2025gsw

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Information

Transient

Name: AT2025gsw
Right ascension: 19h37m02.55s
Declination: -6d33m49.57s
Discovery Date: April 3, 2025, 7:01 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.226

Host

Name: 2025gsw
Right ascension: 19h37m02.51s
Declination: -6d33m51.27s
Redshift: 0.056619
Photometric Redshift: 0.045
 

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 6.66
Cutout download processed 13.97
Global aperture construction processed 0.7
Local aperture photometry processed 5.07
Global aperture photometry processed 5.18
Validate local photometry processed 0.02
Validate global photometry processed 16.04
Host information processed 0.09
Global host SED inference processed 619.95
Local host SED inference processed 484.97
Transient information processed 0.0
Transient MWEBV processed 0.11
Host MWEBV processed 0.06
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) = 19h37m02.55s, -6d33m49.57s
semi major axis, semi minor axis (arcsec) = 1.82, 1.82
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 14.72 2.11 20.980 0.155 AB
SDSS_g 109.89 2.79 18.798 0.028 AB
PanSTARRS_g 127.83 0.54 18.633 0.005 AB
SDSS_r 307.6 4.65 17.680 0.016 AB
PanSTARRS_r 337.61 0.69 17.579 0.002 AB
SDSS_i 556.02 6.34 17.037 0.012 AB
PanSTARRS_i 548.41 0.95 17.052 0.002 AB
PanSTARRS_z 782.47 1.6 16.666 0.002 AB
SDSS_z 818.09 9.64 16.618 0.013 AB
PanSTARRS_y 1029.2 3.77 16.369 0.004 AB

Aperture details

RA, DEC (J2000) = 19h37m02.50s, -6d33m51.18s
semi major axis, semi minor axis (arcsec) = 6.8, 6.61
angle (degrees, anti-clockwise from east) = -87.7

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 90.99 7.33 19.003 0.087 AB
SDSS_g 444.22 5.93 17.281 0.014 AB
PanSTARRS_g 493.06 1.83 17.168 0.004 AB
SDSS_r 1249.62 9.8 16.158 0.009 AB
PanSTARRS_r 1302.05 2.23 16.113 0.002 AB
SDSS_i 2084.93 13.31 15.602 0.007 AB
PanSTARRS_i 2104.83 3.15 15.592 0.002 AB
PanSTARRS_z 2915.0 5.46 15.238 0.002 AB
SDSS_z 3053.28 26.81 15.188 0.010 AB
PanSTARRS_y 3902.58 13.55 14.922 0.004 AB
2MASS_J 5969.99 201.44 13.565 0.037 Vega
2MASS_H 7055.5 307.49 12.911 0.047 Vega
2MASS_K 6817.75 345.85 12.478 0.055 Vega
WISE_W1 2411.48 81.39 12.745 0.037 Vega
WISE_W2 1361.8 56.12 12.726 0.045 Vega
WISE_W3 342.56 98.62 12.389 0.313 Vega
WISE_W4 944.52 628.44 9.842 0.722 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})\, 10.063 10.214 10.313
{\rm log}_{10}({\rm SFR}) -1.351 -0.399 0.144
{\rm log}_{10}({\rm sSFR}) -11.643 -10.633 -9.953
{\rm stellar\ age} 4.459 6.823 8.563

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.694 -0.293 -0.053
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.716 -0.568 0.180

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.443 0.799 1.210
\delta -0.817 -0.521 -0.141
\tau_1/\tau_2 0.548 0.881 1.250
Q_{PAH} 0.666 2.489 4.562
U_{min} 2.672 7.876 14.952
{\rm log}_{10}(\gamma_e)\, -3.265 -1.816 -0.804

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.161 -2.275 -0.733
{\rm log}_{10}(\tau_{AGN})\, 0.901 1.370 1.913

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.273 -0.353 0.130
0.03-0.10 Gyr -1.777 -0.527 0.148
0.10-0.33 Gyr -1.483 -0.274 0.446
0.33-1.08 Gyr -0.977 0.038 0.528
1.08-3.56 Gyr -0.480 0.229 0.531
3.56-11.70 Gyr -0.340 0.251 0.466
11.70-13.00 Gyr -0.444 0.298 0.949

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.875 10.966 10.999
{\rm log}_{10}({\rm SFR}) -4.817 -2.264 -1.231
{\rm log}_{10}({\rm sSFR}) -15.625 -13.202 -12.163
{\rm stellar\ age} 8.968 12.284 12.349

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.665 -0.502 -0.390
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.384 -0.455 0.247

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.101 0.191 0.309
\delta -0.712 -0.382 -0.103
\tau_1/\tau_2 0.508 0.937 1.394
Q_{PAH} 0.260 0.981 2.278
U_{min} 4.170 10.466 18.385
{\rm log}_{10}(\gamma_e)\, -2.202 -1.203 -0.450

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.650 -3.958 -2.979
{\rm log}_{10}(\tau_{AGN})\, 1.214 1.721 2.019

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -6.303 -2.943 -1.635
0.03-0.10 Gyr -5.546 -2.326 -1.139
0.10-0.33 Gyr -6.652 -3.039 -1.438
0.33-1.08 Gyr -6.722 -3.469 -1.708
1.08-3.56 Gyr -4.552 -2.578 -1.118
3.56-11.70 Gyr -2.143 -0.638 1.051
11.70-13.00 Gyr 1.458 2.097 2.136