2025qkn

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Information

Transient

Name: SN2025qkn
Right ascension: 2h44m01.26s
Declination: 5d25m51.98s
Discovery Date: June 30, 2025, 11:29 a.m.
Classification: SN II
Redshift: 0.024157
MW E(B-V): 0.057

Host

Name: PGC010351
Right ascension: 2h44m00.34s
Declination: 5d25m47.74s
Redshift: 0.024157
Photometric Redshift: 0.023
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 32.71
Transient MWEBV processed 0.06
Host match processed 4.7
Host information processed 0.14
Host MWEBV processed 0.05
Global aperture construction processed 0.66
Global aperture photometry processed 6.45
Validate global photometry processed 18.02
Global host SED inference processed 438.62
Local aperture photometry processed 7.18
Validate local photometry processed 0.03
Local host SED inference processed 446.54
 

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) = 2h44m01.26s, 5d25m51.98s
semi major axis, semi minor axis (arcsec) = 4.11, 4.11
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 54.63 3.16 19.556 0.063 AB
SDSS_g 129.84 3.16 18.616 0.026 AB
DES_g 134.81 0.61 18.576 0.005 AB
PanSTARRS_g 131.87 1.22 18.600 0.010 AB
SDSS_r 173.65 3.94 18.301 0.025 AB
PanSTARRS_r 159.33 1.51 18.394 0.010 AB
DES_r 195.62 0.96 18.171 0.005 AB
SDSS_i 211.53 4.99 18.087 0.026 AB
PanSTARRS_i 199.47 1.37 18.150 0.007 AB
PanSTARRS_z 184.35 2.93 18.236 0.017 AB
SDSS_z 205.11 13.35 18.120 0.071 AB
DES_z 240.44 2.06 17.947 0.009 AB
PanSTARRS_y 239.83 7.61 17.950 0.034 AB
2MASS_J 233.37 97.76 17.085 0.455 Vega
2MASS_H 259.37 160.21 16.498 0.671 Vega
2MASS_K 153.77 162.81 16.595 1.150 Vega

Aperture details

RA, DEC (J2000) = 2h44m00.42s, 5d25m46.80s
semi major axis, semi minor axis (arcsec) = 27.99, 22.64
angle (degrees, anti-clockwise from east) = -102.76

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 5573.18 7.5 14.535 0.001 AB
PanSTARRS_z 10716.92 17.87 13.825 0.002 AB
PanSTARRS_y 13478.12 46.6 13.576 0.004 AB
WISE_W2 4673.06 105.17 11.387 0.024 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})\, 8.231 8.446 8.596
{\rm log}_{10}({\rm SFR}) -1.416 -0.882 -0.430
{\rm log}_{10}({\rm sSFR}) -9.940 -9.298 -8.736
{\rm stellar\ age} 1.492 4.530 6.842

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.837 -1.485 -0.945
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.759 -0.192 -0.005

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.274 0.542 0.853
\delta -0.374 -0.074 0.235
\tau_1/\tau_2 0.664 1.012 1.389
Q_{PAH} 0.511 1.811 3.514
U_{min} 2.742 7.505 14.879
{\rm log}_{10}(\gamma_e)\, -3.496 -2.460 -1.197

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.281 -2.716 -0.945
{\rm log}_{10}(\tau_{AGN})\, 0.945 1.400 1.892

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.430 -1.171 -0.911
0.03-0.10 Gyr -1.472 -0.804 -0.305
0.10-0.33 Gyr -1.518 -0.920 -0.468
0.33-1.10 Gyr -2.004 -1.292 -0.948
1.10-3.65 Gyr -2.350 -1.479 -1.127
3.65-12.09 Gyr -3.231 -1.754 -1.334
12.09-13.43 Gyr -3.365 -1.868 -1.216

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.029 10.250 10.457
{\rm log}_{10}({\rm SFR}) -0.013 0.410 1.085
{\rm log}_{10}({\rm sSFR}) -10.401 -9.850 -8.973
{\rm stellar\ age} 3.738 6.916 8.677

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.853 -0.400 -0.101
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.593 -0.266 0.028

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.142 0.283 0.475
\delta -0.584 -0.226 0.275
\tau_1/\tau_2 0.433 0.839 1.267
Q_{PAH} 0.745 2.179 4.192
U_{min} 2.068 6.265 13.228
{\rm log}_{10}(\gamma_e)\, -3.583 -2.603 -1.615

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.556 -3.784 -2.644
{\rm log}_{10}(\tau_{AGN})\, 1.034 1.539 1.955

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.057 0.202 0.399
0.03-0.10 Gyr -0.176 0.474 1.231
0.10-0.33 Gyr -0.763 0.102 0.735
0.33-1.10 Gyr -0.887 0.006 0.525
1.10-3.65 Gyr -0.704 0.131 0.470
3.65-12.09 Gyr -0.511 0.264 0.598
12.09-13.43 Gyr -0.672 0.335 0.964