2025ahki

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Information

Transient

Name: SN2025ahki
Right ascension: 11h06m32.49s
Declination: 6d55m15.73s
Discovery Date: Dec. 18, 2025, 3:20 a.m.
Classification: SLSN-I
Redshift: 0.170000
MW E(B-V): 0.040

Host

Name:
Right ascension: 11h06m32.44s
Declination: 6d55m15.91s
Redshift: None
Photometric Redshift: 0.499
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 16.08
Transient MWEBV processed 0.04
Host match processed 6.89
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 7.73
Global aperture photometry processed 3.73
Validate global photometry processed 10.99
Global host SED inference processed 1008.93
Local aperture photometry processed 3.71
Validate local photometry no valid phot 0.02
Local host SED inference not processed None
 

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) = 11h06m32.49s, 6d55m15.73s
semi major axis, semi minor axis (arcsec) = 0.69, 0.69
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Data not available


Aperture details

RA, DEC (J2000) = 11h06m32.45s, 6d55m15.89s
semi major axis, semi minor axis (arcsec) = 3.14, 1.32
angle (degrees, anti-clockwise from east) = -136.85

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 1.21 0.4 23.691 0.362 AB
PanSTARRS_g 2.24 0.42 23.027 0.203 AB
PanSTARRS_r 2.96 0.52 22.721 0.192 AB
PanSTARRS_i 1.9 0.43 23.201 0.244 AB
PanSTARRS_z 3.36 1.04 22.584 0.336 AB
PanSTARRS_y 3.24 2.79 22.622 0.932 AB
2MASS_J -2.43 95.1 Vega
2MASS_H 90.36 129.0 17.642 1.550 Vega
2MASS_K 180.83 162.86 16.419 0.978 Vega
WISE_W1 -5.08 6.06 Vega
WISE_W2 -6.12 8.75 Vega
WISE_W3 -44.18 58.81 Vega
WISE_W4 339.18 462.5 10.954 1.480 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.156 8.590 8.954
{\rm log}_{10}({\rm SFR}) -0.169 0.394 0.951
{\rm log}_{10}({\rm sSFR}) -8.589 -7.971 -7.913
{\rm stellar\ age} 0.065 0.134 2.342

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.716 -1.239 -0.407
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.382 -0.774 -0.121

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.021 1.922 2.765
\delta 0.186 0.313 0.376
\tau_1/\tau_2 0.733 1.301 1.729
Q_{PAH} 2.052 4.283 6.073
U_{min} 4.508 11.704 19.174
{\rm log}_{10}(\gamma_e)\, -2.933 -1.596 -0.546

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.386 -0.510 0.292
{\rm log}_{10}(\tau_{AGN})\, 0.930 1.400 1.860

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.712 -0.800 0.368
0.03-0.10 Gyr -0.487 0.460 1.108
0.10-0.32 Gyr -3.266 -1.409 -0.119
0.32-1.02 Gyr -5.989 -3.532 -1.465
1.02-3.27 Gyr -8.399 -5.103 -2.087
3.27-10.47 Gyr -9.204 -5.402 -2.202
10.47-11.64 Gyr -9.857 -5.331 -1.873