2025aaek

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Information

Transient

Name: AT2025aaek
Right ascension: 0h01m50.53s
Declination: 4d32m21.85s
Discovery Date: Oct. 12, 2025, 6:27 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.017

Host

Name:
Right ascension: 0h01m50.47s
Declination: 4d32m23.48s
Redshift: None
Photometric Redshift: 0.061
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 18.74
Transient MWEBV processed 0.1
Host match processed 6.53
Host information processed 0.12
Host MWEBV processed 0.05
Global aperture construction processed 0.67
Global aperture photometry processed 6.88
Validate global photometry processed 17.87
Global host SED inference processed 421.89
Local aperture photometry processed 6.75
Validate local photometry processed 0.03
Local host SED inference processed 476.46
 

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) = 0h01m50.53s, 4d32m21.85s
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 28.16 1.75 20.276 0.068 AB
SDSS_g 61.51 2.08 19.428 0.037 AB
DES_g 70.01 0.33 19.287 0.005 AB
PanSTARRS_g 57.2 0.52 19.506 0.010 AB
SDSS_r 78.0 2.43 19.170 0.034 AB
PanSTARRS_r 70.5 0.38 19.280 0.006 AB
DES_r 95.63 0.46 18.949 0.005 AB
SDSS_i 105.86 2.99 18.838 0.031 AB
PanSTARRS_i 88.15 0.39 19.037 0.005 AB
PanSTARRS_z 91.0 1.16 19.002 0.014 AB
SDSS_z 99.25 5.88 18.908 0.064 AB
DES_z 111.8 1.34 18.779 0.013 AB
PanSTARRS_y 97.71 2.6 18.925 0.029 AB

Aperture details

RA, DEC (J2000) = 0h01m50.47s, 4d32m23.74s
semi major axis, semi minor axis (arcsec) = 7.91, 5.17
angle (degrees, anti-clockwise from east) = -2.37

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 47.52 4.36 19.708 0.100 AB
GALEX_NUV 57.83 2.89 19.495 0.054 AB
SDSS_u 134.29 5.21 18.580 0.042 AB
SDSS_g 277.46 4.66 17.792 0.018 AB
DES_g 285.29 0.73 17.762 0.003 AB
PanSTARRS_g 287.16 1.89 17.755 0.007 AB
SDSS_r 346.07 5.74 17.552 0.018 AB
PanSTARRS_r 355.04 1.36 17.524 0.004 AB
DES_r 400.27 1.03 17.394 0.003 AB
SDSS_i 448.55 7.54 17.270 0.018 AB
PanSTARRS_i 453.12 1.41 17.259 0.003 AB
PanSTARRS_z 477.64 4.29 17.202 0.010 AB
SDSS_z 470.03 20.82 17.220 0.048 AB
DES_z 494.12 3.06 17.165 0.007 AB
PanSTARRS_y 510.25 9.64 17.131 0.021 AB
2MASS_J 561.08 164.69 16.133 0.319 Vega
2MASS_H 706.01 256.91 15.410 0.395 Vega
2MASS_K 995.33 298.89 14.567 0.326 Vega
WISE_W1 303.18 14.87 14.997 0.053 Vega
WISE_W2 186.66 19.57 14.883 0.114 Vega
WISE_W3 561.01 87.76 11.854 0.170 Vega
WISE_W4 1317.97 526.61 9.480 0.434 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})\, 8.464 8.787 8.981
{\rm log}_{10}({\rm SFR}) -0.864 -0.433 0.084
{\rm log}_{10}({\rm sSFR}) -9.763 -9.221 -8.426
{\rm stellar\ age} 1.694 4.642 6.558

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.413 -0.494 0.005
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.736 -1.402 -0.408

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.137 0.340 0.631
\delta -0.745 -0.268 0.103
\tau_1/\tau_2 0.635 0.967 1.340
Q_{PAH} 1.350 3.486 5.701
U_{min} 2.759 7.536 14.651
{\rm log}_{10}(\gamma_e)\, -3.232 -2.338 -1.107

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.207 -1.139 -0.413
{\rm log}_{10}(\tau_{AGN})\, 1.055 1.550 1.977

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.946 -0.678 -0.446
0.03-0.10 Gyr -0.900 -0.364 0.218
0.10-0.33 Gyr -1.381 -0.635 -0.236
0.33-1.08 Gyr -2.127 -0.943 -0.563
1.08-3.55 Gyr -2.150 -1.131 -0.796
3.55-11.65 Gyr -2.689 -1.371 -0.961
11.65-12.95 Gyr -2.661 -1.405 -0.792

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.376 9.503 9.629
{\rm log}_{10}({\rm SFR}) 0.069 0.336 0.583
{\rm log}_{10}({\rm sSFR}) -9.480 -9.199 -8.875
{\rm stellar\ age} 4.009 5.596 6.822

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.023 -0.601 -0.368
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.820 -0.531 0.312

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.121 0.231 0.440
\delta -0.789 -0.453 -0.136
\tau_1/\tau_2 0.758 1.151 1.506
Q_{PAH} 0.565 1.521 3.191
U_{min} 2.474 6.832 13.800
{\rm log}_{10}(\gamma_e)\, -3.310 -2.418 -1.469

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.950 -2.609 -1.888
{\rm log}_{10}(\tau_{AGN})\, 0.952 1.310 1.784

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.555 -0.370 -0.208
0.03-0.10 Gyr 0.177 0.475 0.729
0.10-0.33 Gyr -0.266 0.197 0.460
0.33-1.08 Gyr -0.900 -0.345 -0.055
1.08-3.55 Gyr -0.800 -0.438 -0.201
3.55-11.65 Gyr -0.900 -0.520 -0.301
11.65-12.95 Gyr -1.022 -0.467 -0.036