2025aihm

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Information

Transient

Name: AT2025aihm
Right ascension: 10h53m53.50s
Declination: 55d00m37.12s
Discovery Date: Dec. 26, 2025, 2:44 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.010

Host

Name: SDSSJ105353.42+55003
Right ascension: 10h53m53.52s
Declination: 55d00m37.80s
Redshift: None
Photometric Redshift: 0.074
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 16.31
Transient MWEBV processed 0.04
Host match processed 5.29
Host information processed 0.14
Host MWEBV processed 0.08
Global aperture construction processed 0.86
Global aperture photometry processed 7.7
Validate global photometry processed 19.19
Global host SED inference processed 679.65
Local aperture photometry processed 7.67
Validate local photometry processed 0.05
Local host SED inference processed 646.19
 

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) = 10h53m53.50s, 55d00m37.12s
semi major axis, semi minor axis (arcsec) = 1.42, 1.42
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 62.01 0.39 19.419 0.007 AB
SDSS_r 157.44 3.32 18.407 0.023 AB
PanSTARRS_r 139.64 0.46 18.537 0.004 AB
SDSS_i 250.75 4.27 17.902 0.019 AB
PanSTARRS_i 181.1 0.36 18.255 0.002 AB
PanSTARRS_z 242.96 1.04 17.936 0.005 AB
SDSS_z 348.83 6.54 17.543 0.020 AB
PanSTARRS_y 261.21 2.2 17.858 0.009 AB

Aperture details

RA, DEC (J2000) = 10h53m53.42s, 55d00m37.98s
semi major axis, semi minor axis (arcsec) = 5.05, 3.71
angle (degrees, anti-clockwise from east) = -159.82

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 46.55 4.19 19.730 0.098 AB
SDSS_g 161.88 3.48 18.377 0.023 AB
PanSTARRS_g 170.67 1.08 18.320 0.007 AB
SDSS_r 362.59 5.3 17.501 0.016 AB
PanSTARRS_r 370.54 1.25 17.478 0.004 AB
SDSS_i 513.1 6.88 17.124 0.015 AB
PanSTARRS_i 500.05 1.02 17.152 0.002 AB
PanSTARRS_z 645.51 2.97 16.875 0.005 AB
SDSS_z 771.91 15.19 16.681 0.021 AB
PanSTARRS_y 731.75 6.48 16.739 0.010 AB
2MASS_J 1213.55 117.4 15.295 0.105 Vega
2MASS_H 1017.76 201.5 15.013 0.215 Vega
2MASS_K 965.82 181.4 14.600 0.204 Vega
WISE_W1 362.1 13.76 14.804 0.041 Vega
WISE_W2 188.03 13.62 14.875 0.079 Vega
WISE_W3 -0.5 53.7 Vega
WISE_W4 -336.17 398.68 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})\, 9.942 10.045 10.156
{\rm log}_{10}({\rm SFR}) -2.367 -1.251 -0.654
{\rm log}_{10}({\rm sSFR}) -12.455 -11.323 -10.684
{\rm stellar\ age} 7.884 11.353 12.123

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.342 -0.931 -0.648
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.645 -0.840 0.073

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.413 0.725 1.021
\delta -0.322 0.022 0.257
\tau_1/\tau_2 0.543 0.974 1.445
Q_{PAH} 0.776 2.629 5.210
U_{min} 3.548 9.572 17.723
{\rm log}_{10}(\gamma_e)\, -3.083 -1.935 -0.560

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.392 -1.053 -0.495
{\rm log}_{10}(\tau_{AGN})\, 0.933 1.438 1.897

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.398 -1.571 -0.774
0.03-0.10 Gyr -3.222 -1.374 -0.633
0.10-0.33 Gyr -4.519 -1.763 -0.795
0.33-1.07 Gyr -6.019 -2.424 -0.999
1.07-3.51 Gyr -4.849 -2.444 -0.729
3.51-11.50 Gyr -2.519 -0.460 0.216
11.50-12.78 Gyr 0.171 1.118 1.266

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.290 10.403 10.444
{\rm log}_{10}({\rm SFR}) -4.839 -2.306 -0.859
{\rm log}_{10}({\rm sSFR}) -15.122 -12.721 -11.250
{\rm stellar\ age} 8.333 12.066 12.137

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.377 -1.080 -0.864
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.425 -0.310 0.314

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.243 0.359 0.511
\delta -0.850 -0.603 -0.349
\tau_1/\tau_2 0.502 0.939 1.428
Q_{PAH} 1.071 2.950 5.146
U_{min} 3.917 10.742 18.298
{\rm log}_{10}(\gamma_e)\, -2.566 -1.294 -0.422

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.249 -3.005 -1.944
{\rm log}_{10}(\tau_{AGN})\, 1.143 1.654 1.964

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -6.534 -3.513 -1.892
0.03-0.10 Gyr -5.501 -2.338 -0.708
0.10-0.33 Gyr -6.658 -3.549 -1.332
0.33-1.07 Gyr -7.454 -4.516 -1.970
1.07-3.51 Gyr -5.448 -3.287 -1.313
3.51-11.50 Gyr -2.794 -1.272 0.487
11.50-12.78 Gyr 0.720 1.544 1.591