2026fiv results

Information

Transient
Name:AT2026fiv
Right ascension: 11h40m21.85s
Declination:15d37m33.86s
Discovery Date:March 9, 2026, 5:37 a.m.
Classification:None
Redshift:None
MW E(B-V):0.025
Host
Name:J114022.03+153729.70
Right ascension: 11h40m22.03s
Declination:15d37m29.70s
Redshift:0.083455
Photometric Redshift:None
 

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_r
DES_z
DES_g
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 16.86
Transient MWEBV processed 0.03
Host match processed 5.02
Host information processed 0.09
Host MWEBV processed 0.04
Global aperture construction processed 0.6
Global aperture photometry processed 5.6
Validate global photometry processed 17.08
Global host SED inference processed 455.73
Local aperture photometry processed 4.91
Validate local photometry processed 0.03
Local host SED inference processed 428.44
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):11h40m21.85s, 15d37m33.86s
semi major axis, semi minor axis (arcsec):1.28, 1.28
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_r 47.96 0.4 19.698 0.009 AB
DES_r 45.27 0.67 19.760 0.016 AB
SDSS_i 55.77 2.2 19.534 0.043 AB
PanSTARRS_i 71.16 0.61 19.269 0.009 AB
PanSTARRS_z 89.62 0.75 19.019 0.009 AB
DES_z 83.87 2.4 19.091 0.031 AB
PanSTARRS_y 104.89 2.15 18.848 0.022 AB

Aperture details

RA, DEC (J2000):11h40m22.03s, 15d37m29.75s
semi major axis, semi minor axis (arcsec):12.83, 10.94
angle (degrees, anti-clockwise from east):-51.67
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 11.52 0.93 21.246 0.087 AB
GALEX_NUV 21.16 0.87 20.586 0.045 AB
SDSS_u 309.27 9.8 17.674 0.034 AB
SDSS_g 1189.12 9.48 16.212 0.009 AB
PanSTARRS_g 1303.83 4.23 16.112 0.004 AB
PanSTARRS_r 2854.54 3.63 15.261 0.001 AB
DES_r 3036.9 5.52 15.194 0.002 AB
SDSS_i 4128.96 19.31 14.860 0.005 AB
PanSTARRS_z 5384.96 6.85 14.572 0.001 AB
SDSS_z 5311.68 41.29 14.587 0.008 AB
2MASS_J 7725.02 237.56 13.285 0.033 Vega
2MASS_H 10062.72 460.75 12.526 0.050 Vega
2MASS_K 9338.91 385.18 12.136 0.045 Vega
WISE_W1 4096.37 42.78 12.170 0.011 Vega
WISE_W2 2458.26 47.04 12.084 0.021 Vega
WISE_W4 4386.65 885.29 8.175 0.219 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.445 9.599 9.730
{\rm log}_{10}({\rm SFR}) -1.309 -0.778 -0.229
{\rm log}_{10}({\rm sSFR}) -10.966 -10.435 -9.789
{\rm stellar\ age} 5.710 7.503 10.828

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.264 -0.571 -0.086
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.163 -0.756 -0.340

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.501 0.891 1.335
\delta -0.415 -0.102 0.194
\tau_1/\tau_2 0.565 0.907 1.275
Q_{PAH} 0.681 2.571 5.286
U_{min} 2.787 7.744 14.213
{\rm log}_{10}(\gamma_e)\, -3.256 -2.226 -0.720

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.855 -1.020 -0.265
{\rm log}_{10}(\tau_{AGN})\, 1.028 1.493 1.997

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.293 -0.710 -0.322
0.03-0.10 Gyr -1.854 -0.850 -0.194
0.10-0.33 Gyr -2.513 -1.046 -0.292
0.33-1.07 Gyr -2.820 -1.020 -0.325
1.07-3.49 Gyr -2.591 -0.763 -0.294
3.49-11.39 Gyr -1.226 -0.354 -0.133
11.39-12.66 Gyr -0.941 -0.126 0.750

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.312 11.407 11.456
{\rm log}_{10}({\rm SFR}) -0.953 -0.395 0.089
{\rm log}_{10}({\rm sSFR}) -12.417 -11.778 -11.315
{\rm stellar\ age} 7.961 11.168 12.006

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.816 -0.546 -0.388
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.594 -0.387 0.305

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.141 0.235 0.382
\delta -0.493 -0.221 0.018
\tau_1/\tau_2 0.579 1.001 1.421
Q_{PAH} 1.030 2.759 4.821
U_{min} 2.532 8.179 16.061
{\rm log}_{10}(\gamma_e)\, -2.955 -1.603 -0.476

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.994 -2.827 -1.767
{\rm log}_{10}(\tau_{AGN})\, 1.225 1.733 2.016

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.824 -0.841 -0.337
0.03-0.10 Gyr -1.200 -0.344 0.232
0.10-0.33 Gyr -2.599 -0.693 0.068
0.33-1.07 Gyr -3.943 -1.190 -0.211
1.07-3.49 Gyr -2.992 -0.896 0.161
3.49-11.39 Gyr -1.075 0.972 1.593
11.39-12.66 Gyr 1.547 2.477 2.601