2025gsb

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Information

Transient

Name: SN2025gsb
Right ascension: 12h38m52.83s
Declination: 7d06m59.04s
Discovery Date: April 3, 2025, 11:08 a.m.
Classification: SN IIb
Redshift: 0.031000
MW E(B-V): 0.021

Host

Name: 2025gsb
Right ascension: 12h38m52.69s
Declination: 7d06m54.29s
Redshift: 0.023955
Photometric Redshift: 0.029
 

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 2.99
Cutout download processed 0.73
Global aperture construction processed 0.65
Local aperture photometry processed 7.17
Global aperture photometry processed 7.08
Validate local photometry processed 0.03
Validate global photometry processed 19.25
Host information processed 0.1
Global host SED inference processed 374.35
Local host SED inference processed 502.32
Transient information processed 0.0
Transient MWEBV processed 0.09
Host MWEBV processed 0.09
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) = 12h38m52.83s, 7d06m59.04s
semi major axis, semi minor axis (arcsec) = 4.14, 4.14
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 107.87 9.32 18.818 0.094 AB
SDSS_g 309.43 6.67 17.674 0.023 AB
DES_g 335.03 1.03 17.587 0.003 AB
PanSTARRS_g 361.0 1.03 17.506 0.003 AB
SDSS_r 615.68 8.1 16.927 0.014 AB
PanSTARRS_r 659.81 1.34 16.851 0.002 AB
DES_r 671.5 2.43 16.832 0.004 AB
SDSS_i 895.79 9.65 16.519 0.012 AB
PanSTARRS_i 923.58 1.52 16.486 0.002 AB
PanSTARRS_z 1195.65 2.92 16.206 0.003 AB
SDSS_z 1236.32 17.82 16.170 0.016 AB
DES_z 1261.77 6.24 16.148 0.005 AB
PanSTARRS_y 1546.6 5.94 15.927 0.004 AB
2MASS_J 2096.69 117.86 14.701 0.061 Vega
2MASS_H 2704.87 179.58 13.952 0.072 Vega
2MASS_K 2399.67 208.01 13.612 0.094 Vega

Aperture details

RA, DEC (J2000) = 12h38m52.74s, 7d06m54.78s
semi major axis, semi minor axis (arcsec) = 24.07, 9.0
angle (degrees, anti-clockwise from east) = -94.63

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 83.48 2.4 19.096 0.031 AB
GALEX_NUV 137.93 1.93 18.551 0.015 AB
SDSS_u 721.55 32.8 16.754 0.049 AB
SDSS_g 2191.98 21.31 15.548 0.011 AB
DES_g 2339.85 2.81 15.477 0.001 AB
PanSTARRS_g 2383.84 3.52 15.457 0.002 AB
SDSS_r 4102.26 24.28 14.867 0.006 AB
PanSTARRS_r 4190.97 4.57 14.844 0.001 AB
DES_r 4560.05 6.48 14.753 0.002 AB
SDSS_i 5752.89 28.44 14.500 0.005 AB
PanSTARRS_i 5686.09 5.24 14.513 0.001 AB
PanSTARRS_z 7045.8 10.11 14.280 0.002 AB
SDSS_z 7264.39 58.83 14.247 0.009 AB
DES_z 7693.39 15.64 14.185 0.002 AB
PanSTARRS_y 8893.75 20.69 14.027 0.003 AB
2MASS_J 11055.23 425.89 12.896 0.042 Vega
2MASS_H 13792.84 649.65 12.183 0.051 Vega
2MASS_K 11438.38 754.57 11.916 0.072 Vega
WISE_W1 6784.36 53.72 11.622 0.009 Vega
WISE_W2 4335.53 66.64 11.468 0.017 Vega
WISE_W3 20180.95 263.28 7.964 0.014 Vega
WISE_W4 22122.21 1683.18 6.418 0.083 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})\, 9.364 9.556 9.673
{\rm log}_{10}({\rm SFR}) -1.184 -0.546 0.216
{\rm log}_{10}({\rm sSFR}) -10.834 -10.138 -9.194
{\rm stellar\ age} 5.866 7.523 9.192

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.832 -0.360 -0.084
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.327 0.178 0.378

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.531 0.951 1.305
\delta -0.405 -0.082 0.295
\tau_1/\tau_2 0.698 1.056 1.451
Q_{PAH} 0.514 1.739 3.357
U_{min} 3.038 8.339 15.971
{\rm log}_{10}(\gamma_e)\, -3.205 -2.009 -0.762

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.898 -2.183 -0.841
{\rm log}_{10}(\tau_{AGN})\, 0.982 1.542 1.988

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.481 -0.847 -0.468
0.03-0.10 Gyr -1.194 -0.460 0.355
0.10-0.33 Gyr -1.289 -0.698 -0.231
0.33-1.10 Gyr -1.492 -0.783 -0.420
1.10-3.65 Gyr -1.201 -0.612 -0.280
3.65-12.09 Gyr -0.902 -0.399 -0.198
12.09-13.44 Gyr -0.967 -0.243 0.354

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.136 10.199 10.265
{\rm log}_{10}({\rm SFR}) -0.380 -0.086 0.191
{\rm log}_{10}({\rm sSFR}) -10.630 -10.269 -9.952
{\rm stellar\ age} 5.306 6.483 7.522

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.445 -0.270 -0.127
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.112 0.259 0.384

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.460 0.601 0.769
\delta -0.281 -0.140 0.075
\tau_1/\tau_2 0.430 0.711 1.027
Q_{PAH} 1.113 2.190 3.648
U_{min} 2.417 6.493 13.060
{\rm log}_{10}(\gamma_e)\, -3.130 -2.126 -1.502

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.015 -2.148 -1.682
{\rm log}_{10}(\tau_{AGN})\, 0.976 1.387 1.833

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.235 -0.021 0.166
0.03-0.10 Gyr -0.534 -0.121 0.229
0.10-0.33 Gyr -0.379 0.037 0.363
0.33-1.10 Gyr -0.181 0.145 0.341
1.10-3.65 Gyr 0.208 0.424 0.598
3.65-12.09 Gyr 0.022 0.238 0.386
12.09-13.44 Gyr -0.335 0.213 0.634