2026tw

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Information

Transient

Name: AT2026tw
Right ascension: 12h23m46.17s
Declination: 32d27m08.88s
Discovery Date: Jan. 9, 2026, 5:41 a.m.
Classification: None
Redshift: None
MW E(B-V):

Host

Name: 1997619
Right ascension: 12h23m46.56s
Declination: 32d27m08.23s
Redshift: 0.038519
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 20.78
Transient MWEBV processed 0.07
Host match processed 5.81
Host information processed 0.16
Host MWEBV processed 0.05
Global aperture construction processed 0.66
Global aperture photometry processed 5.01
Validate global photometry processed 15.18
Global host SED inference processed 416.09
Local aperture photometry processed 4.83
Validate local photometry processed 0.03
Local host SED inference processed 492.53
 

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) = 12h23m46.17s, 32d27m08.88s
semi major axis, semi minor axis (arcsec) = 2.62, 2.62
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 38.04 2.4 19.949 0.069 AB
SDSS_g 121.99 2.94 18.684 0.026 AB
PanSTARRS_g 131.2 0.61 18.605 0.005 AB
SDSS_r 224.31 4.04 18.023 0.020 AB
PanSTARRS_r 231.68 0.7 17.988 0.003 AB
SDSS_i 308.87 4.81 17.676 0.017 AB
PanSTARRS_i 313.34 0.86 17.660 0.003 AB
PanSTARRS_z 388.37 1.82 17.427 0.005 AB
SDSS_z 393.13 8.36 17.414 0.023 AB
PanSTARRS_y 452.81 3.79 17.260 0.009 AB

Aperture details

RA, DEC (J2000) = 12h23m46.52s, 32d27m08.33s
semi major axis, semi minor axis (arcsec) = 14.31, 5.56
angle (degrees, anti-clockwise from east) = -86.26

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 28.77 3.93 20.253 0.149 AB
GALEX_NUV 34.47 1.11 20.056 0.035 AB
SDSS_u 216.6 7.41 18.061 0.037 AB
SDSS_g 656.23 7.04 16.857 0.012 AB
PanSTARRS_g 693.24 2.01 16.798 0.003 AB
SDSS_r 1242.88 9.93 16.164 0.009 AB
PanSTARRS_r 1283.02 2.26 16.129 0.002 AB
SDSS_i 1778.46 12.15 15.775 0.007 AB
PanSTARRS_i 1756.51 2.79 15.788 0.002 AB
PanSTARRS_z 2217.21 6.12 15.535 0.003 AB
SDSS_z 2333.79 25.86 15.480 0.012 AB
PanSTARRS_y 2646.37 12.77 15.343 0.005 AB
2MASS_J 3146.94 201.12 14.260 0.069 Vega
2MASS_H 4122.68 337.21 13.494 0.089 Vega
2MASS_K 3649.5 331.81 13.157 0.099 Vega
WISE_W1 1616.48 26.33 13.180 0.018 Vega
WISE_W2 996.43 28.17 13.065 0.031 Vega
WISE_W3 2476.32 115.91 10.241 0.051 Vega
WISE_W4 4581.0 867.85 8.128 0.206 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})\, 9.326 9.449 9.574
{\rm log}_{10}({\rm SFR}) -1.627 -0.875 -0.306
{\rm log}_{10}({\rm sSFR}) -11.098 -10.349 -9.694
{\rm stellar\ age} 5.802 7.640 9.923

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.386 -0.779 -0.412
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.799 -0.890 0.236

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.318 0.786 1.174
\delta -0.499 -0.100 0.242
\tau_1/\tau_2 0.656 1.019 1.371
Q_{PAH} 0.457 1.966 4.302
U_{min} 2.723 7.928 15.092
{\rm log}_{10}(\gamma_e)\, -3.388 -2.051 -1.030

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.717 -1.179 -0.301
{\rm log}_{10}(\tau_{AGN})\, 0.978 1.381 1.853

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.246 -1.156 -0.647
0.03-0.10 Gyr -1.687 -0.818 -0.220
0.10-0.33 Gyr -1.599 -0.795 -0.243
0.33-1.09 Gyr -2.057 -0.969 -0.416
1.09-3.61 Gyr -1.849 -0.789 -0.403
3.61-11.92 Gyr -0.962 -0.472 -0.285
11.92-13.24 Gyr -0.994 -0.331 0.370

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.188 10.232 10.308
{\rm log}_{10}({\rm SFR}) -0.952 -0.658 -0.384
{\rm log}_{10}({\rm sSFR}) -11.220 -10.910 -10.613
{\rm stellar\ age} 7.786 8.588 11.362

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.569 -0.401 -0.283
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.520 0.221 0.407

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.169 0.247 0.362
\delta -0.593 -0.140 0.201
\tau_1/\tau_2 0.601 0.966 1.336
Q_{PAH} 0.984 2.405 4.257
U_{min} 2.498 7.655 14.920
{\rm log}_{10}(\gamma_e)\, -2.480 -1.460 -0.662

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.911 -2.710 -1.761
{\rm log}_{10}(\tau_{AGN})\, 1.185 1.664 1.990

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.419 -0.798 -0.462
0.03-0.10 Gyr -1.137 -0.639 -0.295
0.10-0.33 Gyr -1.351 -0.688 -0.325
0.33-1.09 Gyr -1.630 -0.855 -0.473
1.09-3.61 Gyr -1.521 -0.636 -0.143
3.61-11.92 Gyr -0.132 0.386 0.487
11.92-13.24 Gyr 0.129 0.684 1.331