2026cch results

Information

Transient
Name:SN2026cch
Right ascension: 15h20m51.87s
Declination:26d37m35.57s
Discovery Date:Jan. 31, 2026, 11:45 a.m.
Classification:SN Ia
Redshift:0.060000
MW E(B-V):0.031
Host
Name:
Right ascension: 15h20m51.93s
Declination:26d37m37.53s
Redshift:None
Photometric Redshift:0.080
 

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_i
DES_z
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download failed 6.03
Transient MWEBV not processed 0.1
Host match not processed 5.59
Host information not processed 0.07
Host MWEBV not processed 0.05
Global aperture construction not processed 0.63
Global aperture photometry not processed 6.03
Validate global photometry not processed 19.14
Global host SED inference not processed 483.44
Local aperture photometry not processed 5.81
Validate local photometry not processed 0.03
Local host SED inference not processed 430.79
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):15h20m51.86s, 26d37m35.92s
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 30.47 0.32 20.190 0.011 AB
PanSTARRS_g 26.04 0.35 20.361 0.015 AB
SDSS_r 56.43 2.02 19.521 0.039 AB
PanSTARRS_r 55.39 0.4 19.541 0.008 AB
DES_r 71.16 0.82 19.269 0.012 AB
SDSS_i 90.57 2.6 19.008 0.031 AB
PanSTARRS_i 77.79 0.51 19.173 0.007 AB
PanSTARRS_z 98.87 0.86 18.912 0.009 AB
SDSS_z 116.86 5.36 18.731 0.050 AB
DES_z 131.32 3.29 18.604 0.027 AB
PanSTARRS_y 127.19 1.88 18.639 0.016 AB

Aperture details

RA, DEC (J2000):15h20m51.92s, 26d37m37.73s
semi major axis, semi minor axis (arcsec):9.56, 4.67
angle (degrees, anti-clockwise from east):-42.74
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 4.84 1.74 22.187 0.389 AB
GALEX_NUV 7.85 0.68 21.663 0.094 AB
SDSS_u 80.44 6.06 19.136 0.082 AB
SDSS_g 275.49 4.65 17.800 0.018 AB
DES_g 291.94 1.07 17.737 0.004 AB
PanSTARRS_g 283.32 1.71 17.769 0.007 AB
SDSS_r 559.01 6.72 17.031 0.013 AB
PanSTARRS_r 585.18 1.92 16.982 0.004 AB
DES_r 642.81 2.58 16.880 0.004 AB
SDSS_i 832.02 8.58 16.600 0.011 AB
PanSTARRS_i 826.94 2.49 16.606 0.003 AB
PanSTARRS_z 1010.77 4.21 16.388 0.005 AB
SDSS_z 1235.02 24.81 16.171 0.022 AB
DES_z 1152.81 9.97 16.246 0.009 AB
PanSTARRS_y 1291.06 9.33 16.123 0.008 AB
2MASS_J 1447.74 145.65 15.103 0.109 Vega
2MASS_H 2049.33 249.98 14.253 0.132 Vega
2MASS_K 1850.22 219.96 13.894 0.129 Vega
WISE_W1 710.59 15.48 14.072 0.024 Vega
WISE_W2 421.4 17.61 13.999 0.045 Vega
WISE_W3 434.15 58.67 12.132 0.147 Vega
WISE_W4 207.43 309.45 11.488 1.620 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.394 9.505 9.609
{\rm log}_{10}({\rm SFR}) -1.303 -0.719 -0.195
{\rm log}_{10}({\rm sSFR}) -10.853 -10.223 -9.620
{\rm stellar\ age} 5.106 6.690 8.090

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.866 -0.259 0.033
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.939 0.131 0.366

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.298 0.668 1.124
\delta -0.731 -0.385 -0.056
\tau_1/\tau_2 0.789 1.103 1.450
Q_{PAH} 1.530 3.736 5.760
U_{min} 2.765 7.612 14.196
{\rm log}_{10}(\gamma_e)\, -3.119 -1.962 -0.722

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.237 -0.854 -0.295
{\rm log}_{10}(\tau_{AGN})\, 0.986 1.472 1.943

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.152 -0.679 -0.255
0.03-0.10 Gyr -1.541 -0.792 -0.147
0.10-0.33 Gyr -1.533 -0.825 -0.284
0.33-1.07 Gyr -1.301 -0.647 -0.211
1.07-3.50 Gyr -0.906 -0.451 -0.219
3.50-11.43 Gyr -0.749 -0.411 -0.234
11.43-12.70 Gyr -0.996 -0.391 0.167

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.530 10.587 10.687
{\rm log}_{10}({\rm SFR}) -1.490 -0.734 -0.118
{\rm log}_{10}({\rm sSFR}) -12.230 -11.350 -10.688
{\rm stellar\ age} 7.519 9.010 11.919

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.877 -0.622 -0.479
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.158 0.272 0.428

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.144 0.248 0.407
\delta -0.806 -0.411 -0.030
\tau_1/\tau_2 0.535 0.912 1.312
Q_{PAH} 0.408 1.226 2.988
U_{min} 3.077 9.043 17.375
{\rm log}_{10}(\gamma_e)\, -2.368 -1.205 -0.364

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.486 -3.542 -2.489
{\rm log}_{10}(\tau_{AGN})\, 1.197 1.670 2.009

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.653 -1.410 -0.777
0.03-0.10 Gyr -1.522 -0.646 0.029
0.10-0.33 Gyr -2.459 -0.798 -0.111
0.33-1.07 Gyr -3.830 -1.293 -0.438
1.07-3.50 Gyr -3.002 -0.989 -0.100
3.50-11.43 Gyr -0.910 0.687 0.855
11.43-12.70 Gyr 0.368 1.278 1.819