2021zzi

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Information

Transient

Name: SN2021zzi
Right ascension: 1h34m39.17s
Declination: 55d25m12.44s
Discovery Date: Sept. 29, 2021, 7:11 a.m.
Classification: SN II
Redshift: 0.025494
MW E(B-V): 0.274

Host

Name: 2021zzi
Right ascension: 1h34m39.72s
Declination: 55d25m02.27s
Redshift: 0.025494
Photometric Redshift: 0.269
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 0.99
Cutout download processed 3.27
Global aperture construction processed 0.64
Local aperture photometry processed 3.68
Global aperture photometry processed 4.02
Validate local photometry processed 0.02
Validate global photometry processed 11.72
Host information processed 0.09
Global host SED inference processed 949.38
Global host SED inference not processed None
Local host SED inference processed 481.2
Transient information processed 0.0
Transient MWEBV processed 0.05
Transient MWEBV not processed None
Host MWEBV processed 0.05
Log transient processing status not processed None
Log transient processing status not processed None
 

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) = 1h34m39.17s, 55d25m12.44s
semi major axis, semi minor axis (arcsec) = 3.9, 3.9
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
PanSTARRS_g 244.69 1.51 17.928 0.007
PanSTARRS_r 447.03 1.75 17.274 0.004
PanSTARRS_i 600.05 1.76 16.955 0.003
PanSTARRS_z 700.72 3.69 16.786 0.006
PanSTARRS_y 934.36 8.31 16.474 0.010
2MASS_J 1093.91 112.0 15.408 0.111
2MASS_H 1284.94 158.21 14.760 0.134
2MASS_K 1175.38 182.92 14.387 0.169

Aperture details

RA, DEC (J2000) = 1h34m39.60s, 55d25m04.49s
semi major axis, semi minor axis (arcsec) = 28.14, 27.21
angle (degrees, anti-clockwise from east) = -145.57

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
PanSTARRS_g 10850.59 10.67 13.811 0.001
PanSTARRS_r 20502.39 12.55 13.120 0.001
WISE_W1 28194.76 157.58 10.076 0.006
WISE_W2 17733.01 655.72 9.939 0.040
WISE_W3 65516.27 409.95 6.685 0.007
WISE_W4 81640.5 3712.19 5.000 0.049
 

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})\, 9.126 9.344 9.479
{\rm log}_{10}({\rm SFR}) -0.788 -0.355 0.048
{\rm log}_{10}({\rm sSFR}) -10.139 -9.692 -9.153
{\rm stellar\ age} 3.887 6.505 8.132

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.798 -1.454 -0.837
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.170 -0.141 0.146

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.324 0.598 0.879
\delta -0.520 -0.046 0.233
\tau_1/\tau_2 0.726 1.093 1.465
Q_{PAH} 0.387 1.956 3.831
U_{min} 2.530 7.394 14.230
{\rm log}_{10}(\gamma_e)\, -3.566 -2.680 -1.474

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.352 -2.915 -0.713
{\rm log}_{10}(\tau_{AGN})\, 1.003 1.475 1.942

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.782 -0.541 -0.269
0.03-0.10 Gyr -0.876 -0.308 0.155
0.10-0.33 Gyr -1.023 -0.430 0.034
0.33-1.10 Gyr -1.258 -0.646 -0.289
1.10-3.64 Gyr -1.230 -0.658 -0.366
3.64-12.07 Gyr -1.328 -0.659 -0.391
12.07-13.42 Gyr -1.461 -0.633 -0.074

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.684 10.908 11.105
{\rm log}_{10}({\rm SFR}) 0.319 1.011 1.484
{\rm log}_{10}({\rm sSFR}) -10.607 -9.863 -9.320
{\rm stellar\ age} 3.001 6.666 8.846

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.160 -0.587 -0.304
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.749 -0.327 0.201

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.109 0.237 0.437
\delta -0.762 -0.369 0.136
\tau_1/\tau_2 0.383 0.859 1.361
Q_{PAH} 0.306 1.062 3.492
U_{min} 2.106 6.213 12.742
{\rm log}_{10}(\gamma_e)\, -3.754 -3.251 -1.863

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.806 -2.561 -1.789
{\rm log}_{10}(\tau_{AGN})\, 0.917 1.377 1.845

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.431 0.955 1.276
0.03-0.10 Gyr -0.347 0.972 1.584
0.10-0.33 Gyr -0.522 0.740 1.333
0.33-1.10 Gyr -0.465 0.684 1.231
1.10-3.64 Gyr 0.048 0.887 1.340
3.64-12.07 Gyr -0.312 0.823 1.205
12.07-13.42 Gyr -0.436 0.891 1.684