2021bls

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Information

Transient

Name: SN2021bls
Right ascension: 16h43m20.73s
Declination: 61d35m41.52s
Discovery Date: Feb. 1, 2021, 1:24 p.m.
Classification: SN Ia-91bg-like
Redshift: 0.019000
MW E(B-V): 0.035

Host

Name: 2021bls
Right ascension: 16h43m04.32s
Declination: 61d34m44.04s
Redshift: 0.019079
Photometric Redshift: 0.026
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 0.92
Cutout download processed 0.03
Global aperture construction processed 0.64
Local aperture photometry processed 3.79
Global aperture photometry processed 3.76
Validate local photometry processed 0.02
Validate global photometry processed 13.85
Host information processed 0.09
Global host SED inference processed 947.21
Local host SED inference failed 0.01
Transient information processed 0.0
Transient MWEBV processed 0.06
Host MWEBV processed 0.05
Log transient processing status blocked 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) = 16h43m20.73s, 61d35m41.52s
semi major axis, semi minor axis (arcsec) = 5.17, 5.17
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g -2.1 1.43 AB
PanSTARRS_r 0.85 1.35 24.077 1.719 AB
PanSTARRS_i 1.64 1.78 23.362 1.176 AB
PanSTARRS_z -8.09 3.75 AB
PanSTARRS_y 8.02 10.03 21.640 1.359 AB
2MASS_J 135.32 117.94 17.677 0.946 Vega
2MASS_H -228.67 187.42 Vega
2MASS_K -129.14 190.54 Vega

Aperture details

RA, DEC (J2000) = 16h43m04.19s, 61d34m43.61s
semi major axis, semi minor axis (arcsec) = 35.88, 23.32
angle (degrees, anti-clockwise from east) = -92.53

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 21775.85 11.36 13.055 0.001 AB
PanSTARRS_r 42652.45 13.44 12.325 0.000 AB
PanSTARRS_i 61541.32 16.99 11.927 0.000 AB
PanSTARRS_z 77590.09 29.2 11.675 0.000 AB
PanSTARRS_y 98416.36 62.9 11.417 0.001 AB
2MASS_J 129283.94 706.11 10.226 0.006 Vega
2MASS_H 151092.97 1113.01 9.584 0.008 Vega
2MASS_K 128703.45 1132.44 9.288 0.010 Vega
WISE_W2 35661.28 192.37 9.181 0.006 Vega
WISE_W3 11562.12 241.74 8.568 0.023 Vega
WISE_W4 7905.25 890.41 7.535 0.122 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.197 11.252 11.345
{\rm log}_{10}({\rm SFR}) -2.266 -1.289 -0.543
{\rm log}_{10}({\rm sSFR}) -13.517 -12.524 -11.801
{\rm stellar\ age} 7.955 9.590 12.748

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.249 -0.112 0.001
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.531 -0.705 0.142

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.037 0.118 0.245
\delta -0.635 -0.192 0.191
\tau_1/\tau_2 0.325 0.773 1.248
Q_{PAH} 0.125 0.434 1.389
U_{min} 2.729 7.322 14.857
{\rm log}_{10}(\gamma_e)\, -3.573 -2.741 -1.769

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.722 -4.117 -3.282
{\rm log}_{10}(\tau_{AGN})\, 1.072 1.577 1.942

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.508 -1.285 -0.441
0.03-0.10 Gyr -3.030 -1.518 -0.626
0.10-0.33 Gyr -3.132 -1.410 -0.498
0.33-1.10 Gyr -2.859 -1.068 -0.088
1.10-3.66 Gyr -2.043 -0.264 0.819
3.66-12.15 Gyr -0.443 1.266 1.474
12.15-13.50 Gyr 1.068 1.915 2.453