2025yak

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Information

Transient

Name: SN2025yak
Right ascension: 22h47m04.51s
Declination: 28d36m48.70s
Discovery Date: Sept. 20, 2025, 7:08 a.m.
Classification: SN Ia
Redshift: 0.055530
MW E(B-V): 0.056

Host

Name:
Right ascension: 22h47m04.48s
Declination: 28d36m48.94s
Redshift: 0.055528
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 16.94
Transient MWEBV processed 0.14
Host match processed 5.81
Host information processed 0.04
Host MWEBV processed 0.04
Global aperture construction processed 0.62
Global aperture photometry processed 6.98
Validate global photometry processed 17.57
Global host SED inference processed 364.97
Local aperture photometry processed 6.27
Validate local photometry processed 0.03
Local host SED inference processed 546.68
 

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) = 22h47m04.51s, 28d36m48.70s
semi major axis, semi minor axis (arcsec) = 1.86, 1.86
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 23.47 1.9 20.474 0.088 AB
SDSS_g 116.41 2.84 18.735 0.027 AB
DES_g 122.49 0.5 18.680 0.004 AB
PanSTARRS_g 125.47 0.54 18.654 0.005 AB
SDSS_r 324.74 4.8 17.621 0.016 AB
PanSTARRS_r 323.64 0.64 17.625 0.002 AB
DES_r 371.93 1.84 17.474 0.005 AB
SDSS_i 552.54 6.34 17.044 0.012 AB
PanSTARRS_i 543.58 0.74 17.062 0.001 AB
PanSTARRS_z 762.97 1.51 16.694 0.002 AB
SDSS_z 868.79 9.49 16.553 0.012 AB
DES_z 911.56 5.9 16.501 0.007 AB
PanSTARRS_y 1010.11 3.53 16.389 0.004 AB

Aperture details

RA, DEC (J2000) = 22h47m04.47s, 28d36m48.93s
semi major axis, semi minor axis (arcsec) = 12.99, 4.5
angle (degrees, anti-clockwise from east) = -170.0

Warning: possible contaminating objects in the global aperture
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 13.85 2.94 21.046 0.230 AB
GALEX_NUV 13.88 2.39 21.044 0.187 AB
SDSS_u 95.59 6.69 18.949 0.076 AB
SDSS_g 412.16 5.68 17.362 0.015 AB
DES_g 463.58 1.02 17.235 0.002 AB
PanSTARRS_g 455.6 2.04 17.254 0.005 AB
SDSS_r 1062.42 9.62 16.334 0.010 AB
PanSTARRS_r 1062.61 2.23 16.334 0.002 AB
DES_r 1201.42 3.39 16.201 0.003 AB
SDSS_i 1750.69 13.02 15.792 0.008 AB
PanSTARRS_i 1775.92 2.67 15.776 0.002 AB
PanSTARRS_z 2383.93 5.72 15.457 0.003 AB
SDSS_z 2608.68 26.77 15.359 0.011 AB
DES_z 2645.56 10.21 15.344 0.004 AB
PanSTARRS_y 3131.18 14.16 15.161 0.005 AB
2MASS_J 4811.48 227.82 13.799 0.051 Vega
2MASS_H 6482.95 330.56 13.003 0.055 Vega
2MASS_K 6077.31 342.08 12.603 0.061 Vega
WISE_W1 3107.99 31.36 12.470 0.011 Vega
WISE_W2 2105.29 35.47 12.253 0.018 Vega
WISE_W3 6601.4 119.12 9.177 0.020 Vega
WISE_W4 8274.34 877.76 7.486 0.115 Vega
 

Imaging data

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Spectral Energy Distribution

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Warning: possible contaminating objects in the global aperture

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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})\, 10.046 10.254 10.413
{\rm log}_{10}({\rm SFR}) -1.397 -0.468 0.545
{\rm log}_{10}({\rm sSFR}) -11.619 -10.728 -9.512
{\rm stellar\ age} 5.651 7.705 11.407

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.860 -0.380 0.009
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.115 0.169 0.387

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.641 1.251 1.758
\delta -0.664 -0.436 0.033
\tau_1/\tau_2 0.657 1.022 1.414
Q_{PAH} 0.515 2.143 4.439
U_{min} 2.875 8.196 15.650
{\rm log}_{10}(\gamma_e)\, -3.258 -1.555 -0.618

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.214 -2.430 -0.338
{\rm log}_{10}(\tau_{AGN})\, 1.068 1.478 1.978

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.350 -0.304 0.467
0.03-0.10 Gyr -2.058 -0.619 0.563
0.10-0.33 Gyr -2.171 -0.682 0.407
0.33-1.08 Gyr -2.439 -0.587 0.288
1.08-3.56 Gyr -2.218 -0.238 0.360
3.56-11.71 Gyr -0.622 0.242 0.540
11.71-13.02 Gyr -0.436 0.486 1.412

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.785 10.845 10.911
{\rm log}_{10}({\rm SFR}) -0.474 -0.165 0.117
{\rm log}_{10}({\rm sSFR}) -11.361 -11.020 -10.706
{\rm stellar\ age} 8.140 10.335 12.211

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.343 -0.157 0.007
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.211 0.357 0.452

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.571 0.701 0.859
\delta -0.137 0.029 0.156
\tau_1/\tau_2 0.420 0.761 1.113
Q_{PAH} 0.784 1.851 3.196
U_{min} 2.248 7.220 14.748
{\rm log}_{10}(\gamma_e)\, -3.211 -2.207 -1.291

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.573 -1.772 -1.377
{\rm log}_{10}(\tau_{AGN})\, 1.126 1.527 1.864

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.136 0.124 0.324
0.03-0.10 Gyr -1.778 -0.485 0.029
0.10-0.33 Gyr -2.530 -0.930 -0.315
0.33-1.08 Gyr -2.385 -0.959 -0.361
1.08-3.56 Gyr -1.879 -0.620 0.039
3.56-11.71 Gyr -0.485 0.763 1.042
11.71-13.02 Gyr 1.028 1.743 2.028