2026twk results

Information

Transient
Name:AT2026twk
Right ascension: 21h58m33.38s
Declination:24d52m57.44s
Discovery Date:July 11, 2026, 12:26 a.m.
Classification:None
Redshift:None
MW E(B-V):0.060
Host
Name:J215833.49+245258.84
Object ID:9906630651219848
Catalog Name:decals
Catalog Release:dr9
Right ascension: 21h58m33.49s
Declination:24d52m58.84s
Redshift:None
Photometric Redshift:0.073
 

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_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 15.74
Transient MWEBV processed 0.06
Host match processed 5.01
Host information processed 0.09
Host MWEBV processed 0.08
Global aperture construction processed 0.67
Global aperture photometry processed 5.24
Validate global photometry processed 16.32
Global host SED inference processed 546.27
Local aperture photometry processed 4.89
Validate local photometry processed 0.02
Local host SED inference processed 454.88
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):21h58m33.38s, 24d52m57.44s
semi major axis, semi minor axis (arcsec):1.45, 1.45
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 75.64 2.28 19.203 0.033 AB
PanSTARRS_g 77.41 0.37 19.178 0.005 AB
SDSS_r 202.38 3.74 18.135 0.020 AB
PanSTARRS_r 189.9 0.48 18.204 0.003 AB
SDSS_i 335.65 4.87 17.585 0.016 AB
PanSTARRS_i 301.46 0.51 17.702 0.002 AB
PanSTARRS_z 392.77 1.32 17.415 0.004 AB
SDSS_z 495.66 7.07 17.162 0.015 AB
PanSTARRS_y 491.52 2.7 17.171 0.006 AB

Aperture details

RA, DEC (J2000):21h58m33.51s, 24d52m58.85s
semi major axis, semi minor axis (arcsec):16.15, 11.53
angle (degrees, anti-clockwise from east):-88.05
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 23.5 3.46 20.472 0.160 AB
SDSS_r 2995.23 15.33 15.209 0.006 AB
PanSTARRS_r 3044.56 3.75 15.191 0.001 AB
SDSS_i 4719.62 20.43 14.715 0.005 AB
PanSTARRS_i 4647.58 4.1 14.732 0.001 AB
PanSTARRS_z 5957.69 11.65 14.462 0.002 AB
SDSS_z 6555.38 44.04 14.359 0.007 AB
2MASS_H 12950.62 569.41 12.252 0.048 Vega
WISE_W4 1143.06 685.35 9.635 0.651 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.097 10.219 10.375
{\rm log}_{10}({\rm SFR}) -2.287 -1.069 -0.193
{\rm log}_{10}({\rm sSFR}) -12.570 -11.248 -10.391
{\rm stellar\ age} 6.983 8.168 11.885

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.428 -0.840 -0.452
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.495 -0.228 0.331

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.539 0.985 1.354
\delta -0.663 -0.332 0.061
\tau_1/\tau_2 0.616 0.999 1.387
Q_{PAH} 0.549 2.247 4.579
U_{min} 2.856 8.103 14.911
{\rm log}_{10}(\gamma_e)\, -3.393 -2.269 -0.572

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.641 -1.413 -0.242
{\rm log}_{10}(\tau_{AGN})\, 0.912 1.306 1.832

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.871 -1.219 -0.481
0.03-0.10 Gyr -2.934 -1.185 -0.119
0.10-0.33 Gyr -3.379 -1.218 -0.197
0.33-1.07 Gyr -3.700 -1.212 -0.218
1.07-3.52 Gyr -3.045 -0.702 0.184
3.52-11.52 Gyr -0.845 0.264 0.486
11.52-12.80 Gyr -0.131 0.653 1.436

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.128 11.285 11.421
{\rm log}_{10}({\rm SFR}) -1.217 0.290 0.980
{\rm log}_{10}({\rm sSFR}) -12.709 -10.998 -10.270
{\rm stellar\ age} 2.449 6.861 8.814

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.436 -0.653 -0.202
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.454 -0.403 0.255

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.510 0.998 1.395
\delta -0.536 -0.215 0.170
\tau_1/\tau_2 0.545 0.991 1.494
Q_{PAH} 1.207 3.505 5.819
U_{min} 2.766 8.704 16.360
{\rm log}_{10}(\gamma_e)\, -3.304 -2.124 -0.777

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.422 -2.643 -1.126
{\rm log}_{10}(\tau_{AGN})\, 0.901 1.502 1.918

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.642 0.384 0.952
0.03-0.10 Gyr -2.936 0.031 0.999
0.10-0.33 Gyr -2.326 0.013 1.060
0.33-1.07 Gyr -1.192 0.567 1.532
1.07-3.52 Gyr 0.034 1.278 1.825
3.52-11.52 Gyr -0.774 1.267 1.591
11.52-12.80 Gyr -1.305 1.216 2.105