2025gnn results

Information

Transient
Name:SN2025gnn
Right ascension: 10h43m37.08s
Declination:0d37m24.33s
Discovery Date:April 2, 2025, 2:47 a.m.
Classification:SN Ia
Redshift:0.080000
MW E(B-V):0.045
Host
Name:2025gnn
Right ascension: 10h43m37.24s
Declination:0d37m24.48s
Redshift:None
Photometric Redshift:0.246
 

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 0.73
Transient MWEBV processed 0.04
Host match processed 2.05
Host information processed 0.09
Host MWEBV processed 0.04
Global aperture construction processed 0.66
Global aperture photometry processed 6.5
Validate global photometry processed 19.66
Global host SED inference processed 566.14
Local aperture photometry processed 6.5
Validate local photometry processed 0.03
Local host SED inference processed 498.77
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):10h43m37.08s, 0d37m24.33s
semi major axis, semi minor axis (arcsec):1.33, 1.33
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 3.07 0.11 22.681 0.037 AB
PanSTARRS_g 3.04 0.34 22.694 0.123 AB
SDSS_r 4.49 0.78 22.271 0.189 AB
PanSTARRS_r 4.31 0.41 22.313 0.103 AB
DES_r 4.98 0.19 22.157 0.041 AB
SDSS_i 4.65 1.09 22.233 0.256 AB
PanSTARRS_i 4.54 0.4 22.256 0.096 AB
PanSTARRS_z 5.84 0.76 21.984 0.141 AB
SDSS_z 4.87 3.06 22.181 0.682 AB
DES_z 6.59 0.42 21.852 0.069 AB
PanSTARRS_y 5.42 1.96 22.066 0.394 AB

Aperture details

RA, DEC (J2000):10h43m37.23s, 0d37m24.57s
semi major axis, semi minor axis (arcsec):2.3, 2.08
angle (degrees, anti-clockwise from east):-138.04
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 0.42 0.34 24.832 0.869 AB
GALEX_NUV 1.4 0.42 23.536 0.323 AB
SDSS_u 5.33 1.42 22.084 0.290 AB
SDSS_g 17.62 1.23 20.785 0.076 AB
DES_g 18.07 0.21 20.757 0.013 AB
PanSTARRS_g 18.27 0.58 20.746 0.034 AB
SDSS_r 24.69 1.58 20.419 0.070 AB
PanSTARRS_r 23.16 0.66 20.488 0.031 AB
DES_r 26.52 0.37 20.341 0.015 AB
SDSS_i 25.97 2.0 20.364 0.084 AB
PanSTARRS_i 24.7 0.63 20.418 0.028 AB
PanSTARRS_z 25.8 1.18 20.371 0.050 AB
SDSS_z 20.5 5.08 20.620 0.269 AB
DES_z 29.63 0.8 20.221 0.029 AB
PanSTARRS_y 23.93 3.01 20.453 0.137 AB
2MASS_J 102.92 88.74 17.974 0.936 Vega
2MASS_H 59.62 118.71 18.094 2.162 Vega
2MASS_K -94.96 167.07 Vega
WISE_W1 7.73 9.97 18.981 1.401 Vega
WISE_W2 9.06 12.58 18.168 1.508 Vega
WISE_W3 -54.33 59.86 Vega
WISE_W4 -767.86 391.09 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.691 7.976 8.154
{\rm log}_{10}({\rm SFR}) -1.878 -1.268 -0.549
{\rm log}_{10}({\rm sSFR}) -9.942 -9.174 -8.184
{\rm stellar\ age} 0.320 3.531 6.091

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.343 -0.458 0.015
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.567 -0.800 0.074

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.415 0.827 1.467
\delta -0.120 0.141 0.311
\tau_1/\tau_2 0.671 1.086 1.490
Q_{PAH} 1.362 3.364 5.635
U_{min} 3.089 8.483 15.856
{\rm log}_{10}(\gamma_e)\, -2.717 -1.614 -0.602

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.973 -0.006 0.357
{\rm log}_{10}(\tau_{AGN})\, 1.108 1.535 1.969

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.142 -1.519 -0.959
0.03-0.10 Gyr -1.979 -1.255 -0.434
0.10-0.33 Gyr -2.079 -1.340 -0.779
0.33-1.07 Gyr -3.699 -1.709 -1.296
1.07-3.50 Gyr -4.612 -2.127 -1.660
3.50-11.43 Gyr -5.177 -2.368 -1.816
11.43-12.70 Gyr -5.155 -2.407 -1.691

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.228 8.439 8.608
{\rm log}_{10}({\rm SFR}) -2.709 -1.423 -0.256
{\rm log}_{10}({\rm sSFR}) -11.286 -9.940 -8.627
{\rm stellar\ age} 0.220 1.200 4.128

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.787 -1.322 -0.427
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.694 -0.968 0.134

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.103 0.338 0.685
\delta -0.830 -0.506 -0.150
\tau_1/\tau_2 0.603 1.038 1.470
Q_{PAH} 1.757 3.888 5.860
U_{min} 3.791 10.336 18.655
{\rm log}_{10}(\gamma_e)\, -2.699 -1.488 -0.416

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.741 -0.574 0.029
{\rm log}_{10}(\tau_{AGN})\, 1.028 1.548 1.922

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.603 -1.888 -1.190
0.03-0.10 Gyr -3.268 -1.399 -0.105
0.10-0.33 Gyr -2.064 -0.695 -0.011
0.33-1.07 Gyr -3.449 -0.907 -0.412
1.07-3.50 Gyr -5.325 -2.418 -1.145
3.50-11.43 Gyr -6.422 -3.055 -1.637
11.43-12.70 Gyr -6.863 -2.947 -1.533