2026gv

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Information

Transient

Name: SN2026gv
Right ascension: 1h39m10.68s
Declination: -10d09m23.45s
Discovery Date: Jan. 7, 2026, 2:04 a.m.
Classification: SN Ia
Redshift: 0.070334
MW E(B-V):

Host

Name: 3100394
Right ascension: 1h39m10.72s
Declination: -10d09m23.37s
Redshift: 0.069508
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 1.18
Transient MWEBV processed 0.18
Host match processed 4.12
Host information processed 0.06
Host MWEBV processed 0.04
Global aperture construction processed 0.7
Global aperture photometry processed 6.34
Validate global photometry processed 18.07
Global host SED inference processed 665.9
Local aperture photometry processed 6.08
Validate local photometry processed 0.03
Local host SED inference processed 578.91
 

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) = 1h39m10.68s, -10d09m23.45s
semi major axis, semi minor axis (arcsec) = 1.51, 1.51
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 179.06 3.51 18.268 0.021 AB
DES_g 206.2 0.5 18.114 0.003 AB
PanSTARRS_g 185.95 0.46 18.227 0.003 AB
SDSS_r 439.1 5.49 17.294 0.014 AB
PanSTARRS_r 399.15 0.54 17.397 0.001 AB
DES_r 506.16 0.85 17.139 0.002 AB
SDSS_i 677.82 6.86 16.822 0.011 AB
PanSTARRS_i 600.14 0.58 16.954 0.001 AB
PanSTARRS_z 821.18 1.21 16.614 0.002 AB
SDSS_z 920.04 9.18 16.490 0.011 AB
PanSTARRS_y 875.68 2.23 16.544 0.003 AB

Aperture details

RA, DEC (J2000) = 1h39m10.67s, -10d09m22.95s
semi major axis, semi minor axis (arcsec) = 7.0, 5.6
angle (degrees, anti-clockwise from east) = -80.95

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.39 0.36 23.541 0.281 AB
GALEX_NUV 2.33 0.37 22.980 0.174 AB
SDSS_u 69.91 6.58 19.289 0.102 AB
SDSS_g 418.66 5.71 17.345 0.015 AB
DES_g 461.28 0.8 17.240 0.002 AB
PanSTARRS_g 472.3 1.5 17.214 0.003 AB
SDSS_r 994.9 8.77 16.406 0.010 AB
PanSTARRS_r 995.72 1.65 16.405 0.002 AB
DES_r 1099.52 1.3 16.297 0.001 AB
SDSS_i 1490.42 11.2 15.967 0.008 AB
PanSTARRS_i 1436.64 1.91 16.007 0.001 AB
PanSTARRS_z 1876.09 4.1 15.717 0.002 AB
SDSS_z 2035.48 22.92 15.628 0.012 AB
PanSTARRS_y 2234.19 8.81 15.527 0.004 AB
2MASS_J 3433.35 174.35 14.166 0.055 Vega
2MASS_H 3671.88 246.15 13.620 0.073 Vega
2MASS_K 3393.2 293.41 13.236 0.094 Vega
WISE_W1 1261.3 19.61 13.449 0.017 Vega
WISE_W2 726.96 22.15 13.407 0.033 Vega
WISE_W3 168.94 73.69 13.157 0.474 Vega
WISE_W4 466.25 480.98 10.608 1.120 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.251 10.337 10.466
{\rm log}_{10}({\rm SFR}) -3.138 -1.098 -0.367
{\rm log}_{10}({\rm sSFR}) -13.578 -11.491 -10.680
{\rm stellar\ age} 7.151 8.218 11.998

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.381 -0.935 -0.697
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.740 -1.013 -0.011

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.397 0.559 0.793
\delta -0.889 -0.702 -0.449
\tau_1/\tau_2 0.557 0.968 1.331
Q_{PAH} 0.749 2.878 5.542
U_{min} 3.172 8.783 16.276
{\rm log}_{10}(\gamma_e)\, -3.166 -1.739 -0.414

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.176 -1.119 -0.645
{\rm log}_{10}(\tau_{AGN})\, 1.160 1.546 1.997

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.559 -1.179 -0.540
0.03-0.10 Gyr -4.315 -1.206 -0.336
0.10-0.33 Gyr -4.284 -1.134 -0.142
0.33-1.07 Gyr -4.368 -1.136 -0.149
1.07-3.52 Gyr -3.221 -0.673 0.262
3.52-11.55 Gyr -0.824 0.406 0.603
11.55-12.84 Gyr -0.019 0.797 1.590

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.684 10.807 10.847
{\rm log}_{10}({\rm SFR}) -1.881 -0.976 -0.341
{\rm log}_{10}({\rm sSFR}) -12.670 -11.747 -11.095
{\rm stellar\ age} 7.890 11.896 12.186

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.263 -0.936 -0.728
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.302 -0.514 0.089

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.313 0.440 0.587
\delta -0.922 -0.784 -0.609
\tau_1/\tau_2 0.551 1.038 1.514
Q_{PAH} 1.362 3.304 5.433
U_{min} 3.023 9.271 17.087
{\rm log}_{10}(\gamma_e)\, -2.157 -0.996 -0.371

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.536 -3.584 -2.524
{\rm log}_{10}(\tau_{AGN})\, 1.132 1.646 1.998

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.515 -1.115 -0.509
0.03-0.10 Gyr -3.134 -1.095 -0.253
0.10-0.33 Gyr -4.577 -1.750 -0.457
0.33-1.07 Gyr -5.726 -2.473 -0.517
1.07-3.52 Gyr -4.334 -2.012 -0.247
3.52-11.55 Gyr -2.200 -0.188 0.950
11.55-12.84 Gyr 0.845 1.934 1.993