2026cha results

Information

Transient
Name:SN2026cha
Right ascension: 8h32m33.11s
Declination:-26d28m37.90s
Discovery Date:Feb. 6, 2026, 4:01 p.m.
Classification:SN Ic-BL
Redshift:0.039300
MW E(B-V):0.087
Host
Name:
Right ascension: 8h32m33.41s
Declination:-26d28m37.45s
Redshift:None
Photometric Redshift:None
 

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

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 4.5
Transient MWEBV processed 0.18
Host match processed 6.49
Host information processed 0.11
Host MWEBV processed 0.05
Global aperture construction processed 0.71
Global aperture photometry processed 3.83
Validate global photometry processed 11.19
Global host SED inference processed 447.38
Local aperture photometry processed 3.75
Validate local photometry processed 0.02
Local host SED inference processed 400.38
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):8h32m33.11s, -26d28m37.90s
semi major axis, semi minor axis (arcsec):2.57, 2.57
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 39.42 0.76 19.911 0.021 AB
PanSTARRS_r 73.57 1.87 19.233 0.028 AB
PanSTARRS_i 111.98 1.41 18.777 0.014 AB
PanSTARRS_z 141.24 2.52 18.525 0.019 AB
PanSTARRS_y 201.24 7.94 18.141 0.043 AB

Aperture details

RA, DEC (J2000):8h32m33.41s, -26d28m37.36s
semi major axis, semi minor axis (arcsec):4.96, 4.79
angle (degrees, anti-clockwise from east):-34.15
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 430.95 1.46 17.314 0.004 AB
PanSTARRS_r 783.68 3.49 16.665 0.005 AB
PanSTARRS_i 1098.71 2.68 16.298 0.003 AB
PanSTARRS_z 1327.48 4.74 16.092 0.004 AB
PanSTARRS_y 1575.17 14.89 15.907 0.010 AB
2MASS_J 2045.25 152.11 14.728 0.081 Vega
2MASS_H 2381.04 213.98 14.090 0.098 Vega
2MASS_K 1818.08 256.55 13.913 0.153 Vega
WISE_W1 746.62 30.88 14.018 0.045 Vega
WISE_W2 440.92 26.92 13.950 0.066 Vega
WISE_W3 488.04 65.62 12.005 0.146 Vega
WISE_W4 1667.85 429.56 9.225 0.280 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.770 9.045 9.210
{\rm log}_{10}({\rm SFR}) -1.358 -0.754 -0.059
{\rm log}_{10}({\rm sSFR}) -10.544 -9.792 -8.902
{\rm stellar\ age} 2.406 6.144 8.074

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.231 -0.530 -0.084
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.656 -0.225 0.156

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.688 1.248 1.707
\delta -0.386 -0.117 0.168
\tau_1/\tau_2 0.687 1.056 1.413
Q_{PAH} 0.624 1.897 4.131
U_{min} 2.896 8.057 15.052
{\rm log}_{10}(\gamma_e)\, -3.413 -2.153 -0.851

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.060 -2.305 -0.631
{\rm log}_{10}(\tau_{AGN})\, 0.934 1.414 1.868

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.418 -0.785 -0.376
0.03-0.10 Gyr -1.625 -0.807 0.034
0.10-0.33 Gyr -1.952 -0.961 -0.347
0.33-1.09 Gyr -2.112 -1.018 -0.460
1.09-3.60 Gyr -2.168 -1.002 -0.606
3.60-11.91 Gyr -2.263 -0.980 -0.682
11.91-13.23 Gyr -2.263 -1.016 -0.379

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.944 10.012 10.120
{\rm log}_{10}({\rm SFR}) -2.612 -1.470 -0.607
{\rm log}_{10}({\rm sSFR}) -12.659 -11.504 -10.592
{\rm stellar\ age} 7.453 8.359 11.924

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.248 -0.969 -0.760
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.327 -0.467 0.181

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.081 0.234 0.405
\delta -0.855 -0.546 -0.125
\tau_1/\tau_2 0.610 0.988 1.391
Q_{PAH} 0.404 1.191 2.865
U_{min} 3.223 8.884 16.453
{\rm log}_{10}(\gamma_e)\, -3.106 -1.993 -0.696

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.456 -3.508 -2.539
{\rm log}_{10}(\tau_{AGN})\, 1.116 1.620 1.970

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.769 -1.848 -1.088
0.03-0.10 Gyr -3.101 -1.458 -0.487
0.10-0.33 Gyr -3.412 -1.425 -0.457
0.33-1.09 Gyr -3.483 -1.345 -0.509
1.09-3.60 Gyr -2.571 -0.760 -0.096
3.60-11.91 Gyr -0.851 0.133 0.277
11.91-13.23 Gyr -0.393 0.418 1.207