2025aahn

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Information

Transient

Name: AT2025aahn
Right ascension: 1h34m52.55s
Declination: 18d53m11.62s
Discovery Date: Aug. 1, 2025, 2:23 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.050

Host

Name:
Right ascension: 1h34m52.43s
Declination: 18d53m10.57s
Redshift: None
Photometric Redshift: 0.061
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 15.44
Transient MWEBV processed 0.04
Host match processed 6.2
Host information processed 0.12
Host MWEBV processed 0.05
Global aperture construction processed 0.65
Global aperture photometry processed 5.43
Validate global photometry processed 17.1
Global host SED inference time limit exceeded 7190.27
Local aperture photometry processed 5.21
Validate local photometry processed 0.03
Local host SED inference processed 457.29
 

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) = 1h34m52.55s, 18d53m11.62s
semi major axis, semi minor axis (arcsec) = 1.7, 1.7
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 24.14 1.96 20.443 0.088 AB
SDSS_g 102.94 2.69 18.869 0.028 AB
PanSTARRS_g 107.94 0.57 18.817 0.006 AB
SDSS_r 248.36 4.17 17.912 0.018 AB
PanSTARRS_r 239.62 0.65 17.951 0.003 AB
SDSS_i 386.59 5.24 17.432 0.015 AB
PanSTARRS_i 370.45 0.68 17.478 0.002 AB
PanSTARRS_z 467.35 1.36 17.226 0.003 AB
SDSS_z 554.41 7.3 17.040 0.014 AB
PanSTARRS_y 598.9 3.61 16.957 0.007 AB

Aperture details

RA, DEC (J2000) = 1h34m52.42s, 18d53m10.89s
semi major axis, semi minor axis (arcsec) = 12.0, 7.61
angle (degrees, anti-clockwise from east) = -51.99

Warning: possible contaminating objects in the global aperture
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 22.04 4.47 20.542 0.220 AB
GALEX_NUV 35.97 4.11 20.010 0.124 AB
SDSS_u 207.43 9.48 18.108 0.050 AB
SDSS_g 903.41 8.38 16.510 0.010 AB
PanSTARRS_g 918.99 3.01 16.492 0.004 AB
SDSS_r 2161.09 12.92 15.563 0.006 AB
PanSTARRS_r 2167.94 3.44 15.560 0.002 AB
SDSS_i 4078.29 17.85 14.874 0.005 AB
PanSTARRS_i 4001.9 3.56 14.894 0.001 AB
PanSTARRS_z 5681.48 7.4 14.514 0.001 AB
SDSS_z 6487.63 30.75 14.370 0.005 AB
PanSTARRS_y 7686.22 20.18 14.186 0.003 AB
2MASS_J 9542.67 229.83 13.056 0.026 Vega
2MASS_H 11854.78 313.22 12.348 0.029 Vega
2MASS_K 9037.25 435.79 12.172 0.052 Vega
WISE_W1 4206.76 35.71 12.141 0.009 Vega
WISE_W2 2521.85 38.95 12.057 0.017 Vega
WISE_W3 1953.12 90.45 10.499 0.050 Vega
WISE_W4 1248.73 483.56 9.539 0.420 Vega
 

Imaging data

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Spectral Energy Distribution

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Warning: possible contaminating objects in the global aperture
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.891 10.028 10.170
{\rm log}_{10}({\rm SFR}) -1.495 -0.630 0.151
{\rm log}_{10}({\rm sSFR}) -11.638 -10.633 -9.799
{\rm stellar\ age} 5.802 7.639 10.624

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.263 -0.654 -0.298
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.662 0.220 0.403

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.450 0.886 1.379
\delta -0.676 -0.372 0.001
\tau_1/\tau_2 0.641 1.007 1.366
Q_{PAH} 0.555 2.112 4.633
U_{min} 2.818 7.928 15.094
{\rm log}_{10}(\gamma_e)\, -3.410 -2.342 -0.896

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.400 -1.078 -0.258
{\rm log}_{10}(\tau_{AGN})\, 1.020 1.378 1.884

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.658 -0.747 -0.165
0.03-0.10 Gyr -1.788 -0.673 0.223
0.10-0.33 Gyr -1.993 -0.702 0.054
0.33-1.08 Gyr -2.395 -0.703 -0.022
1.08-3.55 Gyr -2.096 -0.347 0.142
3.55-11.65 Gyr -0.695 0.090 0.315
11.65-12.94 Gyr -0.552 0.280 1.105

Global parameter details

Documentation

Data not available