2025shi

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Information

Transient

Name: SN2025shi
Right ascension: 22h48m42.28s
Declination: 27d34m57.99s
Discovery Date: July 26, 2025, 7:44 a.m.
Classification: SN Ibn
Redshift: 0.031952
MW E(B-V): 0.043

Host

Name: UGC12193
Right ascension: 22h48m44.17s
Declination: 27d35m01.53s
Redshift: 0.032479
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 5.54
Cutout download processed 33.0
Global aperture construction processed 0.72
Local aperture photometry processed 7.24
Global aperture photometry processed 6.49
Validate local photometry processed 0.03
Validate global photometry processed 18.01
Host information processed 0.14
Global host SED inference processed 389.32
Local host SED inference processed 436.93
Transient information processed 0.0
Transient MWEBV processed 0.11
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) = 22h48m42.28s, 27d34m57.99s
semi major axis, semi minor axis (arcsec) = 3.09, 3.09
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 46.69 2.71 19.727 0.063 AB
SDSS_g 112.64 2.93 18.771 0.028 AB
DES_g 119.75 0.74 18.704 0.007 AB
PanSTARRS_g 113.16 0.93 18.766 0.009 AB
SDSS_r 151.33 3.67 18.450 0.026 AB
PanSTARRS_r 169.31 1.18 18.328 0.008 AB
DES_r 174.59 1.36 18.295 0.008 AB
SDSS_i 183.62 4.43 18.240 0.026 AB
PanSTARRS_i 189.18 1.38 18.208 0.008 AB
PanSTARRS_z 206.33 2.18 18.114 0.011 AB
SDSS_z 250.78 10.12 17.902 0.044 AB
DES_z 224.25 3.79 18.023 0.018 AB
PanSTARRS_y 249.27 6.34 17.908 0.028 AB
2MASS_J 248.74 69.99 17.016 0.305 Vega
2MASS_H 424.73 113.13 15.962 0.289 Vega
2MASS_K 138.77 105.89 16.706 0.828 Vega

Aperture details

RA, DEC (J2000) = 22h48m43.97s, 27d34m59.87s
semi major axis, semi minor axis (arcsec) = 43.88, 40.21
angle (degrees, anti-clockwise from east) = -115.19

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1026.38 29.64 16.372 0.031 AB
GALEX_NUV 1449.53 21.21 15.997 0.016 AB
SDSS_g 10591.8 31.56 13.838 0.003 AB
DES_g 12219.99 7.92 13.682 0.001 AB
PanSTARRS_g 11524.44 12.44 13.746 0.001 AB
PanSTARRS_r 18615.01 16.0 13.225 0.001 AB
DES_r 20827.54 15.39 13.103 0.001 AB
SDSS_i 22399.1 56.1 13.024 0.003 AB
PanSTARRS_i 23971.64 17.99 12.951 0.001 AB
PanSTARRS_z 27762.0 29.86 12.791 0.001 AB
DES_z 30927.12 45.39 12.674 0.002 AB
PanSTARRS_y 33408.71 85.52 12.590 0.003 AB
2MASS_J 36394.35 953.98 11.603 0.028 Vega
2MASS_H 43094.39 1541.61 10.946 0.039 Vega
2MASS_K 37724.7 1444.66 10.621 0.042 Vega
WISE_W1 22825.66 159.6 10.305 0.008 Vega
WISE_W2 13740.41 302.18 10.216 0.024 Vega
WISE_W4 84176.33 5800.75 4.967 0.075 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})\, 8.538 8.759 8.939
{\rm log}_{10}({\rm SFR}) -1.147 -0.719 -0.263
{\rm log}_{10}({\rm sSFR}) -9.976 -9.528 -8.898
{\rm stellar\ age} 2.870 5.686 7.505

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.690 -1.105 -0.513
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.572 -0.068 0.201

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.227 0.531 0.828
\delta -0.476 -0.099 0.215
\tau_1/\tau_2 0.765 1.101 1.476
Q_{PAH} 0.870 2.385 4.486
U_{min} 2.713 7.630 14.636
{\rm log}_{10}(\gamma_e)\, -3.441 -2.341 -0.961

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.871 -1.826 -0.681
{\rm log}_{10}(\tau_{AGN})\, 1.021 1.514 1.939

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.195 -0.942 -0.670
0.03-0.10 Gyr -1.158 -0.648 -0.149
0.10-0.33 Gyr -1.330 -0.813 -0.387
0.33-1.09 Gyr -1.688 -1.096 -0.738
1.09-3.62 Gyr -1.757 -1.189 -0.889
3.62-11.99 Gyr -2.030 -1.298 -0.955
11.99-13.32 Gyr -2.191 -1.315 -0.761

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.955 11.023 11.096
{\rm log}_{10}({\rm SFR}) 0.880 1.062 1.284
{\rm log}_{10}({\rm sSFR}) -10.168 -9.966 -9.729
{\rm stellar\ age} 5.988 7.035 8.203

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.470 -0.313 -0.150
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.796 -1.445 0.182

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.248 0.363 0.497
\delta -0.329 -0.105 0.073
\tau_1/\tau_2 0.592 0.924 1.258
Q_{PAH} 0.304 0.833 1.547
U_{min} 2.812 7.174 13.469
{\rm log}_{10}(\gamma_e)\, -3.438 -2.579 -1.916

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.233 -3.267 -2.430
{\rm log}_{10}(\tau_{AGN})\, 0.969 1.400 1.866

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.870 1.029 1.182
0.03-0.10 Gyr 0.804 1.086 1.357
0.10-0.33 Gyr 0.565 0.966 1.240
0.33-1.09 Gyr 0.433 0.905 1.131
1.09-3.62 Gyr 0.721 1.049 1.256
3.62-11.99 Gyr 0.941 1.118 1.261
11.99-13.32 Gyr 0.727 1.152 1.564