2026twd results

Information

Transient
Name:AT2026twd
Right ascension: 0h48m47.96s
Declination:22d54m34.19s
Discovery Date:July 11, 2026, 3:02 a.m.
Classification:None
Redshift:None
MW E(B-V):0.035
Host
Name:J004847.97+225433.97
Object ID:9906629884182580
Catalog Name:decals
Catalog Release:dr9
Right ascension: 0h48m47.97s
Declination:22d54m33.97s
Redshift:None
Photometric Redshift:0.053
 

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 17.51
Transient MWEBV processed 0.1
Host match processed 6.93
Host information processed 0.07
Host MWEBV processed 0.04
Global aperture construction processed 0.63
Global aperture photometry processed 6.1
Validate global photometry processed 18.35
Global host SED inference processed 826.69
Local aperture photometry processed 5.77
Validate local photometry processed 0.03
Local host SED inference processed 495.64
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):0h48m47.96s, 22d54m34.19s
semi major axis, semi minor axis (arcsec):1.94, 1.94
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 109.91 3.23 18.797 0.032 AB
SDSS_g 468.91 5.66 17.222 0.013 AB
DES_g 518.11 1.42 17.114 0.003 AB
PanSTARRS_g 475.7 0.75 17.207 0.002 AB
SDSS_r 886.1 7.79 16.531 0.010 AB
PanSTARRS_r 862.33 0.76 16.561 0.001 AB
DES_r 993.01 3.04 16.408 0.003 AB
SDSS_i 1186.86 9.08 16.214 0.008 AB
PanSTARRS_i 1222.85 0.89 16.182 0.001 AB
PanSTARRS_z 1381.68 1.69 16.049 0.001 AB
SDSS_z 1458.02 11.02 15.991 0.008 AB
DES_z 1486.47 8.97 15.970 0.007 AB
PanSTARRS_y 1568.81 3.68 15.911 0.003 AB

Aperture details

RA, DEC (J2000):0h48m47.96s, 22d54m34.14s
semi major axis, semi minor axis (arcsec):8.11, 5.86
angle (degrees, anti-clockwise from east):-160.27
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 7.93 2.79 21.652 0.381 AB
GALEX_NUV 20.87 3.21 20.601 0.167 AB
SDSS_u 253.92 7.6 17.888 0.032 AB
SDSS_g 872.72 8.01 16.548 0.010 AB
DES_g 920.49 1.97 16.490 0.002 AB
PanSTARRS_g 906.3 1.87 16.507 0.002 AB
SDSS_r 1610.13 11.03 15.883 0.007 AB
PanSTARRS_r 1623.15 1.93 15.874 0.001 AB
DES_r 1740.85 4.15 15.798 0.003 AB
SDSS_i 2195.15 13.36 15.546 0.007 AB
PanSTARRS_i 2229.95 2.4 15.529 0.001 AB
PanSTARRS_z 2584.31 5.0 15.369 0.002 AB
SDSS_z 2711.27 21.86 15.317 0.009 AB
DES_z 2735.82 12.32 15.307 0.005 AB
PanSTARRS_y 3042.9 12.58 15.192 0.004 AB
2MASS_J 4044.91 171.48 13.988 0.046 Vega
2MASS_H 4516.87 241.53 13.395 0.058 Vega
2MASS_K 4145.44 329.98 13.018 0.086 Vega
WISE_W1 1753.4 24.9 13.091 0.015 Vega
WISE_W2 1135.11 27.16 12.923 0.026 Vega
WISE_W3 1413.14 71.96 10.851 0.055 Vega
WISE_W4 4520.76 653.32 8.142 0.157 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.034 10.180 10.291
{\rm log}_{10}({\rm SFR}) -0.915 -0.380 0.514
{\rm log}_{10}({\rm sSFR}) -11.168 -10.585 -9.484
{\rm stellar\ age} 5.124 7.141 8.707

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.700 -1.259 -0.873
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.726 -0.019 0.308

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.280 0.464 0.835
\delta -0.901 -0.708 -0.420
\tau_1/\tau_2 0.587 0.967 1.339
Q_{PAH} 0.776 1.879 4.389
U_{min} 2.742 7.862 15.171
{\rm log}_{10}(\gamma_e)\, -3.360 -1.789 -0.840

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.461 -3.483 -1.811
{\rm log}_{10}(\tau_{AGN})\, 0.959 1.514 1.978

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.602 -0.218 0.118
0.03-0.10 Gyr -1.586 -0.516 0.612
0.10-0.33 Gyr -1.765 -0.437 0.651
0.33-1.08 Gyr -1.540 -0.241 0.330
1.08-3.57 Gyr -1.006 0.112 0.415
3.57-11.74 Gyr -0.245 0.269 0.482
11.74-13.05 Gyr -0.392 0.284 0.942

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.480 10.542 10.636
{\rm log}_{10}({\rm SFR}) -2.912 -1.474 -1.012
{\rm log}_{10}({\rm sSFR}) -13.524 -11.986 -11.547
{\rm stellar\ age} 7.257 7.915 10.601

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.992 -0.697 -0.549
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.485 -0.472 0.263

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.038 0.121 0.281
\delta -0.230 0.176 0.345
\tau_1/\tau_2 0.441 0.864 1.298
Q_{PAH} 0.663 2.173 4.605
U_{min} 2.588 8.184 15.967
{\rm log}_{10}(\gamma_e)\, -3.002 -1.659 -0.538

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.672 -1.820 -1.488
{\rm log}_{10}(\tau_{AGN})\, 1.032 1.351 1.705

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.630 -1.407 -0.832
0.03-0.10 Gyr -4.670 -1.960 -1.057
0.10-0.33 Gyr -5.084 -2.147 -1.090
0.33-1.08 Gyr -4.203 -1.763 -0.718
1.08-3.57 Gyr -2.493 -0.277 0.580
3.57-11.74 Gyr 0.087 0.724 0.858
11.74-13.05 Gyr -0.619 0.747 1.573