2025chq

Download data

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
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 2.14
Cutout download processed 1.24
Global aperture construction processed 0.16
Local aperture photometry processed 1.44
Global aperture photometry processed 1.52
Validate local photometry processed 0.02
Validate global photometry processed 2.45
Host information processed 0.1
Global host SED inference processed 594.47
Local host SED inference processed 461.13
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.05
Processing status completed N/A N/A
 

Cutout Download Report

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:
 

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
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

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