2025ikn

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Information

Transient

Name: SN2025ikn
Right ascension: 21h05m19.18s
Declination: -17d39m09.21s
Discovery Date: April 25, 2025, 8:29 a.m.
Classification: SN Ia
Redshift: 0.030000
MW E(B-V): 0.088

Host

Name: 2025ikn
Right ascension: 21h05m18.98s
Declination: -17d39m08.45s
Redshift: None
Photometric Redshift: 0.046
 

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 2.26
Cutout download processed 0.29
Global aperture construction processed 0.71
Local aperture photometry processed 4.06
Global aperture photometry processed 4.27
Validate local photometry processed 0.02
Validate global photometry processed 11.54
Host information processed 0.09
Global host SED inference processed 430.15
Local host SED inference processed 471.8
Transient information processed 0.0
Transient MWEBV processed 0.06
Host MWEBV processed 0.05
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) = 21h05m19.18s, -17d39m09.21s
semi major axis, semi minor axis (arcsec) = 3.33, 3.33
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 77.6 0.79 19.175 0.011 AB
PanSTARRS_r 110.94 0.91 18.787 0.009 AB
PanSTARRS_i 152.37 0.77 18.443 0.005 AB
PanSTARRS_z 176.9 2.81 18.281 0.017 AB
PanSTARRS_y 206.91 5.98 18.111 0.031 AB
2MASS_J 222.1 88.0 17.139 0.430 Vega
2MASS_H 472.29 150.05 15.847 0.345 Vega
2MASS_K 161.81 149.7 16.540 1.004 Vega

Aperture details

RA, DEC (J2000) = 21h05m18.97s, -17d39m08.33s
semi major axis, semi minor axis (arcsec) = 13.6, 5.59
angle (degrees, anti-clockwise from east) = -21.75

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 261.67 2.06 17.856 0.009 AB
PanSTARRS_r 360.66 2.36 17.507 0.007 AB
PanSTARRS_i 484.43 1.99 17.187 0.004 AB
PanSTARRS_z 558.37 7.32 17.033 0.014 AB
PanSTARRS_y 665.54 15.61 16.842 0.025 AB
2MASS_J 1161.95 243.9 15.342 0.228 Vega
2MASS_H 932.34 413.86 15.108 0.482 Vega
2MASS_K 556.1 415.02 15.199 0.810 Vega
WISE_W1 330.91 20.35 14.902 0.067 Vega
WISE_W2 250.96 27.65 14.562 0.120 Vega
WISE_W3 566.03 200.58 11.844 0.385 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})\, 8.528 8.747 8.865
{\rm log}_{10}({\rm SFR}) -2.011 -1.284 -0.591
{\rm log}_{10}({\rm sSFR}) -10.789 -10.097 -9.317
{\rm stellar\ age} 1.988 5.870 7.773

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.585 -0.905 -0.344
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.273 -0.785 -0.352

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.245 0.668 1.038
\delta -0.430 0.002 0.280
\tau_1/\tau_2 0.580 0.954 1.355
Q_{PAH} 0.786 2.309 5.005
U_{min} 3.216 8.535 15.490
{\rm log}_{10}(\gamma_e)\, -3.157 -2.013 -0.777

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.735 -1.662 -0.597
{\rm log}_{10}(\tau_{AGN})\, 1.053 1.591 2.010

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.456 -1.605 -1.221
0.03-0.10 Gyr -2.175 -1.221 -0.456
0.10-0.33 Gyr -1.840 -1.033 -0.403
0.33-1.10 Gyr -1.999 -1.122 -0.688
1.10-3.63 Gyr -2.395 -1.245 -0.908
3.63-12.02 Gyr -3.065 -1.322 -1.031
12.02-13.35 Gyr -2.934 -1.359 -0.743

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.070 9.264 9.399
{\rm log}_{10}({\rm SFR}) -1.468 -0.990 -0.311
{\rm log}_{10}({\rm sSFR}) -10.803 -10.283 -9.546
{\rm stellar\ age} 4.783 7.137 9.056

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.359 -0.852 -0.485
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.727 -0.426 -0.199

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.117 0.298 0.537
\delta -0.637 -0.140 0.229
\tau_1/\tau_2 0.506 0.859 1.199
Q_{PAH} 0.397 1.304 2.866
U_{min} 2.429 7.191 14.166
{\rm log}_{10}(\gamma_e)\, -3.345 -2.020 -0.677

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.599 -2.121 -1.426
{\rm log}_{10}(\tau_{AGN})\, 1.104 1.559 1.941

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.750 -1.202 -0.928
0.03-0.10 Gyr -1.675 -0.935 -0.173
0.10-0.33 Gyr -1.720 -0.837 -0.266
0.33-1.10 Gyr -1.806 -0.945 -0.437
1.10-3.63 Gyr -1.765 -0.911 -0.583
3.63-12.02 Gyr -1.290 -0.723 -0.457
12.02-13.35 Gyr -1.459 -0.630 0.031