2025chq results

Information

Transient
Name:SN2025chq
Right ascension: 8h45m11.29s
Declination:-8d24m51.53s
Discovery Date:Feb. 20, 2025, 7:13 a.m.
Classification:SN Ia
Redshift:0.072000
MW E(B-V):0.028
Host
Name:2025chq
Right ascension: 8h45m11.42s
Declination:-8d24m42.51s
Redshift:0.100010
Photometric Redshift:0.099
 

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
DES_g
DES_z
GALEX_NUV
GALEX_FUV
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_r
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 1.24
Transient MWEBV processed 0.05
Host match processed 2.14
Host information processed 0.1
Host MWEBV processed 0.05
Global aperture construction processed 0.16
Global aperture photometry processed 1.52
Validate global photometry processed 2.45
Global host SED inference processed 594.47
Local aperture photometry processed 1.44
Validate local photometry processed 0.02
Local host SED inference processed 461.13
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):8h45m11.29s, -8d24m51.53s
semi major axis, semi minor axis (arcsec):1.46, 1.46
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 3.57 0.17 22.519 0.050 AB
PanSTARRS_g 2.26 0.4 23.013 0.192 AB
PanSTARRS_r 4.73 0.43 22.213 0.099 AB
PanSTARRS_i 4.99 0.58 22.156 0.126 AB
PanSTARRS_z 6.51 1.08 21.866 0.180 AB
DES_z 10.27 0.55 21.371 0.058 AB
PanSTARRS_y 7.7 3.52 21.683 0.497 AB

Aperture details

RA, DEC (J2000):8h45m11.41s, -8d24m42.57s
semi major axis, semi minor axis (arcsec):13.59, 4.54
angle (degrees, anti-clockwise from east):-19.94
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 367.09 1.34 17.488 0.004 AB
PanSTARRS_g 375.58 2.34 17.463 0.007 AB
PanSTARRS_r 779.82 2.51 16.670 0.003 AB
PanSTARRS_i 1138.71 3.4 16.259 0.003 AB
PanSTARRS_z 1350.89 5.87 16.073 0.005 AB
DES_z 1573.07 4.98 15.908 0.003 AB
PanSTARRS_y 1528.77 21.29 15.939 0.015 AB
2MASS_H 3403.68 264.12 13.703 0.084 Vega
WISE_W4 15782.74 1137.09 6.785 0.078 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.550 7.989 8.248
{\rm log}_{10}({\rm SFR}) -1.446 -0.957 -0.578
{\rm log}_{10}({\rm sSFR}) -9.625 -8.949 -8.138
{\rm stellar\ age} 0.374 4.221 6.502

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.884 -0.207 0.083
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.408 -0.484 0.074

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.775 1.199 1.669
\delta -0.164 0.086 0.261
\tau_1/\tau_2 0.788 1.191 1.597
Q_{PAH} 1.390 3.167 5.319
U_{min} 3.000 8.499 15.680
{\rm log}_{10}(\gamma_e)\, -2.796 -1.614 -0.633

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.225 -0.956 -0.038
{\rm log}_{10}(\tau_{AGN})\, 0.963 1.450 1.827

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.439 -0.821 -0.465
0.03-0.10 Gyr -1.876 -1.167 -0.597
0.10-0.33 Gyr -2.505 -1.583 -1.032
0.33-1.07 Gyr -3.791 -1.881 -1.420
1.07-3.52 Gyr -4.465 -2.138 -1.608
3.52-11.52 Gyr -4.832 -2.277 -1.713
11.52-12.80 Gyr -4.898 -2.332 -1.588

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.645 10.742 10.855
{\rm log}_{10}({\rm SFR}) -0.759 0.212 0.625
{\rm log}_{10}({\rm sSFR}) -11.573 -10.531 -10.106
{\rm stellar\ age} 7.496 8.897 11.982

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.209 -0.721 -0.395
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.699 -0.298 0.281

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.362 0.786 1.088
\delta -0.118 0.185 0.335
\tau_1/\tau_2 0.498 0.936 1.418
Q_{PAH} 0.710 2.103 4.161
U_{min} 2.727 8.101 16.034
{\rm log}_{10}(\gamma_e)\, -3.259 -2.132 -1.207

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.749 -1.149 -0.416
{\rm log}_{10}(\tau_{AGN})\, 1.089 1.498 1.813

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.686 0.156 0.599
0.03-0.10 Gyr -1.731 0.131 0.669
0.10-0.33 Gyr -2.815 -0.511 0.257
0.33-1.07 Gyr -3.592 -0.864 -0.007
1.07-3.52 Gyr -2.781 -0.544 0.346
3.52-11.52 Gyr -0.828 0.791 0.994
11.52-12.80 Gyr 0.506 1.380 1.947