2026igf results

Information

Transient
Name:AT2026igf
Right ascension: 16h02m50.72s
Declination:53d43m35.02s
Discovery Date:March 30, 2026, 7:39 p.m.
Classification:None
Redshift:None
MW E(B-V):0.010
Host
Name:2449083
Right ascension: 16h02m50.17s
Declination:53d43m34.10s
Redshift:0.041378
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_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 17.72
Transient MWEBV processed 0.04
Host match processed 3.83
Host information processed 0.11
Host MWEBV processed 0.11
Global aperture construction processed 0.63
Global aperture photometry processed 4.7
Validate global photometry processed 15.32
Global host SED inference processed 381.72
Local aperture photometry processed 4.4
Validate local photometry processed 0.02
Local host SED inference processed 462.52
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):16h02m50.72s, 53d43m35.02s
semi major axis, semi minor axis (arcsec):2.45, 2.45
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 47.2 2.68 19.715 0.062 AB
SDSS_g 117.62 2.91 18.724 0.027 AB
PanSTARRS_g 119.46 0.81 18.707 0.007 AB
SDSS_r 151.47 3.38 18.449 0.024 AB
PanSTARRS_r 153.12 0.8 18.437 0.006 AB
SDSS_i 179.58 3.93 18.264 0.024 AB
PanSTARRS_i 175.26 0.73 18.291 0.005 AB
PanSTARRS_z 188.25 1.96 18.213 0.011 AB
SDSS_z 193.18 8.86 18.185 0.050 AB
PanSTARRS_y 215.06 3.97 18.069 0.020 AB

Aperture details

RA, DEC (J2000):16h02m50.19s, 53d43m34.14s
semi major axis, semi minor axis (arcsec):13.18, 10.85
angle (degrees, anti-clockwise from east):-33.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 285.75 1.85 17.760 0.007 AB
GALEX_NUV 372.41 0.77 17.472 0.002 AB
SDSS_u 631.49 12.07 16.899 0.021 AB
SDSS_g 1689.44 11.28 15.831 0.007 AB
PanSTARRS_g 1726.39 3.88 15.807 0.002 AB
SDSS_r 2242.44 13.44 15.523 0.007 AB
PanSTARRS_r 2314.41 3.81 15.489 0.002 AB
SDSS_i 2692.14 16.2 15.325 0.007 AB
PanSTARRS_i 2740.25 3.52 15.306 0.001 AB
PanSTARRS_z 2946.08 9.45 15.227 0.003 AB
SDSS_z 2731.02 42.04 15.309 0.017 AB
PanSTARRS_y 3350.76 19.42 15.087 0.006 AB
2MASS_J 2957.88 232.51 14.328 0.085 Vega
2MASS_H 3966.91 371.86 13.536 0.102 Vega
2MASS_K 3037.18 468.73 13.356 0.168 Vega
WISE_W1 1845.24 18.72 13.036 0.011 Vega
WISE_W2 1170.37 21.85 12.890 0.020 Vega
WISE_W3 5276.23 59.31 9.420 0.012 Vega
WISE_W4 5213.05 347.72 7.987 0.072 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.534 8.825 9.019
{\rm log}_{10}({\rm SFR}) -1.340 -0.609 0.020
{\rm log}_{10}({\rm sSFR}) -10.222 -9.497 -8.674
{\rm stellar\ age} 0.638 4.703 6.923

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.646 -1.121 -0.500
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.653 -0.652 0.168

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.201 0.480 0.807
\delta -0.468 -0.095 0.195
\tau_1/\tau_2 0.701 1.096 1.509
Q_{PAH} 0.802 2.518 4.702
U_{min} 3.179 8.899 15.870
{\rm log}_{10}(\gamma_e)\, -3.255 -1.874 -0.713

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.476 -1.561 -0.834
{\rm log}_{10}(\tau_{AGN})\, 0.872 1.367 1.952

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.019 -1.221 -0.853
0.03-0.10 Gyr -1.339 -0.497 0.170
0.10-0.33 Gyr -1.131 -0.494 0.049
0.33-1.09 Gyr -2.590 -0.989 -0.582
1.09-3.60 Gyr -3.391 -1.160 -0.791
3.60-11.88 Gyr -4.037 -1.382 -0.931
11.88-13.20 Gyr -3.996 -1.435 -0.731

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.934 10.025 10.113
{\rm log}_{10}({\rm SFR}) 0.040 0.295 0.550
{\rm log}_{10}({\rm sSFR}) -10.014 -9.744 -9.463
{\rm stellar\ age} 3.899 5.582 6.770

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.923 -0.674 -0.497
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.522 -0.270 0.257

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.167 0.269 0.432
\delta -0.194 0.083 0.266
\tau_1/\tau_2 0.745 1.076 1.402
Q_{PAH} 0.909 1.778 2.945
U_{min} 2.550 7.331 13.716
{\rm log}_{10}(\gamma_e)\, -3.189 -2.439 -1.726

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.785 -2.630 -1.972
{\rm log}_{10}(\tau_{AGN})\, 0.942 1.365 1.819

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.651 0.089 0.249
0.03-0.10 Gyr 0.028 0.359 0.673
0.10-0.33 Gyr 0.277 0.534 0.874
0.33-1.09 Gyr 0.084 0.384 0.586
1.09-3.60 Gyr -0.094 0.182 0.378
3.60-11.88 Gyr -0.377 0.001 0.196
11.88-13.20 Gyr -0.640 -0.024 0.397