2026gai results

Information

Transient
Name:SN2026gai
Right ascension: 15h46m40.67s
Declination:12d08m52.71s
Discovery Date:March 19, 2026, 9:59 a.m.
Classification:SN II
Redshift:0.034030
MW E(B-V):0.050
Host
Name:J154640.41+120857.02
Right ascension: 15h46m40.41s
Declination:12d08m57.02s
Redshift:0.034102
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_z
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 17.76
Transient MWEBV processed 0.1
Host match processed 7.32
Host information processed 0.05
Host MWEBV processed 0.04
Global aperture construction processed 0.67
Global aperture photometry processed 5.4
Validate global photometry processed 12.85
Global host SED inference processed 598.55
Local aperture photometry processed 5.65
Validate local photometry processed 0.03
Local host SED inference processed 451.05
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):15h46m40.67s, 12d08m52.71s
semi major axis, semi minor axis (arcsec):2.94, 2.94
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 32.35 2.7 20.125 0.091 AB
SDSS_g 179.35 3.55 18.266 0.022 AB
DES_g 192.54 0.68 18.189 0.004 AB
PanSTARRS_g 182.68 0.84 18.246 0.005 AB
SDSS_r 358.95 5.04 17.512 0.015 AB
PanSTARRS_r 342.99 0.89 17.562 0.003 AB
DES_r 386.7 1.19 17.432 0.003 AB
SDSS_i 507.15 6.07 17.137 0.013 AB
PanSTARRS_i 473.7 0.96 17.211 0.002 AB
PanSTARRS_z 592.85 1.79 16.968 0.003 AB
SDSS_z 663.72 9.11 16.845 0.015 AB
DES_z 681.64 5.04 16.816 0.008 AB
PanSTARRS_y 725.91 4.23 16.748 0.006 AB
2MASS_J 899.69 67.58 15.620 0.082 Vega
2MASS_H 1014.9 98.6 15.016 0.105 Vega
2MASS_K 933.82 120.41 14.637 0.140 Vega

Aperture details

RA, DEC (J2000):15h46m40.40s, 12d08m57.13s
semi major axis, semi minor axis (arcsec):18.65, 5.89
angle (degrees, anti-clockwise from east):-41.31
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 36.33 6.38 19.999 0.191 AB
GALEX_NUV 32.38 4.77 20.124 0.160 AB
DES_g 758.79 1.5 16.700 0.002 AB
PanSTARRS_g 1039.1 2.87 16.358 0.003 AB
PanSTARRS_r 2010.39 3.01 15.642 0.002 AB
DES_r 1600.69 2.53 15.889 0.002 AB
PanSTARRS_i 2802.05 3.29 15.281 0.001 AB
PanSTARRS_z 3505.65 6.17 15.038 0.002 AB
DES_z 2909.92 10.77 15.240 0.004 AB
PanSTARRS_y 4350.91 14.78 14.804 0.004 AB
WISE_W1 2846.89 32.26 12.565 0.012 Vega
WISE_W2 1790.85 36.97 12.428 0.022 Vega
WISE_W3 6086.59 143.74 9.265 0.026 Vega
WISE_W4 12822.79 1126.86 7.010 0.095 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.330 9.467 9.575
{\rm log}_{10}({\rm SFR}) -1.106 -0.692 -0.317
{\rm log}_{10}({\rm sSFR}) -10.645 -10.173 -9.727
{\rm stellar\ age} 4.439 6.839 8.562

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.359 -0.652 -0.284
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.746 -1.302 -0.273

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.410 0.772 1.135
\delta -0.761 -0.458 -0.162
\tau_1/\tau_2 0.630 0.944 1.295
Q_{PAH} 0.379 1.724 3.957
U_{min} 2.450 7.231 14.088
{\rm log}_{10}(\gamma_e)\, -3.584 -2.700 -1.405

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.167 -2.275 -0.872
{\rm log}_{10}(\tau_{AGN})\, 0.908 1.331 1.786

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.941 -0.593 -0.294
0.03-0.10 Gyr -1.473 -0.785 -0.300
0.10-0.33 Gyr -1.451 -0.755 -0.245
0.33-1.09 Gyr -1.268 -0.573 -0.105
1.09-3.62 Gyr -1.106 -0.509 -0.231
3.62-11.97 Gyr -1.041 -0.500 -0.271
11.97-13.30 Gyr -1.137 -0.451 0.119

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.410 10.506 10.573
{\rm log}_{10}({\rm SFR}) -1.209 -0.706 -0.290
{\rm log}_{10}({\rm sSFR}) -11.705 -11.204 -10.777
{\rm stellar\ age} 9.286 12.473 12.625

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.102 -0.756 -0.547
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.677 -0.139 0.096

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.377 0.537 0.757
\delta 0.011 0.158 0.282
\tau_1/\tau_2 0.325 0.816 1.332
Q_{PAH} 0.790 1.784 3.490
U_{min} 3.692 9.679 17.545
{\rm log}_{10}(\gamma_e)\, -2.915 -1.943 -1.256

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.229 -2.132 -1.583
{\rm log}_{10}(\tau_{AGN})\, 1.068 1.524 1.898

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.932 -0.486 -0.113
0.03-0.10 Gyr -3.706 -1.362 -0.339
0.10-0.33 Gyr -6.095 -3.142 -0.964
0.33-1.09 Gyr -6.807 -3.489 -1.062
1.09-3.62 Gyr -4.921 -2.567 -0.927
3.62-11.97 Gyr -2.432 -0.835 0.549
11.97-13.30 Gyr 1.036 1.618 1.703