2025snw

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Information

Transient

Name: SN2025snw
Right ascension: 22h00m48.32s
Declination: 43d30m44.62s
Discovery Date: July 23, 2025, 9:21 a.m.
Classification: SN Ia
Redshift: 0.031000
MW E(B-V): 0.339

Host

Name:
Right ascension: 22h00m49.35s
Declination: 43d30m52.39s
Redshift: 0.031128
Photometric Redshift:
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 6.78
Cutout download processed 28.57
Global aperture construction processed 0.8
Local aperture photometry processed 6.25
Global aperture photometry processed 5.25
Validate local photometry processed 0.02
Validate global photometry processed 15.74
Host information processed 0.14
Global host SED inference processed 428.47
Local host SED inference processed 513.1
Transient information processed 0.0
Transient MWEBV processed 0.09
Host MWEBV processed 0.04
Processing status completed N/A N/A
 

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) = 22h00m48.32s, 43d30m44.62s
semi major axis, semi minor axis (arcsec) = 3.21, 3.21
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 -1.22 2.42 AB
SDSS_g 9.78 1.45 21.424 0.161 AB
PanSTARRS_g 9.28 0.92 21.481 0.107 AB
SDSS_r 23.92 1.92 20.453 0.087 AB
PanSTARRS_r 25.23 0.95 20.395 0.041 AB
SDSS_i 39.15 3.31 19.918 0.092 AB
PanSTARRS_i 43.47 1.14 19.805 0.028 AB
PanSTARRS_z 56.52 2.49 19.519 0.048 AB
SDSS_z 63.88 9.0 19.387 0.153 AB
PanSTARRS_y 70.29 6.01 19.283 0.093 AB
2MASS_J 135.64 70.67 17.674 0.566 Vega
2MASS_H 130.22 99.31 17.246 0.828 Vega
2MASS_K 193.27 116.84 16.347 0.656 Vega

Aperture details

RA, DEC (J2000) = 22h00m49.35s, 43d30m52.47s
semi major axis, semi minor axis (arcsec) = 17.3, 7.27
angle (degrees, anti-clockwise from east) = -178.55

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 19.76 5.93 20.660 0.326 AB
SDSS_u 155.92 8.95 18.418 0.062 AB
SDSS_g 914.72 8.79 16.497 0.010 AB
PanSTARRS_g 1042.8 3.25 16.355 0.003 AB
SDSS_r 2461.39 13.76 15.422 0.006 AB
PanSTARRS_r 2568.06 3.44 15.376 0.001 AB
SDSS_i 4170.29 19.39 14.850 0.005 AB
PanSTARRS_i 4247.77 3.99 14.830 0.001 AB
PanSTARRS_z 5753.41 8.81 14.500 0.002 AB
SDSS_z 6136.12 36.47 14.430 0.006 AB
PanSTARRS_y 7408.26 20.98 14.226 0.003 AB
2MASS_J 12431.56 257.69 12.769 0.023 Vega
2MASS_K 14674.92 423.73 11.646 0.031 Vega
WISE_W1 6421.97 110.75 11.682 0.019 Vega
WISE_W2 3963.0 69.1 11.566 0.019 Vega
WISE_W3 12650.61 168.59 8.471 0.014 Vega
WISE_W4 16506.9 1181.64 6.736 0.078 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.511 8.729 8.892
{\rm log}_{10}({\rm SFR}) -1.877 -1.336 -0.836
{\rm log}_{10}({\rm sSFR}) -10.686 -10.043 -9.502
{\rm stellar\ age} 5.500 7.511 9.974

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.683 -1.170 -0.571
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.758 -1.053 0.217

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.796 1.207 1.528
\delta -0.318 0.000 0.297
\tau_1/\tau_2 0.626 0.970 1.346
Q_{PAH} 0.551 2.428 5.259
U_{min} 2.855 7.940 14.789
{\rm log}_{10}(\gamma_e)\, -3.347 -2.402 -1.183

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.729 -1.727 -0.578
{\rm log}_{10}(\tau_{AGN})\, 1.046 1.428 1.830

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.173 -1.394 -0.929
0.03-0.10 Gyr -2.198 -1.400 -0.769
0.10-0.33 Gyr -2.644 -1.562 -1.029
0.33-1.10 Gyr -2.899 -1.637 -1.091
1.10-3.63 Gyr -2.756 -1.494 -1.126
3.63-12.01 Gyr -1.875 -1.251 -0.992
12.01-13.34 Gyr -1.875 -1.119 -0.319

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.532 10.622 10.713
{\rm log}_{10}({\rm SFR}) 0.224 0.606 0.907
{\rm log}_{10}({\rm sSFR}) -10.457 -10.023 -9.697
{\rm stellar\ age} 7.206 8.199 10.944

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.917 -0.638 -0.464
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.825 -0.899 0.239

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.467 0.640 0.818
\delta -0.519 -0.338 -0.151
\tau_1/\tau_2 0.689 1.068 1.469
Q_{PAH} 0.282 0.731 1.378
U_{min} 1.797 5.418 11.392
{\rm log}_{10}(\gamma_e)\, -3.777 -3.343 -2.353

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.333 -3.378 -2.407
{\rm log}_{10}(\tau_{AGN})\, 1.136 1.644 1.971

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.154 0.291 0.551
0.03-0.10 Gyr 0.221 0.690 1.027
0.10-0.33 Gyr -0.202 0.401 0.795
0.33-1.10 Gyr -0.904 -0.004 0.420
1.10-3.63 Gyr -0.768 0.078 0.499
3.63-12.01 Gyr 0.297 0.707 0.854
12.01-13.34 Gyr 0.364 1.007 1.679