2025aihk

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Information

Transient

Name: AT2025aihk
Right ascension: 2h45m47.86s
Declination: 11d11m14.87s
Discovery Date: Dec. 26, 2025, 12:31 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.125

Host

Name:
Right ascension: 2h45m48.09s
Declination: 11d11m21.82s
Redshift: None
Photometric Redshift: 0.069
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 6.25
Transient MWEBV processed 0.09
Host match processed 5.21
Host information processed 0.18
Host MWEBV processed 0.04
Global aperture construction processed 0.62
Global aperture photometry processed 4.64
Validate global photometry processed 16.23
Global host SED inference processed 666.15
Local aperture photometry processed 4.4
Validate local photometry processed 0.02
Local host SED inference processed 489.94
 

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) = 2h45m47.86s, 11d11m14.87s
semi major axis, semi minor axis (arcsec) = 1.52, 1.52
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 1.08 0.42 23.821 0.421 AB
PanSTARRS_r 3.22 0.59 22.630 0.199 AB
PanSTARRS_i 4.79 0.5 22.199 0.114 AB
PanSTARRS_z 7.07 0.9 21.777 0.138 AB
DES_z 4.95 0.48 22.164 0.105 AB
PanSTARRS_y 0.83 2.45 24.096 3.192 AB

Aperture details

RA, DEC (J2000) = 2h45m48.07s, 11d11m22.06s
semi major axis, semi minor axis (arcsec) = 5.22, 4.88
angle (degrees, anti-clockwise from east) = -171.93

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 8.36 2.11 21.594 0.273 AB
GALEX_NUV 6.35 1.86 21.892 0.317 AB
PanSTARRS_g 165.24 1.42 18.355 0.009 AB
PanSTARRS_r 367.17 1.99 17.488 0.006 AB
PanSTARRS_i 518.02 1.7 17.114 0.004 AB
PanSTARRS_z 661.53 3.02 16.849 0.005 AB
DES_z 703.19 4.4 16.782 0.007 AB
PanSTARRS_y 780.33 8.12 16.669 0.011 AB
2MASS_J 1019.94 136.67 15.484 0.145 Vega
2MASS_H 1270.75 210.24 14.772 0.180 Vega
2MASS_K 1253.36 205.81 14.317 0.178 Vega
WISE_W1 429.97 13.05 14.617 0.033 Vega
WISE_W2 267.99 16.33 14.491 0.066 Vega
WISE_W3 229.97 56.01 12.822 0.264 Vega
WISE_W4 -282.37 383.82 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})\, 7.778 8.160 8.389
{\rm log}_{10}({\rm SFR}) -2.021 -1.473 -0.846
{\rm log}_{10}({\rm sSFR}) -10.272 -9.652 -8.814
{\rm stellar\ age} 1.964 6.074 7.865

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.491 -0.842 -0.252
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.587 -0.831 0.066

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.734 1.176 1.861
\delta -0.079 0.186 0.332
\tau_1/\tau_2 0.648 1.014 1.387
Q_{PAH} 1.018 2.565 4.966
U_{min} 2.728 7.666 15.237
{\rm log}_{10}(\gamma_e)\, -2.941 -1.843 -0.646

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.656 -0.172 0.248
{\rm log}_{10}(\tau_{AGN})\, 1.177 1.515 1.873

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.105 -1.538 -0.951
0.03-0.10 Gyr -2.288 -1.546 -0.866
0.10-0.33 Gyr -2.476 -1.742 -1.129
0.33-1.08 Gyr -2.931 -1.916 -1.440
1.08-3.53 Gyr -3.203 -1.887 -1.549
3.53-11.56 Gyr -3.245 -1.847 -1.484
11.56-12.85 Gyr -3.416 -1.874 -1.175

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.241 10.330 10.380
{\rm log}_{10}({\rm SFR}) -1.162 -0.689 -0.221
{\rm log}_{10}({\rm sSFR}) -11.459 -10.994 -10.535
{\rm stellar\ age} 8.099 11.182 12.125

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.819 -0.651 -0.531
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.496 0.024 0.376

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.035 0.093 0.190
\delta -0.679 -0.299 0.054
\tau_1/\tau_2 0.584 1.065 1.524
Q_{PAH} 0.637 1.793 3.806
U_{min} 3.077 8.734 16.431
{\rm log}_{10}(\gamma_e)\, -2.241 -1.182 -0.457

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.151 -2.908 -1.883
{\rm log}_{10}(\tau_{AGN})\, 1.117 1.601 1.980

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.901 -1.024 -0.745
0.03-0.10 Gyr -1.290 -0.601 -0.077
0.10-0.33 Gyr -2.694 -1.036 -0.459
0.33-1.08 Gyr -4.288 -1.551 -0.799
1.08-3.53 Gyr -3.547 -1.414 -0.620
3.53-11.56 Gyr -1.647 -0.083 0.496
11.56-12.85 Gyr 0.513 1.380 1.517