2025ahil

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Information

Transient

Name: AT2025ahil
Right ascension: 22h03m05.67s
Declination: 23d56m15.39s
Discovery Date: Dec. 17, 2025, 2:56 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.066

Host

Name:
Right ascension: 22h03m05.65s
Declination: 23d56m15.32s
Redshift: None
Photometric Redshift: 0.099
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 7.99
Transient MWEBV processed 0.09
Host match processed 5.0
Host information processed 0.23
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 5.63
Validate global photometry processed 15.28
Global host SED inference processed 497.72
Local aperture photometry processed 5.42
Validate local photometry processed 0.02
Local host SED inference processed 523.27
 

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) = 22h03m05.67s, 23d56m15.39s
semi major axis, semi minor axis (arcsec) = 1.09, 1.09
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 8.64 0.27 21.559 0.034 AB
PanSTARRS_z 11.01 0.81 21.295 0.080 AB
DES_z 10.01 0.79 21.399 0.086 AB
PanSTARRS_y 13.58 2.03 21.068 0.162 AB

Aperture details

RA, DEC (J2000) = 22h03m05.60s, 23d56m15.87s
semi major axis, semi minor axis (arcsec) = 3.23, 1.21
angle (degrees, anti-clockwise from east) = -67.3

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 3.93 1.63 22.414 0.449 AB
GALEX_NUV 5.87 1.59 21.979 0.294 AB
DES_g 10.41 0.21 21.356 0.022 AB
PanSTARRS_g 13.55 0.47 21.070 0.038 AB
PanSTARRS_r 15.24 0.44 20.943 0.031 AB
DES_r 15.59 0.38 20.918 0.027 AB
PanSTARRS_i 19.58 0.5 20.670 0.028 AB
PanSTARRS_z 20.65 1.28 20.613 0.067 AB
DES_z 15.29 1.0 20.939 0.071 AB
PanSTARRS_y 25.53 3.1 20.383 0.132 AB
2MASS_J 135.5 93.2 17.675 0.747 Vega
2MASS_H -109.56 140.94 Vega
2MASS_K 17.72 178.87 18.941 10.957 Vega
WISE_W1 24.93 12.95 17.709 0.564 Vega
WISE_W2 6.87 12.67 18.469 2.003 Vega
WISE_W3 3.01 66.73 17.529 24.048 Vega
WISE_W4 234.23 507.22 11.356 2.351 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})\, 8.150 8.492 8.702
{\rm log}_{10}({\rm SFR}) -1.391 -0.885 -0.336
{\rm log}_{10}({\rm sSFR}) -9.967 -9.349 -8.482
{\rm stellar\ age} 2.018 5.601 7.253

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.648 -1.032 -0.324
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.346 -0.579 0.032

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.281 0.592 1.099
\delta -0.512 -0.105 0.253
\tau_1/\tau_2 0.674 1.031 1.397
Q_{PAH} 0.953 2.564 5.335
U_{min} 2.942 7.768 14.861
{\rm log}_{10}(\gamma_e)\, -2.955 -1.842 -0.595

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.931 -0.291 0.218
{\rm log}_{10}(\tau_{AGN})\, 1.065 1.478 1.922

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.359 -0.861 -0.363
0.03-0.10 Gyr -1.636 -0.981 -0.316
0.10-0.33 Gyr -2.216 -1.325 -0.784
0.33-1.06 Gyr -2.581 -1.514 -1.037
1.06-3.45 Gyr -2.657 -1.523 -1.169
3.45-11.22 Gyr -2.725 -1.518 -1.175
11.22-12.46 Gyr -2.771 -1.595 -0.946

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.369 8.626 8.786
{\rm log}_{10}({\rm SFR}) -0.754 -0.339 0.074
{\rm log}_{10}({\rm sSFR}) -9.457 -8.919 -8.320
{\rm stellar\ age} 1.058 4.685 6.522

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.595 -0.925 -0.182
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.457 -0.856 -0.072

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.122 0.493 1.054
\delta -0.001 0.257 0.363
\tau_1/\tau_2 0.809 1.181 1.565
Q_{PAH} 1.348 3.189 5.079
U_{min} 3.250 8.839 16.785
{\rm log}_{10}(\gamma_e)\, -2.865 -1.650 -0.640

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.648 -1.002 -0.116
{\rm log}_{10}(\tau_{AGN})\, 1.111 1.487 1.826

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.018 -0.710 -0.327
0.03-0.10 Gyr -0.721 -0.257 0.197
0.10-0.33 Gyr -1.563 -0.810 -0.318
0.33-1.06 Gyr -2.190 -1.233 -0.833
1.06-3.45 Gyr -2.770 -1.437 -1.060
3.45-11.22 Gyr -3.078 -1.537 -1.180
11.22-12.46 Gyr -3.115 -1.464 -0.884