2026xav results

Information

Transient
Name:SN2026xav
Right ascension: 16h41m43.69s
Declination:14d40m42.02s
Discovery Date:Aug. 2, 2026, 4:13 a.m.
Classification:SN Ia
Redshift:0.052000
MW E(B-V):0.071
Host
Name:J164143.70+144036.59
Object ID:9906626993786618
Catalog Name:decals
Catalog Release:dr9
Right ascension: 16h41m43.70s
Declination:14d40m36.59s
Redshift:None
Photometric Redshift:0.055
Dataset
Version:0
 

Cutout Download Report

Downloadable 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 19.19
Transient MWEBV processed 0.07
Host match processed 5.04
Host information processed 0.12
Host MWEBV processed 0.09
Host spectrum download processed 0.1
Global aperture construction processed 0.67
Global aperture photometry processed 6.94
Validate global photometry processed 19.38
Global host SED inference processed 396.4
Local aperture photometry processed 6.6
Validate local photometry processed 0.03
Local host SED inference processed 403.41
 

Imaging data


 

Spectral Energy Distribution



 

Host Galaxy Spectrum


 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.453 8.602 8.723
{\rm log}_{10}({\rm SFR}) -2.404 -1.588 -0.894
{\rm log}_{10}({\rm sSFR}) -11.017 -10.223 -9.428
{\rm stellar\ age} 4.145 7.003 8.376

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.775 -1.380 -0.844
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.519 -0.527 0.236

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.236 0.645 1.119
\delta -0.649 -0.167 0.192
\tau_1/\tau_2 0.661 0.970 1.277
Q_{PAH} 1.138 2.592 4.426
U_{min} 2.726 7.725 15.237
{\rm log}_{10}(\gamma_e)\, -2.890 -1.897 -0.812

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.248 -2.014 -0.398
{\rm log}_{10}(\tau_{AGN})\, 1.014 1.398 1.835

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.671 -1.638 -1.027
0.03-0.10 Gyr -2.596 -1.663 -0.900
0.10-0.33 Gyr -2.590 -1.726 -0.989
0.33-1.08 Gyr -2.592 -1.722 -1.210
1.08-3.57 Gyr -2.332 -1.487 -1.141
3.57-11.76 Gyr -2.092 -1.303 -1.101
11.76-13.06 Gyr -2.293 -1.311 -0.760

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.837 9.941 10.017
{\rm log}_{10}({\rm SFR}) -1.972 -1.184 -0.634
{\rm log}_{10}({\rm sSFR}) -11.977 -11.157 -10.545
{\rm stellar\ age} 5.590 7.198 8.152

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.891 -1.738 -1.523
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.311 -0.539 0.166

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.102 0.191 0.313
\delta -0.913 -0.728 -0.437
\tau_1/\tau_2 0.677 1.001 1.316
Q_{PAH} 0.684 2.061 4.235
U_{min} 2.769 7.772 15.697
{\rm log}_{10}(\gamma_e)\, -2.746 -1.626 -0.687

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.469 -3.545 -2.441
{\rm log}_{10}(\tau_{AGN})\, 1.201 1.626 1.992

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.408 -1.415 -0.828
0.03-0.10 Gyr -2.062 -1.165 -0.567
0.10-0.33 Gyr -1.627 -0.862 -0.325
0.33-1.08 Gyr -1.258 -0.511 -0.133
1.08-3.57 Gyr -0.515 -0.067 0.281
3.57-11.76 Gyr -0.351 0.092 0.238
11.76-13.06 Gyr -0.761 -0.004 0.480
 

Aperture Photometry


Aperture details

RA, DEC (J2000):16h41m43.69s, 14d40m42.02s
semi major axis, semi minor axis (arcsec):1.97, 1.97
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 3.01 1.89 22.705 0.684 AB
SDSS_g 10.48 1.0 21.349 0.104 AB
DES_g 11.68 0.26 21.231 0.024 AB
PanSTARRS_g 13.88 0.54 21.044 0.042 AB
SDSS_r 20.13 1.46 20.641 0.079 AB
PanSTARRS_r 24.22 0.4 20.439 0.018 AB
DES_r 21.72 0.53 20.558 0.026 AB
SDSS_i 24.75 1.93 20.416 0.085 AB
PanSTARRS_i 34.06 0.55 20.070 0.018 AB
PanSTARRS_z 36.29 1.48 20.000 0.044 AB
SDSS_z 36.0 5.98 20.009 0.180 AB
DES_z 32.67 1.33 20.115 0.044 AB
PanSTARRS_y 43.97 2.71 19.792 0.067 AB

Aperture details

RA, DEC (J2000):16h41m43.90s, 14d40m39.51s
semi major axis, semi minor axis (arcsec):11.1, 3.44
angle (degrees, anti-clockwise from east):225.16
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 10.07 2.5 21.392 0.270 AB
GALEX_NUV 10.44 1.45 21.353 0.151 AB
SDSS_u 106.92 6.41 18.827 0.065 AB
DES_g 346.97 1.27 17.549 0.004 AB
PanSTARRS_g 345.57 1.72 17.554 0.005 AB
SDSS_r 578.96 6.87 16.993 0.013 AB
PanSTARRS_r 578.79 1.28 16.994 0.002 AB
DES_r 617.18 2.55 16.924 0.004 AB
SDSS_i 735.33 8.39 16.734 0.012 AB
PanSTARRS_i 736.46 1.73 16.732 0.003 AB
SDSS_z 900.65 19.69 16.514 0.024 AB
DES_z 876.98 6.28 16.543 0.008 AB
PanSTARRS_y 869.39 8.37 16.552 0.010 AB
2MASS_J 659.94 171.65 15.956 0.282 Vega
2MASS_H 945.67 275.48 15.093 0.316 Vega
2MASS_K 938.67 300.74 14.631 0.348 Vega
WISE_W1 329.05 18.76 14.908 0.062 Vega
WISE_W2 185.14 19.87 14.892 0.117 Vega
WISE_W3 253.26 86.51 12.717 0.371 Vega
WISE_W4 322.53 451.6 11.009 1.520 Vega