2026abn results

Information

Transient
Name:AT2026abn
Right ascension: 15h05m34.99s
Declination:17d25m07.72s
Discovery Date:Jan. 12, 2026, 12:07 p.m.
Classification:None
Redshift:None
MW E(B-V):0.026
Host
Name:
Right ascension: 15h05m35.04s
Declination:17d25m06.54s
Redshift:0.073045
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
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_z
 DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 18.73
Transient MWEBV processed 0.07
Host match processed 5.8
Host information processed 0.06
Host MWEBV processed 0.18
Global aperture construction processed 0.63
Global aperture photometry processed 6.87
Validate global photometry processed 19.32
Global host SED inference processed 391.42
Local aperture photometry processed 6.59
Validate local photometry processed 0.03
Local host SED inference processed 462.07
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):15h05m34.99s, 17d25m07.72s
semi major axis, semi minor axis (arcsec):1.44, 1.44
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 64.39 2.11 19.378 0.036 AB
DES_g 59.17 0.4 19.470 0.007 AB
PanSTARRS_g 69.3 0.39 19.298 0.006 AB
SDSS_r 86.11 2.48 19.062 0.031 AB
PanSTARRS_r 90.78 0.4 19.005 0.005 AB
DES_r 81.54 0.68 19.122 0.009 AB
SDSS_i 103.78 2.81 18.860 0.029 AB
PanSTARRS_i 104.83 0.4 18.849 0.004 AB
PanSTARRS_z 112.82 0.91 18.769 0.009 AB
SDSS_z 105.33 5.82 18.844 0.060 AB
DES_z 110.23 2.26 18.794 0.022 AB
PanSTARRS_y 110.93 2.32 18.787 0.023 AB

Aperture details

RA, DEC (J2000):15h05m35.02s, 17d25m06.89s
semi major axis, semi minor axis (arcsec):8.64, 4.4
angle (degrees, anti-clockwise from east):-48.64
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 39.2 6.31 19.917 0.175 AB
GALEX_NUV 47.16 4.19 19.716 0.096 AB
SDSS_u 90.31 5.85 19.011 0.070 AB
SDSS_g 254.31 4.44 17.887 0.019 AB
DES_g 254.17 0.93 17.887 0.004 AB
PanSTARRS_g 264.56 1.5 17.844 0.006 AB
SDSS_r 331.35 5.43 17.599 0.018 AB
PanSTARRS_r 342.49 1.52 17.563 0.005 AB
DES_r 348.81 1.54 17.544 0.005 AB
SDSS_i 428.07 6.79 17.321 0.017 AB
PanSTARRS_i 409.0 1.62 17.371 0.004 AB
PanSTARRS_z 427.93 3.73 17.322 0.009 AB
SDSS_z 409.03 22.99 17.371 0.061 AB
DES_z 441.63 4.88 17.287 0.012 AB
PanSTARRS_y 446.89 9.76 17.274 0.024 AB
2MASS_J 414.31 149.85 16.462 0.393 Vega
2MASS_H 162.96 246.38 17.002 1.641 Vega
2MASS_K 428.99 260.17 15.481 0.658 Vega
WISE_W1 201.18 10.68 15.442 0.058 Vega
WISE_W2 125.19 16.01 15.317 0.139 Vega
WISE_W3 172.92 64.76 13.131 0.407 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.995 9.155 9.277
{\rm log}_{10}({\rm SFR}) -1.415 -0.654 0.060
{\rm log}_{10}({\rm sSFR}) -10.628 -9.813 -9.095
{\rm stellar\ age} 2.201 5.210 6.985

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.632 -1.074 -0.437
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.237 -0.851 -0.440

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.094 0.313 0.702
\delta -0.554 -0.128 0.209
\tau_1/\tau_2 0.639 1.008 1.387
Q_{PAH} 1.337 3.228 5.375
U_{min} 3.338 8.724 16.561
{\rm log}_{10}(\gamma_e)\, -3.062 -1.748 -0.402

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.014 -0.953 -0.345
{\rm log}_{10}(\tau_{AGN})\, 0.964 1.610 2.006

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.594 -1.077 -0.666
0.03-0.10 Gyr -1.581 -0.566 0.204
0.10-0.33 Gyr -1.262 -0.393 0.189
0.33-1.07 Gyr -1.440 -0.577 -0.214
1.07-3.51 Gyr -1.676 -0.777 -0.475
3.51-11.51 Gyr -1.960 -0.933 -0.631
11.51-12.79 Gyr -2.189 -0.968 -0.366

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.673 9.772 9.860
{\rm log}_{10}({\rm SFR}) -0.691 -0.401 -0.134
{\rm log}_{10}({\rm sSFR}) -10.464 -10.173 -9.921
{\rm stellar\ age} 4.534 5.751 6.698

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.717 -1.444 -1.152
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.691 -0.258 0.292

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.077 0.152 0.248
\delta -0.433 -0.046 0.211
\tau_1/\tau_2 0.774 1.114 1.460
Q_{PAH} 1.515 3.632 5.388
U_{min} 2.638 7.399 14.352
{\rm log}_{10}(\gamma_e)\, -2.647 -1.480 -0.429

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.922 -2.471 -1.585
{\rm log}_{10}(\tau_{AGN})\, 1.062 1.539 1.924

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.831 -0.668 -0.534
0.03-0.10 Gyr -0.687 -0.321 -0.012
0.10-0.33 Gyr -0.149 0.100 0.302
0.33-1.07 Gyr -0.090 0.126 0.301
1.07-3.51 Gyr -0.270 -0.045 0.143
3.51-11.51 Gyr -0.461 -0.193 -0.017
11.51-12.79 Gyr -0.737 -0.211 0.159