2026dnb

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Information

Transient

Name: AT2026dnb
Right ascension: 14h44m37.73s
Declination: 4d41m07.64s
Discovery Date: Feb. 17, 2026, 1:56 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.025

Host

Name: 3126009
Right ascension: 14h44m37.68s
Declination: 4d41m06.97s
Redshift: None
Photometric Redshift: 0.084
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 18.41
Transient MWEBV processed 0.04
Host match processed 4.14
Host information processed 0.1
Host MWEBV processed 0.14
Global aperture construction processed 0.63
Global aperture photometry processed 6.63
Validate global photometry processed 19.06
Global host SED inference processed 407.55
Local aperture photometry processed 6.53
Validate local photometry processed 0.03
Local host SED inference processed 481.25
 

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) = 14h44m37.73s, 4d41m07.64s
semi major axis, semi minor axis (arcsec) = 1.27, 1.27
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 26.77 0.26 20.331 0.011 AB
PanSTARRS_r 49.36 0.37 19.667 0.008 AB
DES_r 67.34 0.56 19.329 0.009 AB
SDSS_i 92.09 2.63 18.989 0.031 AB
PanSTARRS_i 72.48 0.45 19.249 0.007 AB
PanSTARRS_z 99.73 0.75 18.903 0.008 AB
DES_z 140.54 1.95 18.531 0.015 AB
PanSTARRS_y 115.75 1.74 18.741 0.016 AB

Aperture details

RA, DEC (J2000) = 14h44m37.65s, 4d41m07.00s
semi major axis, semi minor axis (arcsec) = 8.51, 3.45
angle (degrees, anti-clockwise from east) = -176.21

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 0.69 0.36 24.303 0.569 AB
GALEX_NUV 1.37 0.45 23.562 0.356 AB
SDSS_u 29.52 3.95 20.225 0.145 AB
SDSS_g 132.07 3.33 18.598 0.027 AB
DES_g 137.08 0.67 18.558 0.005 AB
PanSTARRS_g 138.91 1.18 18.543 0.009 AB
SDSS_r 298.3 4.98 17.713 0.018 AB
PanSTARRS_r 305.57 1.5 17.687 0.005 AB
DES_r 335.08 1.32 17.587 0.004 AB
SDSS_i 450.42 6.6 17.266 0.016 AB
PanSTARRS_i 444.08 1.83 17.281 0.004 AB
PanSTARRS_z 597.58 3.1 16.959 0.006 AB
SDSS_z 649.09 14.19 16.869 0.024 AB
DES_z 649.28 4.36 16.869 0.007 AB
PanSTARRS_y 716.45 7.28 16.762 0.011 AB
2MASS_J 958.02 146.41 15.552 0.166 Vega
2MASS_H 870.26 208.44 15.183 0.260 Vega
2MASS_K 1084.75 254.59 14.474 0.255 Vega
WISE_W1 510.31 13.84 14.431 0.029 Vega
WISE_W2 325.64 17.89 14.279 0.060 Vega
WISE_W3 191.17 62.75 13.022 0.356 Vega
WISE_W4 -294.01 346.11 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})\, 9.483 9.605 9.716
{\rm log}_{10}({\rm SFR}) -1.427 -0.655 -0.063
{\rm log}_{10}({\rm sSFR}) -11.087 -10.302 -9.586
{\rm stellar\ age} 4.943 6.850 8.670

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.695 -0.147 0.090
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.631 -0.828 0.081

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.296 0.800 1.284
\delta -0.599 -0.267 0.033
\tau_1/\tau_2 0.696 1.040 1.373
Q_{PAH} 1.111 3.443 5.639
U_{min} 3.242 8.860 15.528
{\rm log}_{10}(\gamma_e)\, -2.865 -1.596 -0.355

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.154 -0.806 -0.118
{\rm log}_{10}(\tau_{AGN})\, 1.084 1.631 1.989

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.530 -0.783 -0.274
0.03-0.10 Gyr -1.572 -0.663 -0.005
0.10-0.33 Gyr -1.581 -0.708 -0.066
0.33-1.07 Gyr -1.530 -0.597 -0.088
1.07-3.49 Gyr -1.266 -0.463 -0.154
3.49-11.38 Gyr -0.875 -0.331 -0.131
11.38-12.65 Gyr -0.936 -0.248 0.380

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.354 10.423 10.525
{\rm log}_{10}({\rm SFR}) -3.354 -1.906 -1.255
{\rm log}_{10}({\rm sSFR}) -13.826 -12.384 -11.697
{\rm stellar\ age} 7.299 8.103 11.505

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.554 -0.366 -0.210
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.536 -0.643 0.179

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.216 0.330 0.474
\delta -0.686 -0.281 0.024
\tau_1/\tau_2 0.638 0.974 1.320
Q_{PAH} 0.989 2.695 4.655
U_{min} 2.589 8.275 16.584
{\rm log}_{10}(\gamma_e)\, -2.342 -1.100 -0.300

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.175 -2.957 -1.844
{\rm log}_{10}(\tau_{AGN})\, 1.068 1.543 1.938

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.296 -2.121 -1.393
0.03-0.10 Gyr -3.751 -1.969 -1.222
0.10-0.33 Gyr -3.616 -1.807 -0.940
0.33-1.07 Gyr -3.779 -1.817 -0.734
1.07-3.49 Gyr -2.462 -0.731 0.272
3.49-11.38 Gyr -0.338 0.569 0.714
11.38-12.65 Gyr -0.030 0.826 1.630