2025affw

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Information

Transient

Name: AT2025affw
Right ascension: 2h27m09.57s
Declination: -2d51m56.34s
Discovery Date: Nov. 28, 2025, 8:29 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.023

Host

Name: 9325
Right ascension: 2h27m09.34s
Declination: -2d52m19.96s
Redshift: 0.054773
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 17.81
Transient MWEBV processed 0.15
Host match processed 3.95
Host information processed 0.18
Host MWEBV processed 0.05
Global aperture construction processed 0.62
Global aperture photometry processed 5.71
Validate global photometry processed 15.2
Global host SED inference processed 469.52
Local aperture photometry processed 5.62
Validate local photometry processed 0.02
Local host SED inference processed 477.34
 

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) = 2h27m09.57s, -2d51m56.34s
semi major axis, semi minor axis (arcsec) = 1.88, 1.88
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 4.72 1.87 22.215 0.429 AB
SDSS_g 13.65 1.11 21.062 0.088 AB
PanSTARRS_g 14.88 0.61 20.969 0.045 AB
SDSS_r 28.81 1.72 20.251 0.065 AB
PanSTARRS_r 28.46 0.64 20.265 0.024 AB
SDSS_i 43.4 2.38 19.806 0.060 AB
PanSTARRS_i 37.23 0.7 19.973 0.020 AB
PanSTARRS_z 48.01 1.18 19.697 0.027 AB
SDSS_z 60.59 6.36 19.444 0.114 AB
DES_z 53.59 0.93 19.577 0.019 AB
PanSTARRS_y 47.52 3.52 19.708 0.080 AB

Aperture details

RA, DEC (J2000) = 2h27m09.37s, -2d52m18.75s
semi major axis, semi minor axis (arcsec) = 37.45, 9.92
angle (degrees, anti-clockwise from east) = -142.43

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 87.78 6.66 19.041 0.082 AB
GALEX_NUV 140.91 5.66 18.528 0.044 AB
SDSS_u 673.91 19.86 16.828 0.032 AB
SDSS_g 2134.29 13.23 15.577 0.007 AB
PanSTARRS_g 2258.92 6.45 15.515 0.003 AB
SDSS_r 4325.1 19.97 14.810 0.005 AB
PanSTARRS_r 4389.92 6.62 14.794 0.002 AB
SDSS_i 6390.63 26.95 14.386 0.005 AB
PanSTARRS_i 6308.95 7.17 14.400 0.001 AB
PanSTARRS_z 7548.25 12.06 14.205 0.002 AB
SDSS_z 8566.81 66.22 14.068 0.008 AB
DES_z 5820.85 9.74 14.488 0.002 AB
PanSTARRS_y 9567.54 35.76 13.948 0.004 AB
2MASS_J 12500.7 399.77 12.763 0.035 Vega
2MASS_H 16005.01 538.77 12.022 0.037 Vega
2MASS_K 15453.77 804.93 11.590 0.057 Vega
WISE_W1 6803.2 51.95 11.619 0.008 Vega
WISE_W2 4165.7 53.59 11.512 0.014 Vega
WISE_W3 10543.03 163.75 8.669 0.017 Vega
WISE_W4 9622.11 1171.07 7.322 0.132 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})\, 8.796 8.897 9.013
{\rm log}_{10}({\rm SFR}) -2.586 -1.805 -1.266
{\rm log}_{10}({\rm sSFR}) -11.498 -10.719 -10.156
{\rm stellar\ age} 6.422 7.550 9.528

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.292 -0.736 -0.344
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.773 -0.952 0.162

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.256 0.688 1.111
\delta -0.310 0.091 0.314
\tau_1/\tau_2 0.626 0.977 1.311
Q_{PAH} 1.304 3.353 5.401
U_{min} 2.853 8.211 14.749
{\rm log}_{10}(\gamma_e)\, -2.929 -1.952 -0.779

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.549 -0.402 0.082
{\rm log}_{10}(\tau_{AGN})\, 1.001 1.426 1.929

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.004 -1.995 -1.335
0.03-0.10 Gyr -2.670 -1.829 -1.242
0.10-0.33 Gyr -2.651 -1.784 -1.237
0.33-1.08 Gyr -2.659 -1.714 -1.184
1.08-3.56 Gyr -2.294 -1.276 -0.944
3.56-11.72 Gyr -1.307 -0.975 -0.818
11.72-13.03 Gyr -1.451 -0.894 -0.228

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.912 10.990 11.074
{\rm log}_{10}({\rm SFR}) -0.085 0.181 0.439
{\rm log}_{10}({\rm sSFR}) -11.127 -10.814 -10.526
{\rm stellar\ age} 5.799 7.034 8.021

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.471 -0.267 -0.122
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.143 0.246 0.363

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.269 0.373 0.507
\delta -0.488 -0.218 0.122
\tau_1/\tau_2 0.115 0.323 0.611
Q_{PAH} 1.287 2.238 3.453
U_{min} 2.455 6.981 14.041
{\rm log}_{10}(\gamma_e)\, -3.440 -2.794 -2.142

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.066 -3.151 -2.316
{\rm log}_{10}(\tau_{AGN})\, 1.010 1.480 1.869

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.386 0.612 0.817
0.03-0.10 Gyr -2.446 -0.513 0.098
0.10-0.33 Gyr -2.209 -0.503 0.122
0.33-1.08 Gyr -1.346 -0.016 0.546
1.08-3.56 Gyr 0.704 1.134 1.367
3.56-11.72 Gyr 0.751 1.099 1.284
11.72-13.03 Gyr 0.176 1.060 1.548