2025aggw

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Information

Transient

Name: AT2025aggw
Right ascension: 2h26m08.43s
Declination: 23d40m13.20s
Discovery Date: Dec. 10, 2025, 10:19 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.111

Host

Name:
Right ascension: 2h26m08.65s
Declination: 23d40m14.49s
Redshift: None
Photometric Redshift: 0.088
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 19.41
Transient MWEBV processed 0.04
Host match processed 5.11
Host information processed 0.18
Host MWEBV processed 0.04
Global aperture construction processed 2.67
Global aperture photometry processed 6.25
Validate global photometry processed 17.68
Global host SED inference processed 903.67
Local aperture photometry processed 6.14
Validate local photometry processed 0.03
Local host SED inference processed 421.35
 

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) = 2h26m08.43s, 23d40m13.20s
semi major axis, semi minor axis (arcsec) = 1.22, 1.22
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 5.35 0.1 22.079 0.020 AB
PanSTARRS_r 9.05 0.45 21.509 0.054 AB
DES_r 10.05 0.23 21.395 0.025 AB
PanSTARRS_i 13.78 0.43 21.052 0.034 AB
PanSTARRS_z 19.12 0.96 20.697 0.054 AB
DES_z 17.43 0.68 20.796 0.043 AB
PanSTARRS_y 15.24 2.03 20.942 0.144 AB

Aperture details

RA, DEC (J2000) = 2h26m08.67s, 23d40m15.08s
semi major axis, semi minor axis (arcsec) = 10.17, 4.8
angle (degrees, anti-clockwise from east) = -143.8

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 18.09 4.39 20.757 0.263 AB
GALEX_NUV 14.33 3.21 21.009 0.243 AB
SDSS_u 27.84 5.45 20.288 0.213 AB
SDSS_g 79.53 3.18 19.149 0.043 AB
DES_g 89.02 0.45 19.026 0.006 AB
PanSTARRS_g 80.38 2.12 19.137 0.029 AB
SDSS_r 124.07 4.75 18.666 0.042 AB
PanSTARRS_r 126.28 2.54 18.647 0.022 AB
DES_r 141.61 0.99 18.522 0.008 AB
SDSS_i 176.73 7.1 18.282 0.044 AB
PanSTARRS_i 163.69 2.42 18.365 0.016 AB
PanSTARRS_z 213.17 5.42 18.078 0.028 AB
SDSS_z 184.62 20.59 18.234 0.121 AB
DES_z 199.19 2.64 18.152 0.014 AB
PanSTARRS_y 163.46 11.35 18.366 0.075 AB
2MASS_J 94.72 161.65 18.064 1.853 Vega
2MASS_H 484.76 240.01 15.819 0.538 Vega
2MASS_K 361.24 280.68 15.668 0.844 Vega
WISE_W1 118.05 19.65 16.021 0.181 Vega
WISE_W2 93.88 17.74 15.630 0.205 Vega
WISE_W3 217.79 82.19 12.881 0.410 Vega
WISE_W4 1084.67 404.78 9.692 0.405 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})\, 8.484 8.720 8.854
{\rm log}_{10}({\rm SFR}) -1.850 -1.153 -0.210
{\rm log}_{10}({\rm sSFR}) -10.637 -9.893 -8.751
{\rm stellar\ age} 0.718 5.128 6.859

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.521 -0.867 -0.179
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.590 -0.848 0.024

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.501 0.964 1.562
\delta -0.225 0.026 0.297
\tau_1/\tau_2 0.610 1.009 1.383
Q_{PAH} 0.991 2.647 5.058
U_{min} 3.239 8.680 16.448
{\rm log}_{10}(\gamma_e)\, -2.964 -1.811 -0.686

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.132 -0.350 0.133
{\rm log}_{10}(\tau_{AGN})\, 1.008 1.469 1.908

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.749 -1.614 -1.092
0.03-0.10 Gyr -1.918 -1.082 -0.068
0.10-0.33 Gyr -1.775 -1.017 -0.337
0.33-1.07 Gyr -2.406 -1.079 -0.582
1.07-3.48 Gyr -3.493 -1.229 -0.918
3.48-11.35 Gyr -4.041 -1.351 -1.039
11.35-12.61 Gyr -3.729 -1.443 -0.834

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.736 9.841 9.966
{\rm log}_{10}({\rm SFR}) -0.040 0.286 0.620
{\rm log}_{10}({\rm sSFR}) -9.890 -9.527 -9.190
{\rm stellar\ age} 6.573 7.925 11.279

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.726 -1.408 -1.040
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.796 -1.134 0.094

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.064 0.198 0.354
\delta -0.049 0.229 0.355
\tau_1/\tau_2 0.433 0.886 1.410
Q_{PAH} 1.806 4.076 6.023
U_{min} 3.522 10.149 17.616
{\rm log}_{10}(\gamma_e)\, -2.540 -1.168 -0.346

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.005 -1.607 -0.932
{\rm log}_{10}(\tau_{AGN})\, 1.185 1.685 2.001

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.878 -1.581 -0.876
0.03-0.10 Gyr 0.111 0.445 0.783
0.10-0.33 Gyr -2.256 -0.433 0.083
0.33-1.07 Gyr -3.304 -0.913 -0.279
1.07-3.48 Gyr -3.118 -0.839 -0.209
3.48-11.35 Gyr -1.552 -0.177 0.071
11.35-12.61 Gyr -0.720 0.384 1.066