2022sai

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Information

Transient

Name: SN2022sai
Right ascension: 14h34m21.77s
Declination: -1d00m29.63s
Discovery Date: Aug. 20, 2022, midnight
Classification: SN Ia-91T-like
Redshift: 0.025420
MW E(B-V): 0.035

Host

Name: 2022sai
Right ascension: 14h34m21.78s
Declination: -1d00m28.31s
Redshift: 0.025420
Photometric Redshift: 0.036
 

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 2.23
Cutout download processed 16.95
Global aperture construction processed 0.67
Local aperture photometry processed 7.64
Global aperture photometry processed 7.93
Validate local photometry processed 0.03
Validate global photometry processed 18.67
Host information processed 0.12
Global host SED inference processed 476.19
Local host SED inference processed 547.43
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) = 14h34m21.77s, -1d00m29.63s
semi major axis, semi minor axis (arcsec) = 3.91, 3.91
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 67.07 3.0 19.334 0.048 AB
SDSS_g 163.99 3.57 18.363 0.024 AB
DES_g 176.55 0.64 18.283 0.004 AB
PanSTARRS_g 169.16 1.18 18.329 0.008 AB
SDSS_r 224.68 4.34 18.021 0.021 AB
PanSTARRS_r 233.96 1.45 17.977 0.007 AB
DES_r 249.21 1.37 17.909 0.006 AB
SDSS_i 269.73 5.33 17.823 0.021 AB
PanSTARRS_i 265.96 1.2 17.838 0.005 AB
PanSTARRS_z 307.35 2.7 17.681 0.010 AB
SDSS_z 297.99 13.52 17.715 0.049 AB
DES_z 312.84 2.99 17.662 0.010 AB
PanSTARRS_y 291.13 4.94 17.740 0.018 AB

Aperture details

RA, DEC (J2000) = 14h34m21.73s, -1d00m27.01s
semi major axis, semi minor axis (arcsec) = 27.18, 6.47
angle (degrees, anti-clockwise from east) = -40.93

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 102.95 2.65 18.868 0.028 AB
GALEX_NUV 137.54 1.89 18.554 0.015 AB
SDSS_u 260.8 8.61 17.859 0.036 AB
SDSS_g 606.01 7.93 16.944 0.014 AB
DES_g 371.32 1.19 17.476 0.003 AB
PanSTARRS_g 615.56 3.88 16.927 0.007 AB
SDSS_r 761.72 9.86 16.696 0.014 AB
PanSTARRS_r 804.12 4.84 16.637 0.007 AB
DES_r 506.34 2.58 17.139 0.006 AB
SDSS_i 883.15 13.54 16.535 0.017 AB
PanSTARRS_i 880.97 3.99 16.538 0.005 AB
PanSTARRS_z 993.35 9.02 16.407 0.010 AB
SDSS_z 870.68 44.27 16.550 0.055 AB
DES_z 620.01 5.11 16.919 0.009 AB
PanSTARRS_y 978.87 16.52 16.423 0.018 AB
WISE_W2 284.09 38.13 14.427 0.146 Vega
WISE_W3 317.82 109.77 12.471 0.375 Vega
WISE_W4 710.21 615.62 10.152 0.941 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})\, 8.475 8.636 8.773
{\rm log}_{10}({\rm SFR}) -1.812 -1.118 -0.611
{\rm log}_{10}({\rm sSFR}) -10.528 -9.774 -9.176
{\rm stellar\ age} 2.671 5.332 7.044

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.665 -1.154 -0.721
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.924 -1.760 -1.450

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.136 0.316 0.630
\delta -0.691 -0.316 0.102
\tau_1/\tau_2 0.733 1.100 1.482
Q_{PAH} 1.048 2.844 5.302
U_{min} 3.281 8.924 16.265
{\rm log}_{10}(\gamma_e)\, -3.126 -1.734 -0.454

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.801 -1.690 -0.837
{\rm log}_{10}(\tau_{AGN})\, 0.921 1.489 1.932

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.961 -1.549 -1.267
0.03-0.10 Gyr -1.903 -1.024 -0.471
0.10-0.33 Gyr -1.299 -0.787 -0.328
0.33-1.10 Gyr -1.609 -1.063 -0.764
1.10-3.64 Gyr -1.893 -1.271 -0.990
3.64-12.08 Gyr -2.361 -1.464 -1.157
12.08-13.42 Gyr -2.486 -1.521 -0.963

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.125 9.245 9.360
{\rm log}_{10}({\rm SFR}) -0.068 0.144 0.404
{\rm log}_{10}({\rm sSFR}) -9.347 -9.088 -8.811
{\rm stellar\ age} 3.979 6.497 9.428

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.878 -1.670 -1.387
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.609 -0.976 0.021

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.425 0.632 0.891
\delta -0.222 -0.007 0.186
\tau_1/\tau_2 0.353 0.734 1.115
Q_{PAH} 2.184 3.483 4.984
U_{min} 3.712 9.719 17.723
{\rm log}_{10}(\gamma_e)\, -3.512 -2.408 -1.518

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.653 -4.128 -3.278
{\rm log}_{10}(\tau_{AGN})\, 1.071 1.585 1.970

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.615 -1.103 -0.773
0.03-0.10 Gyr 0.085 0.298 0.563
0.10-0.33 Gyr -2.515 -0.654 0.048
0.33-1.10 Gyr -2.332 -0.865 -0.396
1.10-3.64 Gyr -2.603 -0.875 -0.473
3.64-12.08 Gyr -2.017 -0.844 -0.552
12.08-13.42 Gyr -1.783 -0.697 0.207