2026aub

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Information

Transient

Name: AT2026aub
Right ascension: 23h47m31.94s
Declination: -28d32m08.77s
Discovery Date: Jan. 20, 2026, 5:06 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.014

Host

Name: 740508
Right ascension: 23h47m31.92s
Declination: -28d32m08.56s
Redshift: None
Photometric Redshift: 0.051
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 5.36
Transient MWEBV processed 0.04
Host match processed 3.77
Host information processed 0.13
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 3.83
Validate global photometry processed 10.78
Global host SED inference processed 433.05
Local aperture photometry processed 3.58
Validate local photometry processed 0.02
Local host SED inference processed 423.75
 

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) = 23h47m31.94s, -28d32m08.77s
semi major axis, semi minor axis (arcsec) = 1.99, 1.99
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 49.05 0.62 19.673 0.014 AB
PanSTARRS_r 67.08 0.74 19.333 0.012 AB
PanSTARRS_i 83.58 0.74 19.095 0.010 AB
PanSTARRS_z 88.13 1.89 19.037 0.023 AB
PanSTARRS_y 95.85 4.54 18.946 0.051 AB

Aperture details

RA, DEC (J2000) = 23h47m31.88s, -28d32m08.76s
semi major axis, semi minor axis (arcsec) = 8.97, 6.19
angle (degrees, anti-clockwise from east) = -73.96

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 61.6 3.63 19.426 0.064 AB
PanSTARRS_g 187.3 2.26 18.219 0.013 AB
PanSTARRS_r 236.28 2.7 17.966 0.012 AB
PanSTARRS_i 277.01 2.71 17.794 0.011 AB
PanSTARRS_z 285.08 6.99 17.763 0.027 AB
PanSTARRS_y 315.83 16.84 17.651 0.058 AB
2MASS_J 158.25 213.58 17.507 1.465 Vega
2MASS_H 198.66 361.41 16.787 1.975 Vega
2MASS_K 514.14 357.97 15.285 0.756 Vega
WISE_W1 152.7 11.17 15.741 0.079 Vega
WISE_W2 84.48 18.43 15.744 0.237 Vega
WISE_W3 103.52 78.39 13.688 0.822 Vega
WISE_W4 -19.97 374.47 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})\, 8.680 8.861 8.983
{\rm log}_{10}({\rm SFR}) -1.802 -1.212 -0.587
{\rm log}_{10}({\rm sSFR}) -10.693 -10.109 -9.446
{\rm stellar\ age} 3.289 6.169 7.648

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.663 -1.206 -0.710
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.668 -0.974 -0.177

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.177 0.428 0.721
\delta -0.527 -0.108 0.239
\tau_1/\tau_2 0.685 1.031 1.356
Q_{PAH} 0.950 2.709 5.049
U_{min} 3.057 8.010 15.065
{\rm log}_{10}(\gamma_e)\, -2.993 -1.997 -0.812

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.222 -1.009 -0.400
{\rm log}_{10}(\tau_{AGN})\, 1.081 1.549 1.938

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.858 -1.372 -1.051
0.03-0.10 Gyr -2.007 -1.190 -0.467
0.10-0.33 Gyr -1.867 -1.097 -0.543
0.33-1.08 Gyr -1.682 -1.050 -0.627
1.08-3.57 Gyr -1.676 -1.067 -0.801
3.57-11.76 Gyr -1.847 -1.133 -0.870
11.76-13.07 Gyr -2.081 -1.148 -0.627

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.062 9.259 9.426
{\rm log}_{10}({\rm SFR}) -0.271 -0.007 0.300
{\rm log}_{10}({\rm sSFR}) -9.584 -9.279 -8.888
{\rm stellar\ age} 4.645 6.732 8.701

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.454 -1.005 -0.578
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.301 0.096 0.391

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.110 0.224 0.388
\delta -0.480 -0.056 0.245
\tau_1/\tau_2 0.590 1.019 1.445
Q_{PAH} 0.727 2.363 4.482
U_{min} 2.930 8.545 15.635
{\rm log}_{10}(\gamma_e)\, -3.068 -1.987 -0.895

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.145 -3.006 -1.975
{\rm log}_{10}(\tau_{AGN})\, 1.004 1.445 1.882

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.857 -0.980 -0.659
0.03-0.10 Gyr -0.144 0.140 0.456
0.10-0.33 Gyr -1.840 -0.459 -0.025
0.33-1.08 Gyr -2.335 -0.925 -0.511
1.08-3.57 Gyr -2.058 -0.925 -0.602
3.57-11.76 Gyr -1.572 -0.770 -0.495
11.76-13.07 Gyr -1.410 -0.580 0.118