2025isb

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Information

Transient

Name: AT2025isb
Right ascension: 15h39m12.20s
Declination: 12d06m11.92s
Discovery Date: April 21, 2025, 8:33 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.035

Host

Name: 2025isb
Right ascension: 15h39m12.22s
Declination: 12d06m11.51s
Redshift: 0.093237
Photometric Redshift: 0.105
 

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 2.06
Cutout download processed 19.0
Global aperture construction processed 0.69
Local aperture photometry processed 6.57
Global aperture photometry processed 6.88
Validate local photometry processed 0.02
Validate global photometry processed 18.1
Host information processed 0.12
Global host SED inference processed 434.33
Local host SED inference processed 480.87
Transient information processed 0.0
Transient MWEBV processed 0.04
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) = 15h39m12.20s, 12d06m11.92s
semi major axis, semi minor axis (arcsec) = 1.16, 1.16
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_r 83.29 0.75 19.099 0.010 AB
PanSTARRS_i 127.17 0.4 18.639 0.003 AB
PanSTARRS_z 173.36 0.86 18.303 0.005 AB
DES_z 191.71 2.41 18.193 0.014 AB
PanSTARRS_y 226.53 1.74 18.012 0.008 AB

Aperture details

RA, DEC (J2000) = 15h39m12.21s, 12d06m11.41s
semi major axis, semi minor axis (arcsec) = 11.96, 5.48
angle (degrees, anti-clockwise from east) = -139.2

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 100.29 6.29 18.897 0.068 AB
SDSS_g 231.05 4.47 17.991 0.021 AB
DES_g 207.21 0.81 18.109 0.004 AB
PanSTARRS_g 252.74 1.55 17.893 0.007 AB
SDSS_r 489.84 6.61 17.175 0.015 AB
PanSTARRS_r 506.46 2.15 17.139 0.005 AB
DES_r 464.69 1.96 17.232 0.005 AB
SDSS_i 740.92 8.85 16.726 0.013 AB
PanSTARRS_i 742.31 2.6 16.724 0.004 AB
PanSTARRS_z 940.97 5.66 16.466 0.007 AB
SDSS_z 942.27 18.19 16.465 0.021 AB
DES_z 894.37 5.63 16.521 0.007 AB
PanSTARRS_y 1149.0 11.93 16.249 0.011 AB
2MASS_J 1226.97 231.39 15.283 0.205 Vega
2MASS_H 1391.41 301.28 14.674 0.235 Vega
2MASS_K 2244.87 449.73 13.684 0.218 Vega
WISE_W1 941.69 20.16 13.766 0.023 Vega
WISE_W2 620.93 25.49 13.578 0.045 Vega
WISE_W3 1872.54 104.92 10.545 0.061 Vega
WISE_W4 1994.62 462.17 9.030 0.252 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})\, 9.922 10.089 10.275
{\rm log}_{10}({\rm SFR}) -0.715 -0.117 0.442
{\rm log}_{10}({\rm sSFR}) -10.893 -10.262 -9.545
{\rm stellar\ age} 5.196 7.374 10.439

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.184 -0.441 -0.018
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.312 -0.617 0.178

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.835 1.336 1.854
\delta -0.377 -0.129 0.140
\tau_1/\tau_2 0.618 1.017 1.399
Q_{PAH} 0.506 2.283 4.520
U_{min} 3.020 8.152 15.362
{\rm log}_{10}(\gamma_e)\, -3.383 -1.813 -0.568

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.955 -1.462 -0.468
{\rm log}_{10}(\tau_{AGN})\, 0.953 1.407 1.893

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.776 -0.141 0.370
0.03-0.10 Gyr -1.127 -0.209 0.488
0.10-0.33 Gyr -1.806 -0.484 0.188
0.33-1.06 Gyr -2.315 -0.514 0.216
1.06-3.46 Gyr -2.174 -0.252 0.266
3.46-11.28 Gyr -0.827 0.128 0.388
11.28-12.54 Gyr -0.548 0.365 1.211

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.650 10.722 10.802
{\rm log}_{10}({\rm SFR}) -0.462 0.178 0.819
{\rm log}_{10}({\rm sSFR}) -11.262 -10.587 -9.891
{\rm stellar\ age} 7.470 9.305 11.781

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.516 -0.319 -0.177
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.362 -0.135 -0.014

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.277 0.393 0.559
\delta -0.722 -0.417 -0.083
\tau_1/\tau_2 0.575 0.995 1.456
Q_{PAH} 1.000 2.173 3.961
U_{min} 2.253 7.425 15.248
{\rm log}_{10}(\gamma_e)\, -3.270 -2.092 -1.266

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.813 -2.567 -1.786
{\rm log}_{10}(\tau_{AGN})\, 0.948 1.323 1.777

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.076 0.321 0.650
0.03-0.10 Gyr -2.202 0.058 0.892
0.10-0.33 Gyr -3.659 -1.268 -0.220
0.33-1.06 Gyr -4.883 -1.604 -0.469
1.06-3.46 Gyr -2.892 -0.983 0.035
3.46-11.28 Gyr -0.756 0.748 0.956
11.28-12.54 Gyr 0.614 1.506 1.939