2025afsz

Download data

Information

Transient

Name: AT2025afsz
Right ascension: 21h54m28.93s
Declination: -28d21m44.96s
Discovery Date: Aug. 15, 2025, 7:54 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.027

Host

Name: ESO466-015
Right ascension: 21h54m28.95s
Declination: -28d21m44.93s
Redshift: 0.032188
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 4.32
Transient MWEBV processed 0.09
Host match processed 4.56
Host information processed 0.12
Host MWEBV processed 0.15
Global aperture construction processed 0.69
Global aperture photometry processed 3.86
Validate global photometry processed 10.4
Global host SED inference processed 420.37
Local aperture photometry processed 3.8
Validate local photometry processed 0.02
Local host SED inference processed 601.54
 

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) = 21h54m28.93s, -28d21m44.96s
semi major axis, semi minor axis (arcsec) = 3.11, 3.11
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 1340.51 1.06 16.082 0.001 AB
PanSTARRS_r 2713.39 1.32 15.316 0.001 AB
PanSTARRS_i 3808.47 1.41 14.948 0.000 AB
PanSTARRS_z 4956.41 3.17 14.662 0.001 AB
PanSTARRS_y 5858.01 6.69 14.481 0.001 AB
2MASS_J 6853.28 66.87 13.415 0.011 Vega
2MASS_H 9164.97 94.53 12.627 0.011 Vega
2MASS_K 8367.27 116.59 12.256 0.015 Vega

Aperture details

RA, DEC (J2000) = 21h54m28.96s, -28d21m44.39s
semi major axis, semi minor axis (arcsec) = 18.29, 12.2
angle (degrees, anti-clockwise from east) = -102.56

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 196.41 2.18 18.167 0.012 AB
PanSTARRS_g 3546.28 3.96 15.026 0.001 AB
PanSTARRS_r 6910.86 4.37 14.301 0.001 AB
PanSTARRS_i 9490.51 5.17 13.957 0.001 AB
PanSTARRS_z 11622.17 13.07 13.737 0.001 AB
2MASS_J 18755.2 299.3 12.322 0.017 Vega
2MASS_H 23778.83 435.33 11.592 0.020 Vega
2MASS_K 20022.83 549.11 11.308 0.030 Vega
WISE_W1 11238.46 67.71 11.074 0.007 Vega
WISE_W2 7781.51 77.96 10.833 0.011 Vega
WISE_W3 14254.33 219.97 8.341 0.017 Vega
WISE_W4 15350.42 1385.89 6.815 0.098 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

Click the image to load the interactive plot.


Click the image to load the interactive plot.


 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.168 10.379 10.530
{\rm log}_{10}({\rm SFR}) -1.430 0.228 0.835
{\rm log}_{10}({\rm sSFR}) -12.006 -10.179 -9.360
{\rm stellar\ age} 4.639 7.488 10.062

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.310 -0.561 -0.226
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.766 -0.674 0.180

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.324 0.857 1.294
\delta -0.730 -0.515 -0.086
\tau_1/\tau_2 0.636 1.048 1.444
Q_{PAH} 0.895 2.823 5.078
U_{min} 2.984 8.000 15.193
{\rm log}_{10}(\gamma_e)\, -3.209 -1.682 -0.551

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.150 -2.384 -0.795
{\rm log}_{10}(\tau_{AGN})\, 0.948 1.518 2.042

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.396 0.050 0.533
0.03-0.10 Gyr -1.855 0.199 0.919
0.10-0.33 Gyr -1.817 0.045 0.880
0.33-1.10 Gyr -1.727 -0.071 0.607
1.10-3.62 Gyr -1.258 0.148 0.592
3.62-11.99 Gyr -0.410 0.342 0.647
11.99-13.33 Gyr -0.369 0.526 1.355

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.775 10.831 10.899
{\rm log}_{10}({\rm SFR}) -0.107 0.169 0.410
{\rm log}_{10}({\rm sSFR}) -10.961 -10.654 -10.411
{\rm stellar\ age} 7.309 8.160 10.376

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.444 -0.160 0.057
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.769 -0.690 0.280

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.281 0.398 0.568
\delta -0.578 -0.284 -0.025
\tau_1/\tau_2 0.400 0.780 1.172
Q_{PAH} 0.263 0.737 1.609
U_{min} 2.378 6.336 12.818
{\rm log}_{10}(\gamma_e)\, -3.659 -2.865 -2.033

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.892 -1.721 -1.550
{\rm log}_{10}(\tau_{AGN})\, 0.859 1.056 1.287

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.065 0.349 0.574
0.03-0.10 Gyr -0.745 0.020 0.417
0.10-0.33 Gyr -0.850 0.001 0.460
0.33-1.10 Gyr -0.681 0.078 0.470
1.10-3.62 Gyr -0.345 0.462 0.812
3.62-11.99 Gyr 0.683 0.955 1.070
11.99-13.33 Gyr 0.704 1.155 1.782