 58d51m24.98s
semi major axis, semi minor axis (arcsec) = 3.56, 3.56
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 64.61 3.37 19.374 0.057 AB
SDSS_g 183.78 3.65 18.239 0.022 AB
PanSTARRS_g 187.34 0.73 18.218 0.004 AB
SDSS_r 278.12 4.62 17.789 0.018 AB
PanSTARRS_r 290.1 1.13 17.744 0.004 AB
SDSS_i 346.73 5.64 17.550 0.018 AB
PanSTARRS_i 358.82 0.93 17.513 0.003 AB
PanSTARRS_z 385.37 2.49 17.435 0.007 AB
SDSS_z 399.88 11.99 17.395 0.033 AB
PanSTARRS_y 439.65 5.91 17.292 0.015 AB
2MASS_J 405.09 71.15 16.486 0.191 Vega
2MASS_H 423.26 105.76 15.966 0.271 Vega
2MASS_K 294.8 132.38 15.888 0.488 Vega

Aperture details

RA, DEC (J2000) = 8h20m57.13s, 58d51m20.92s
semi major axis, semi minor axis (arcsec) = 13.82, 7.28
angle (degrees, anti-clockwise from east) = -159.12

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 71.98 6.39 19.257 0.096 AB
GALEX_NUV 88.21 1.46 19.036 0.018 AB
SDSS_u 296.48 8.9 17.720 0.033 AB
SDSS_g 921.67 8.37 16.489 0.010 AB
PanSTARRS_g 899.58 2.01 16.515 0.002 AB
SDSS_r 1391.18 10.72 16.042 0.008 AB
PanSTARRS_r 1405.14 3.11 16.031 0.002 AB
PanSTARRS_i 1680.69 2.59 15.836 0.002 AB
PanSTARRS_z 1774.01 6.92 15.778 0.004 AB
SDSS_z 1782.69 32.54 15.772 0.020 AB
PanSTARRS_y 2023.15 16.55 15.635 0.009 AB
2MASS_J 2183.98 207.94 14.657 0.103 Vega
2MASS_H 2169.97 308.44 14.191 0.154 Vega
2MASS_K 1432.45 387.37 14.172 0.294 Vega
WISE_W1 784.09 24.81 13.965 0.034 Vega
WISE_W2 432.3 24.49 13.972 0.062 Vega
WISE_W3 824.45 110.23 11.436 0.145 Vega
WISE_W4 797.95 571.23 10.025 0.777 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})\, 8.902 9.048 9.157
{\rm log}_{10}({\rm SFR}) -1.582 -0.940 -0.482
{\rm log}_{10}({\rm sSFR}) -10.612 -9.989 -9.483
{\rm stellar\ age} 4.817 7.054 8.396

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.779 -1.455 -1.017
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.777 -0.317 0.302

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.167 0.418 0.697
\delta -0.647 -0.215 0.190
\tau_1/\tau_2 0.718 1.069 1.435
Q_{PAH} 0.515 2.049 4.552
U_{min} 2.796 8.209 15.716
{\rm log}_{10}(\gamma_e)\, -3.437 -2.341 -0.941

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.927 -1.650 -0.598
{\rm log}_{10}(\tau_{AGN})\, 0.925 1.302 1.712

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.155 -1.444 -1.042
0.03-0.10 Gyr -1.601 -0.843 -0.356
0.10-0.33 Gyr -1.335 -0.792 -0.362
0.33-1.10 Gyr -1.790 -1.100 -0.751
1.10-3.64 Gyr -1.649 -1.025 -0.702
3.64-12.04 Gyr -1.435 -0.898 -0.698
12.04-13.38 Gyr -1.622 -0.864 -0.312

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.620 9.706 9.780
{\rm log}_{10}({\rm SFR}) -1.341 -1.048 -0.803
{\rm log}_{10}({\rm sSFR}) -11.029 -10.754 -10.510
{\rm stellar\ age} 6.472 7.495 8.598

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.738 -1.511 -1.297
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.296 0.137 0.371

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.039 0.071 0.121
\delta -0.643 -0.262 0.110
\tau_1/\tau_2 0.638 0.968 1.330
Q_{PAH} 0.898 3.057 5.090
U_{min} 2.947 7.892 14.954
{\rm log}_{10}(\gamma_e)\, -2.470 -1.491 -0.797

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.534 -3.734 -2.776
{\rm log}_{10}(\tau_{AGN})\, 1.076 1.616 1.977

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.415 -1.085 -0.887
0.03-0.10 Gyr -1.524 -1.046 -0.727
0.10-0.33 Gyr -1.253 -0.848 -0.525
0.33-1.10 Gyr -1.076 -0.605 -0.288
1.10-3.64 Gyr -0.792 -0.368 -0.129
3.64-12.04 Gyr -0.375 -0.171 -0.028
12.04-13.38 Gyr -0.674 -0.146 0.343