2025dby results

Information

Transient
Name:SN2025dby
Right ascension: 12h57m59.53s
Declination:9d56m51.52s
Discovery Date:March 1, 2025, 2:36 p.m.
Classification:SN Ia
Redshift:0.054930
MW E(B-V):0.019
Host
Name:SDSSJ125800.05+09565
Right ascension: 12h58m00.00s
Declination:9d56m54.82s
Redshift:0.054878
Photometric Redshift:0.055
 

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_r
DES_z
DES_g
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 27.87
Transient MWEBV processed 0.05
Host match processed 4.38
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 0.66
Global aperture photometry processed 5.9
Validate global photometry processed 14.9
Global host SED inference processed 396.2
Local aperture photometry processed 6.8
Validate local photometry processed 0.02
Local host SED inference processed 437.35
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):12h57m59.53s, 9d56m51.52s
semi major axis, semi minor axis (arcsec):1.88, 1.88
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 1.92 1.43 23.192 0.809 AB
SDSS_g 9.47 0.94 21.459 0.108 AB
PanSTARRS_g 6.51 0.36 21.866 0.060 AB
SDSS_r 13.34 1.23 21.087 0.100 AB
PanSTARRS_r 13.61 0.43 21.065 0.034 AB
DES_r 13.86 0.38 21.046 0.030 AB
SDSS_i 17.63 1.68 20.784 0.103 AB
PanSTARRS_i 17.95 0.63 20.765 0.038 AB
PanSTARRS_z 18.23 1.1 20.748 0.065 AB
SDSS_z 28.91 5.79 20.247 0.218 AB
DES_z 19.13 1.11 20.696 0.063 AB
PanSTARRS_y 19.47 2.09 20.676 0.117 AB

Aperture details

RA, DEC (J2000):12h58m00.10s, 9d56m55.30s
semi major axis, semi minor axis (arcsec):15.9, 10.95
angle (degrees, anti-clockwise from east):-143.4
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 136.43 9.32 18.563 0.074 AB
GALEX_NUV 162.34 4.57 18.374 0.031 AB
SDSS_u 364.76 10.8 17.495 0.032 AB
SDSS_g 1029.47 9.06 16.368 0.010 AB
PanSTARRS_g 977.22 2.6 16.425 0.003 AB
SDSS_r 1561.85 11.64 15.916 0.008 AB
PanSTARRS_r 1490.31 3.14 15.967 0.002 AB
DES_r 1631.67 3.55 15.868 0.002 AB
SDSS_i 1924.72 14.61 15.689 0.008 AB
PanSTARRS_i 1961.85 4.57 15.668 0.003 AB
PanSTARRS_z 2112.28 7.76 15.588 0.004 AB
SDSS_z 2313.57 41.57 15.489 0.020 AB
DES_z 2185.58 10.79 15.551 0.005 AB
WISE_W1 1408.35 25.92 13.329 0.020 Vega
WISE_W2 852.39 33.14 13.234 0.042 Vega
WISE_W3 4824.78 154.39 9.517 0.035 Vega
WISE_W4 6369.94 1012.66 7.770 0.173 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.315 8.439 8.576
{\rm log}_{10}({\rm SFR}) -2.334 -1.784 -1.117
{\rm log}_{10}({\rm sSFR}) -10.800 -10.245 -9.540
{\rm stellar\ age} 5.911 7.328 8.940

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.755 -1.307 -0.732
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.687 -0.440 0.252

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.319 0.661 1.115
\delta -0.368 -0.019 0.230
\tau_1/\tau_2 0.727 1.053 1.423
Q_{PAH} 0.809 2.351 4.648
U_{min} 3.039 8.546 15.272
{\rm log}_{10}(\gamma_e)\, -3.014 -2.083 -1.027

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.150 -0.266 0.172
{\rm log}_{10}(\tau_{AGN})\, 1.145 1.458 1.875

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.450 -1.771 -1.191
0.03-0.10 Gyr -2.528 -1.866 -1.094
0.10-0.33 Gyr -2.686 -1.974 -1.421
0.33-1.08 Gyr -2.824 -2.022 -1.527
1.08-3.56 Gyr -2.405 -1.662 -1.351
3.56-11.72 Gyr -1.837 -1.457 -1.275
11.72-13.02 Gyr -1.974 -1.361 -0.764

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.237 10.301 10.400
{\rm log}_{10}({\rm SFR}) 0.080 0.283 0.484
{\rm log}_{10}({\rm sSFR}) -10.236 -10.027 -9.817
{\rm stellar\ age} 5.820 6.790 7.747

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.166 -0.813 -0.589
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.119 0.306 0.418

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.176 0.279 0.409
\delta -0.184 0.079 0.273
\tau_1/\tau_2 0.705 0.998 1.316
Q_{PAH} 1.410 2.620 4.361
U_{min} 2.669 7.876 14.694
{\rm log}_{10}(\gamma_e)\, -2.178 -1.480 -0.875

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.234 -3.169 -2.179
{\rm log}_{10}(\tau_{AGN})\, 1.055 1.586 1.979

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.242 -0.007 0.127
0.03-0.10 Gyr 0.113 0.369 0.608
0.10-0.33 Gyr 0.166 0.425 0.645
0.33-1.08 Gyr 0.012 0.317 0.501
1.08-3.56 Gyr 0.038 0.357 0.551
3.56-11.72 Gyr 0.214 0.405 0.544
11.72-13.02 Gyr -0.054 0.417 0.866