2026abw results

Information

Transient
Name:AT2026abw
Right ascension: 15h54m04.04s
Declination:25d02m33.55s
Discovery Date:Jan. 9, 2026, 12:39 p.m.
Classification:None
Redshift:None
MW E(B-V):0.042
Host
Name:SDSSJ155403.87+25022
Right ascension: 15h54m03.84s
Declination:25d02m23.78s
Redshift:None
Photometric Redshift:0.085
 

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 18.23
Transient MWEBV processed 0.03
Host match processed 3.76
Host information processed 0.08
Host MWEBV processed 0.04
Global aperture construction processed 2.64
Global aperture photometry processed 6.41
Validate global photometry processed 19.61
Global host SED inference processed 892.32
Local aperture photometry processed 6.26
Validate local photometry processed 0.03
Local host SED inference processed 1266.68
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):15h54m04.04s, 25d02m33.55s
semi major axis, semi minor axis (arcsec):1.25, 1.25
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 1.06 0.1 23.836 0.105 AB
PanSTARRS_r 2.35 0.37 22.971 0.169 AB
DES_r 1.32 0.19 23.600 0.157 AB
PanSTARRS_i 1.72 0.33 23.310 0.208 AB
PanSTARRS_z 2.07 1.21 23.113 0.636 AB
DES_z 0.54 0.67 24.565 1.351 AB
PanSTARRS_y 3.01 2.52 22.702 0.907 AB

Aperture details

RA, DEC (J2000):15h54m03.88s, 25d02m24.31s
semi major axis, semi minor axis (arcsec):14.67, 12.6
angle (degrees, anti-clockwise from east):-150.58
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 57.44 7.12 19.502 0.135 AB
GALEX_NUV 46.43 4.6 19.733 0.108 AB
SDSS_u 179.82 8.67 18.263 0.052 AB
SDSS_g 235.58 6.27 17.970 0.029 AB
DES_g 262.59 1.27 17.852 0.005 AB
PanSTARRS_g 252.09 4.86 17.896 0.021 AB
SDSS_r 366.42 7.76 17.490 0.023 AB
PanSTARRS_r 356.88 3.97 17.519 0.012 AB
DES_r 404.97 2.5 17.381 0.007 AB
SDSS_i 426.14 10.73 17.326 0.027 AB
PanSTARRS_i 433.05 3.55 17.309 0.009 AB
PanSTARRS_z 517.06 13.15 17.116 0.028 AB
SDSS_z 581.42 36.06 16.989 0.067 AB
DES_z 531.39 9.49 17.086 0.019 AB
PanSTARRS_y 474.85 27.2 17.209 0.062 AB
2MASS_J 719.28 304.18 15.863 0.459 Vega
2MASS_H -327.26 505.87 Vega
2MASS_K 313.52 466.28 15.822 1.615 Vega
WISE_W1 270.64 21.18 15.120 0.085 Vega
WISE_W2 176.82 25.94 14.942 0.159 Vega
WISE_W3 275.93 82.87 12.624 0.326 Vega
WISE_W4 432.46 440.08 10.690 1.105 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.103 7.534 8.039
{\rm log}_{10}({\rm SFR}) -1.195 -0.919 -0.624
{\rm log}_{10}({\rm sSFR}) -9.083 -8.315 -7.961
{\rm stellar\ age} 0.032 1.965 6.399

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.371 -0.009 0.145
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.101 -0.743 -0.440

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.295 1.667 2.070
\delta 0.068 0.226 0.345
\tau_1/\tau_2 0.690 1.199 1.670
Q_{PAH} 1.459 3.829 5.980
U_{min} 3.545 9.179 17.747
{\rm log}_{10}(\gamma_e)\, -2.905 -1.274 -0.338

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.588 -0.010 0.381
{\rm log}_{10}(\tau_{AGN})\, 1.167 1.692 2.006

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.095 -0.650 -0.299
0.03-0.10 Gyr -3.560 -1.474 -0.705
0.10-0.33 Gyr -5.018 -2.308 -1.341
0.33-1.07 Gyr -6.649 -3.030 -1.824
1.07-3.48 Gyr -7.520 -3.522 -1.991
3.48-11.37 Gyr -8.132 -3.543 -1.982
11.37-12.63 Gyr -8.679 -3.322 -1.786

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.009 10.149 10.279
{\rm log}_{10}({\rm SFR}) 0.239 0.592 0.953
{\rm log}_{10}({\rm sSFR}) -9.955 -9.510 -9.141
{\rm stellar\ age} 6.401 7.801 11.475

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.514 -1.163 -0.847
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.691 -0.816 0.240

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.030 0.076 0.161
\delta -0.868 -0.540 -0.086
\tau_1/\tau_2 0.532 1.015 1.534
Q_{PAH} 0.710 2.190 4.585
U_{min} 3.377 10.396 18.426
{\rm log}_{10}(\gamma_e)\, -2.704 -1.346 -0.451

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.177 -1.895 -1.441
{\rm log}_{10}(\tau_{AGN})\, 1.053 1.470 1.832

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.757 -2.772 -1.615
0.03-0.10 Gyr 0.402 0.755 1.116
0.10-0.33 Gyr -2.925 -0.953 0.308
0.33-1.07 Gyr -4.388 -2.182 -0.219
1.07-3.48 Gyr -3.490 -0.969 0.150
3.48-11.37 Gyr -1.338 0.075 0.410
11.37-12.63 Gyr -1.064 0.588 1.394