2025ahmx

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Information

Transient

Name: AT2025ahmx
Right ascension: 1h30m53.73s
Declination: 8d23m15.47s
Discovery Date: Dec. 7, 2025, 9:13 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.055

Host

Name:
Right ascension: 1h30m53.72s
Declination: 8d23m16.85s
Redshift: None
Photometric Redshift: 0.107
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 19.27
Transient MWEBV processed 0.09
Host match processed 5.04
Host information processed 0.18
Host MWEBV processed 0.1
Global aperture construction processed 0.69
Global aperture photometry processed 5.72
Validate global photometry processed 15.42
Global host SED inference processed 446.81
Local aperture photometry processed 7.2
Validate local photometry processed 0.03
Local host SED inference processed 811.33
 

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) = 1h30m53.73s, 8d23m15.47s
semi major axis, semi minor axis (arcsec) = 1.02, 1.02
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_z 37.71 1.23 19.959 0.035 AB
PanSTARRS_y 24.33 1.36 20.435 0.061 AB

Aperture details

RA, DEC (J2000) = 1h30m53.70s, 8d23m17.02s
semi major axis, semi minor axis (arcsec) = 3.5, 3.34
angle (degrees, anti-clockwise from east) = -156.25

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 49.94 3.55 19.654 0.077 AB
SDSS_g 91.26 2.67 18.999 0.032 AB
DES_g 90.19 0.34 19.012 0.004 AB
PanSTARRS_g 98.42 0.82 18.917 0.009 AB
SDSS_r 132.12 3.36 18.598 0.028 AB
PanSTARRS_r 138.66 0.78 18.545 0.006 AB
DES_r 138.73 0.94 18.545 0.007 AB
SDSS_i 186.29 4.38 18.225 0.026 AB
PanSTARRS_i 179.24 0.96 18.266 0.006 AB
PanSTARRS_z 198.04 2.04 18.158 0.011 AB
SDSS_z 229.23 10.53 17.999 0.050 AB
DES_z 205.92 2.91 18.116 0.015 AB
PanSTARRS_y 209.01 4.42 18.100 0.023 AB
2MASS_J 319.02 93.16 16.746 0.317 Vega
2MASS_H 448.64 132.88 15.903 0.322 Vega
2MASS_K 265.64 168.92 16.001 0.690 Vega
WISE_W1 105.95 7.92 16.138 0.081 Vega
WISE_W2 71.97 11.73 15.918 0.177 Vega
WISE_W3 307.39 65.71 12.507 0.232 Vega
WISE_W4 633.32 449.13 10.276 0.770 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})\, 8.528 8.868 9.162
{\rm log}_{10}({\rm SFR}) -0.750 -0.362 0.092
{\rm log}_{10}({\rm sSFR}) -9.787 -9.224 -8.519
{\rm stellar\ age} 1.382 5.300 7.365

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.700 -0.949 -0.142
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.349 -0.789 -0.104

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.185 0.431 0.784
\delta -0.745 -0.351 0.088
\tau_1/\tau_2 0.482 0.906 1.366
Q_{PAH} 0.753 2.213 4.827
U_{min} 3.294 8.799 16.262
{\rm log}_{10}(\gamma_e)\, -3.071 -1.923 -0.888

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.945 -1.119 -0.262
{\rm log}_{10}(\tau_{AGN})\, 0.981 1.419 1.893

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.677 -0.199 0.175
0.03-0.10 Gyr -1.892 -0.643 0.054
0.10-0.32 Gyr -2.784 -1.035 -0.340
0.32-1.06 Gyr -2.942 -1.136 -0.517
1.06-3.43 Gyr -2.988 -1.276 -0.763
3.43-11.13 Gyr -2.874 -1.256 -0.764
11.13-12.37 Gyr -2.948 -1.273 -0.445

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.548 9.771 9.920
{\rm log}_{10}({\rm SFR}) 0.002 0.541 0.930
{\rm log}_{10}({\rm sSFR}) -9.784 -9.262 -8.693
{\rm stellar\ age} 4.087 6.137 7.810

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.386 -0.900 -0.556
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.746 -0.864 0.188

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.148 0.265 0.414
\delta -0.874 -0.641 -0.309
\tau_1/\tau_2 0.434 0.827 1.287
Q_{PAH} 0.364 1.176 2.865
U_{min} 2.648 8.031 15.738
{\rm log}_{10}(\gamma_e)\, -3.129 -2.230 -1.087

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.037 -2.806 -1.969
{\rm log}_{10}(\tau_{AGN})\, 0.986 1.431 1.887

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.848 -0.436 -0.182
0.03-0.10 Gyr 0.116 0.692 1.084
0.10-0.32 Gyr -1.919 -0.086 0.391
0.32-1.06 Gyr -2.599 -0.474 0.043
1.06-3.43 Gyr -1.615 -0.336 0.014
3.43-11.13 Gyr -0.950 -0.214 0.053
11.13-12.37 Gyr -0.998 -0.149 0.507