2026bll

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Information

Transient

Name: AT2026bll
Right ascension: 1h35m57.79s
Declination: -3d07m43.12s
Discovery Date: Jan. 19, 2026, 2:27 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.025

Host

Name:
Right ascension: 1h35m57.85s
Declination: -3d07m43.21s
Redshift: None
Photometric Redshift: 0.061
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 19.75
Transient MWEBV processed 0.04
Host match processed 6.17
Host information processed 0.13
Host MWEBV processed 0.05
Global aperture construction processed 0.61
Global aperture photometry processed 5.63
Validate global photometry processed 17.86
Global host SED inference processed 416.27
Local aperture photometry processed 5.51
Validate local photometry processed 0.03
Local host SED inference processed 447.41
 

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) = 1h35m57.79s, -3d07m43.12s
semi major axis, semi minor axis (arcsec) = 1.71, 1.71
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 8.66 1.87 21.557 0.235 AB
SDSS_g 33.03 1.56 20.103 0.051 AB
DES_g 30.08 0.26 20.204 0.009 AB
PanSTARRS_g 33.47 0.4 20.088 0.013 AB
SDSS_r 48.91 2.02 19.676 0.045 AB
PanSTARRS_r 48.69 0.34 19.681 0.007 AB
DES_r 51.94 0.33 19.611 0.007 AB
SDSS_i 67.52 2.59 19.326 0.042 AB
PanSTARRS_i 64.07 0.46 19.383 0.008 AB
PanSTARRS_z 69.31 1.08 19.298 0.017 AB
SDSS_z 67.1 5.68 19.333 0.092 AB
DES_z 72.46 1.05 19.250 0.016 AB
PanSTARRS_y 79.16 2.99 19.154 0.041 AB

Aperture details

RA, DEC (J2000) = 1h35m57.83s, -3d07m42.99s
semi major axis, semi minor axis (arcsec) = 6.63, 4.85
angle (degrees, anti-clockwise from east) = -130.01

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 19.25 4.02 20.689 0.227 AB
GALEX_NUV 17.23 2.58 20.809 0.163 AB
SDSS_u -4.6 5.9 AB
SDSS_g 102.12 3.1 18.877 0.033 AB
DES_g 97.28 0.52 18.930 0.006 AB
PanSTARRS_g 95.02 1.28 18.955 0.015 AB
SDSS_r 135.23 4.3 18.572 0.035 AB
PanSTARRS_r 137.42 1.06 18.555 0.008 AB
DES_r 155.12 0.67 18.423 0.005 AB
SDSS_i 193.14 6.17 18.185 0.035 AB
PanSTARRS_i 180.66 1.47 18.258 0.009 AB
PanSTARRS_z 199.64 3.52 18.149 0.019 AB
SDSS_z 210.69 17.97 18.091 0.093 AB
DES_z 207.78 2.05 18.106 0.011 AB
PanSTARRS_y 228.88 9.79 18.001 0.046 AB
2MASS_J 211.33 129.45 17.193 0.665 Vega
2MASS_H 166.19 181.76 16.981 1.187 Vega
2MASS_K 495.44 244.35 15.325 0.535 Vega
WISE_W1 90.12 8.01 16.314 0.097 Vega
WISE_W2 40.31 11.24 16.547 0.303 Vega
WISE_W3 30.9 61.08 15.001 2.146 Vega
WISE_W4 536.82 378.41 10.455 0.765 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})\, 8.808 8.954 9.067
{\rm log}_{10}({\rm SFR}) -1.967 -1.260 -0.508
{\rm log}_{10}({\rm sSFR}) -10.909 -10.159 -9.397
{\rm stellar\ age} 4.500 6.552 8.023

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.683 -1.190 -0.653
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.676 -0.409 0.266

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.152 0.451 0.821
\delta -0.548 -0.207 0.141
\tau_1/\tau_2 0.700 1.025 1.349
Q_{PAH} 0.852 2.579 5.141
U_{min} 2.970 7.862 15.009
{\rm log}_{10}(\gamma_e)\, -3.137 -2.005 -0.775

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.428 -0.627 -0.038
{\rm log}_{10}(\tau_{AGN})\, 1.101 1.405 1.925

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.147 -1.538 -1.083
0.03-0.10 Gyr -2.071 -1.212 -0.383
0.10-0.33 Gyr -1.934 -1.080 -0.471
0.33-1.08 Gyr -1.908 -1.132 -0.692
1.08-3.55 Gyr -1.608 -1.018 -0.772
3.55-11.66 Gyr -1.488 -0.981 -0.783
11.66-12.95 Gyr -1.654 -0.980 -0.439

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.328 9.407 9.512
{\rm log}_{10}({\rm SFR}) -0.854 -0.627 -0.371
{\rm log}_{10}({\rm sSFR}) -10.284 -10.046 -9.790
{\rm stellar\ age} 6.328 7.300 8.678

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.409 -0.992 -0.654
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.028 0.245 0.401

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.091 0.216 0.363
\delta -0.228 0.107 0.292
\tau_1/\tau_2 0.725 1.095 1.442
Q_{PAH} 0.795 2.440 4.765
U_{min} 2.710 7.831 15.244
{\rm log}_{10}(\gamma_e)\, -2.096 -1.125 -0.356

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.121 -2.920 -1.772
{\rm log}_{10}(\tau_{AGN})\, 1.126 1.666 1.986

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.088 -0.928 -0.784
0.03-0.10 Gyr -0.826 -0.534 -0.248
0.10-0.33 Gyr -0.917 -0.596 -0.334
0.33-1.08 Gyr -1.151 -0.779 -0.541
1.08-3.55 Gyr -1.070 -0.686 -0.461
3.55-11.66 Gyr -0.681 -0.474 -0.339
11.66-12.95 Gyr -0.777 -0.318 0.181