2026chr results

Information

Transient
Name:SN2026chr
Right ascension: 9h21m05.12s
Declination:6d11m47.57s
Discovery Date:Feb. 5, 2026, 2:44 p.m.
Classification:SN Ia
Redshift:0.054000
MW E(B-V):0.047
Host
Name:26458
Right ascension: 9h21m04.97s
Declination:6d11m44.10s
Redshift:0.053572
Photometric Redshift:None
 

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_z
 DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 18.45
Transient MWEBV processed 0.05
Host match processed 5.55
Host information processed 0.06
Host MWEBV processed 0.1
Global aperture construction processed 0.65
Global aperture photometry processed 5.73
Validate global photometry processed 19.19
Global host SED inference processed 507.83
Local aperture photometry processed 5.46
Validate local photometry processed 0.03
Local host SED inference processed 442.66
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):9h21m05.12s, 6d11m47.57s
semi major axis, semi minor axis (arcsec):1.92, 1.92
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 17.2 1.8 20.811 0.114 AB
SDSS_g 73.8 2.29 19.230 0.034 AB
DES_g 82.04 0.71 19.115 0.009 AB
PanSTARRS_g 83.58 0.5 19.095 0.006 AB
SDSS_r 157.41 3.35 18.407 0.023 AB
PanSTARRS_r 169.97 0.45 18.324 0.003 AB
DES_r 168.85 1.32 18.331 0.008 AB
SDSS_i 234.86 4.18 17.973 0.019 AB
PanSTARRS_i 246.16 0.81 17.922 0.004 AB
PanSTARRS_z 292.49 1.17 17.735 0.004 AB
SDSS_z 317.46 6.02 17.646 0.021 AB
DES_z 304.74 3.44 17.690 0.012 AB
PanSTARRS_y 371.34 2.74 17.476 0.008 AB

Aperture details

RA, DEC (J2000):9h21m04.95s, 6d11m44.55s
semi major axis, semi minor axis (arcsec):15.46, 14.61
angle (degrees, anti-clockwise from east):-75.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 50.54 2.03 19.641 0.044 AB
SDSS_u 380.29 12.87 17.450 0.037 AB
SDSS_g 1863.17 11.88 15.724 0.007 AB
DES_g 2007.65 3.61 15.643 0.002 AB
PanSTARRS_g 1986.96 3.68 15.655 0.002 AB
SDSS_r 3901.58 17.33 14.922 0.005 AB
PanSTARRS_r 4020.72 3.27 14.889 0.001 AB
DES_r 4355.13 6.9 14.802 0.002 AB
SDSS_i 5696.08 22.02 14.511 0.004 AB
PanSTARRS_i 5733.84 6.08 14.504 0.001 AB
PanSTARRS_z 7041.41 8.9 14.281 0.001 AB
SDSS_z 7208.35 37.55 14.255 0.006 AB
DES_z 7685.0 17.65 14.186 0.002 AB
2MASS_J 10797.47 447.46 12.922 0.045 Vega
2MASS_H 13714.58 642.29 12.189 0.051 Vega
2MASS_K 11866.39 775.74 11.876 0.071 Vega
WISE_W1 5502.58 48.95 11.850 0.010 Vega
WISE_W3 4006.46 186.04 9.719 0.050 Vega
WISE_W4 2253.21 879.03 8.898 0.424 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.599 9.733 9.872
{\rm log}_{10}({\rm SFR}) -1.631 -0.833 -0.187
{\rm log}_{10}({\rm sSFR}) -11.381 -10.575 -9.951
{\rm stellar\ age} 6.398 7.841 11.041

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.630 -1.112 -0.624
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.406 0.003 0.302

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.405 0.940 1.291
\delta -0.451 -0.089 0.202
\tau_1/\tau_2 0.654 1.010 1.350
Q_{PAH} 0.651 2.100 4.290
U_{min} 2.757 8.141 14.940
{\rm log}_{10}(\gamma_e)\, -3.358 -2.238 -0.860

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.727 -1.464 -0.278
{\rm log}_{10}(\tau_{AGN})\, 0.931 1.377 1.909

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.661 -0.903 -0.355
0.03-0.10 Gyr -1.925 -0.877 -0.109
0.10-0.33 Gyr -2.071 -0.915 -0.206
0.33-1.08 Gyr -2.188 -0.903 -0.310
1.08-3.57 Gyr -2.024 -0.631 -0.164
3.57-11.74 Gyr -0.818 -0.210 -0.002
11.74-13.04 Gyr -0.604 0.052 0.826

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.030 11.095 11.168
{\rm log}_{10}({\rm SFR}) -0.625 -0.003 0.419
{\rm log}_{10}({\rm sSFR}) -11.746 -11.073 -10.639
{\rm stellar\ age} 8.155 10.770 12.320

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.696 -0.521 -0.385
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.858 -1.198 0.214

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.122 0.238 0.386
\delta -0.734 -0.414 -0.115
\tau_1/\tau_2 0.409 0.930 1.443
Q_{PAH} 0.176 0.578 1.756
U_{min} 2.936 7.867 15.171
{\rm log}_{10}(\gamma_e)\, -3.424 -2.792 -1.984

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.595 -1.875 -1.466
{\rm log}_{10}(\tau_{AGN})\, 0.954 1.214 1.628

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.320 0.145 0.541
0.03-0.10 Gyr -2.311 -0.322 0.396
0.10-0.33 Gyr -3.173 -0.636 0.208
0.33-1.08 Gyr -3.548 -0.821 -0.037
1.08-3.57 Gyr -2.732 -0.659 0.192
3.57-11.74 Gyr -0.708 0.932 1.292
11.74-13.04 Gyr 1.290 2.068 2.295