2025nou results

Information

Transient
Name:SN2025nou
Right ascension: 22h04m14.05s
Declination:-1d59m50.95s
Discovery Date:June 15, 2025, 8:43 a.m.
Classification:SN Ia
Redshift:0.040716
MW E(B-V):0.137
Host
Name:
Right ascension: 22h04m14.17s
Declination:-1d59m49.50s
Redshift:0.040716
Photometric Redshift:0.055
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
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
 GALEX_NUV
GALEX_FUV
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 26.78
Transient MWEBV processed 0.12
Host match processed 6.95
Host information processed 0.15
Host MWEBV processed 0.05
Global aperture construction processed 0.63
Global aperture photometry processed 6.31
Validate global photometry processed 16.1
Global host SED inference processed 439.67
Local aperture photometry processed 7.09
Validate local photometry processed 0.03
Local host SED inference processed 549.26
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):22h04m14.05s, -1d59m50.95s
semi major axis, semi minor axis (arcsec):2.49, 2.49
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 35.06 2.69 20.038 0.083 AB
SDSS_g 135.8 3.11 18.568 0.025 AB
DES_g 155.67 0.81 18.419 0.006 AB
PanSTARRS_g 157.49 0.69 18.407 0.005 AB
SDSS_r 294.99 4.6 17.725 0.017 AB
PanSTARRS_r 342.44 0.67 17.564 0.002 AB
DES_r 386.53 1.05 17.432 0.003 AB
SDSS_i 458.1 5.89 17.248 0.014 AB
PanSTARRS_i 505.04 0.75 17.142 0.002 AB
PanSTARRS_z 676.11 1.78 16.825 0.003 AB
SDSS_z 646.52 10.92 16.874 0.018 AB
DES_z 728.96 4.18 16.743 0.006 AB
PanSTARRS_y 826.11 4.96 16.607 0.007 AB

Aperture details

RA, DEC (J2000):22h04m14.16s, -1d59m48.96s
semi major axis, semi minor axis (arcsec):10.87, 6.75
angle (degrees, anti-clockwise from east):-27.66
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 132.83 8.39 18.592 0.069 AB
SDSS_g 545.92 6.57 17.057 0.013 AB
DES_g 595.53 1.66 16.963 0.003 AB
PanSTARRS_g 577.12 2.27 16.997 0.004 AB
SDSS_r 1185.83 9.78 16.215 0.009 AB
PanSTARRS_r 1166.57 2.1 16.233 0.002 AB
DES_r 1328.92 2.11 16.091 0.002 AB
SDSS_i 1772.67 12.84 15.778 0.008 AB
PanSTARRS_i 1761.67 2.38 15.785 0.001 AB
PanSTARRS_z 2285.24 5.84 15.503 0.003 AB
SDSS_z 2578.06 32.81 15.372 0.014 AB
DES_z 2409.84 7.9 15.445 0.004 AB
PanSTARRS_y 2714.31 16.81 15.316 0.007 AB
2MASS_J 3553.79 206.39 14.128 0.063 Vega
2MASS_H 4475.63 328.4 13.405 0.080 Vega
2MASS_K 3667.57 349.99 13.151 0.104 Vega
WISE_W1 1969.34 29.98 12.965 0.017 Vega
WISE_W2 1251.11 32.92 12.818 0.029 Vega
WISE_W3 4959.21 153.12 9.487 0.034 Vega
WISE_W4 14664.82 1238.99 6.864 0.092 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.671 9.785 9.925
{\rm log}_{10}({\rm SFR}) -0.766 -0.320 0.134
{\rm log}_{10}({\rm sSFR}) -10.635 -10.154 -9.580
{\rm stellar\ age} 5.954 7.593 9.907

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.216 -0.534 -0.264
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.846 -1.328 0.152

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.448 0.761 1.216
\delta -0.747 -0.421 -0.149
\tau_1/\tau_2 0.517 0.857 1.248
Q_{PAH} 0.535 1.981 3.718
U_{min} 2.551 7.685 14.708
{\rm log}_{10}(\gamma_e)\, -3.572 -2.597 -1.384

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.425 -3.298 -1.286
{\rm log}_{10}(\tau_{AGN})\, 0.918 1.387 1.907

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.497 -0.203 0.135
0.03-0.10 Gyr -1.360 -0.445 0.156
0.10-0.33 Gyr -1.753 -0.731 -0.107
0.33-1.09 Gyr -1.685 -0.657 -0.171
1.09-3.60 Gyr -1.528 -0.449 -0.062
3.60-11.89 Gyr -0.590 -0.138 0.052
11.89-13.21 Gyr -0.646 -0.001 0.721

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.159 10.341 10.460
{\rm log}_{10}({\rm SFR}) -3.010 -1.023 0.499
{\rm log}_{10}({\rm sSFR}) -13.222 -11.513 -9.698
{\rm stellar\ age} 6.560 7.750 10.727

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.096 -0.714 -0.465
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.639 -0.586 0.232

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.331 0.514 0.721
\delta -0.677 0.020 0.294
\tau_1/\tau_2 0.566 0.988 1.392
Q_{PAH} 0.607 1.627 3.856
U_{min} 3.232 8.992 17.047
{\rm log}_{10}(\gamma_e)\, -2.484 -1.432 -0.630

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.311 -2.104 -1.406
{\rm log}_{10}(\tau_{AGN})\, 1.126 1.611 1.977

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.367 -1.268 -0.189
0.03-0.10 Gyr -3.920 -1.081 0.629
0.10-0.33 Gyr -4.114 -1.149 0.293
0.33-1.09 Gyr -3.652 -1.006 0.051
1.09-3.60 Gyr -1.991 -0.068 0.422
3.60-11.89 Gyr -0.269 0.387 0.670
11.89-13.21 Gyr -0.852 0.470 1.400