2025aczf

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Information

Transient

Name: AT2025aczf
Right ascension: 9h20m09.89s
Declination: 54d25m53.89s
Discovery Date: Nov. 7, 2025, 12:46 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.022

Host

Name: 2469495
Right ascension: 9h20m09.21s
Declination: 54d25m59.37s
Redshift: None
Photometric Redshift: 0.100
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 14.58
Transient MWEBV processed 0.07
Host match processed 3.91
Host information processed 0.07
Host MWEBV processed 0.06
Global aperture construction processed 0.62
Global aperture photometry processed 4.34
Validate global photometry processed 9.9
Global host SED inference processed 467.81
Local aperture photometry processed 4.49
Validate local photometry processed 0.03
Local host SED inference processed 524.2
 

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) = 9h20m09.89s, 54d25m53.89s
semi major axis, semi minor axis (arcsec) = 1.08, 1.08
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_z 4.96 0.88 22.162 0.192 AB
PanSTARRS_y 8.43 2.0 21.585 0.257 AB

Aperture details

RA, DEC (J2000) = 9h20m09.12s, 54d25m59.12s
semi major axis, semi minor axis (arcsec) = 11.73, 6.27
angle (degrees, anti-clockwise from east) = -37.01

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 252.56 2.14 17.894 0.009 AB
PanSTARRS_r 458.48 2.83 17.247 0.007 AB
PanSTARRS_i 638.75 2.35 16.887 0.004 AB
PanSTARRS_z 801.95 6.87 16.640 0.009 AB
PanSTARRS_y 950.9 15.45 16.455 0.018 AB
2MASS_J 1365.91 171.7 15.167 0.136 Vega
2MASS_H 1498.91 246.98 14.593 0.179 Vega
2MASS_K 1292.77 292.52 14.283 0.246 Vega
WISE_W1 555.65 16.11 14.339 0.031 Vega
WISE_W2 397.54 19.74 14.063 0.054 Vega
WISE_W3 945.11 93.19 11.287 0.107 Vega
WISE_W4 825.51 509.5 9.988 0.670 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.446 8.100 8.581
{\rm log}_{10}({\rm SFR}) -1.104 -0.729 -0.281
{\rm log}_{10}({\rm sSFR}) -9.485 -8.708 -7.963
{\rm stellar\ age} 0.052 4.036 7.074

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.434 -0.729 -0.073
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.077 -0.483 0.163

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.769 1.296 1.941
\delta -0.255 0.050 0.276
\tau_1/\tau_2 0.425 0.843 1.346
Q_{PAH} 0.673 2.059 4.907
U_{min} 3.085 8.702 16.968
{\rm log}_{10}(\gamma_e)\, -3.235 -2.226 -0.921

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.648 -0.571 0.037
{\rm log}_{10}(\tau_{AGN})\, 1.084 1.435 1.877

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.801 -0.353 0.096
0.03-0.10 Gyr -3.358 -1.528 -0.742
0.10-0.33 Gyr -5.071 -2.059 -1.170
0.33-1.06 Gyr -6.023 -2.262 -1.420
1.06-3.44 Gyr -6.619 -2.348 -1.465
3.44-11.21 Gyr -6.810 -2.327 -1.376
11.21-12.45 Gyr -6.693 -2.347 -1.189

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.431 10.526 10.593
{\rm log}_{10}({\rm SFR}) -1.391 -0.386 0.279
{\rm log}_{10}({\rm sSFR}) -11.863 -10.917 -10.266
{\rm stellar\ age} 5.711 6.996 8.051

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.651 -0.484 -0.348
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.416 -0.555 0.130

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.147 0.258 0.432
\delta -0.941 -0.759 -0.386
\tau_1/\tau_2 0.626 0.975 1.328
Q_{PAH} 0.580 1.849 4.130
U_{min} 2.513 7.396 14.795
{\rm log}_{10}(\gamma_e)\, -2.803 -1.586 -0.462

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.697 -2.329 -1.387
{\rm log}_{10}(\tau_{AGN})\, 1.230 1.656 1.948

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.717 -0.575 -0.087
0.03-0.10 Gyr -1.625 -0.398 0.392
0.10-0.33 Gyr -1.258 -0.075 0.589
0.33-1.06 Gyr -0.816 0.179 0.595
1.06-3.44 Gyr -0.014 0.462 0.753
3.44-11.21 Gyr 0.362 0.667 0.815
11.21-12.45 Gyr 0.018 0.687 1.197