2025kkw

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Information

Transient

Name: AT2025kkw
Right ascension: 15h40m05.84s
Declination: 1d21m36.26s
Discovery Date: May 9, 2025, 7:56 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.066

Host

Name: 2025kkw
Right ascension: 15h40m06.13s
Declination: 1d21m35.41s
Redshift: 0.128735
Photometric Redshift: 0.147
 

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
no valid phot
 status
Local host SED inference
Local host SED inference
not 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 1.92
Cutout download processed 16.31
Global aperture construction processed 0.63
Local aperture photometry processed 6.15
Global aperture photometry processed 6.31
Validate local photometry no valid phot 0.03
Validate global photometry processed 18.5
Host information processed 0.08
Global host SED inference processed 1132.66
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.04
Processing status blocked 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) = 15h40m05.84s, 1d21m36.26s
semi major axis, semi minor axis (arcsec) = 0.87, 0.87
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) = 15h40m06.10s, 1d21m38.57s
semi major axis, semi minor axis (arcsec) = 7.14, 3.32
angle (degrees, anti-clockwise from east) = -6.24

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 6.91 2.67 21.802 0.420 AB
GALEX_NUV 14.01 0.69 21.034 0.053 AB
SDSS_u 89.32 4.34 19.023 0.053 AB
SDSS_g 374.22 5.2 17.467 0.015 AB
DES_g 380.53 1.23 17.449 0.004 AB
PanSTARRS_g 388.81 1.1 17.426 0.003 AB
SDSS_r 647.97 6.91 16.871 0.012 AB
PanSTARRS_r 662.17 1.45 16.848 0.002 AB
DES_r 687.07 2.12 16.808 0.003 AB
SDSS_i 827.36 7.97 16.606 0.010 AB
PanSTARRS_i 825.59 1.58 16.608 0.002 AB
PanSTARRS_z 923.69 3.32 16.486 0.004 AB
DES_z 954.42 5.75 16.451 0.007 AB
2MASS_J 1190.71 119.09 15.316 0.109 Vega
2MASS_H 996.72 177.01 15.036 0.193 Vega
2MASS_K 1049.19 231.85 14.510 0.240 Vega
WISE_W1 390.24 14.62 14.723 0.041 Vega
WISE_W2 210.99 17.26 14.750 0.089 Vega
WISE_W3 283.16 71.18 12.596 0.273 Vega
WISE_W4 556.47 490.58 10.416 0.957 Vega
 

Imaging data

 

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})\, 10.567 10.721 10.833
{\rm log}_{10}({\rm SFR}) -3.957 -1.553 -0.451
{\rm log}_{10}({\rm sSFR}) -14.477 -12.255 -11.084
{\rm stellar\ age} 2.304 5.922 7.391

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.940 -1.842 -1.672
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.596 -0.687 0.136

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.033 0.126 0.249
\delta -0.952 -0.817 -0.546
\tau_1/\tau_2 0.355 0.844 1.364
Q_{PAH} 0.489 1.990 4.526
U_{min} 3.458 10.215 18.132
{\rm log}_{10}(\gamma_e)\, -2.802 -1.534 -0.489

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.251 -3.131 -2.206
{\rm log}_{10}(\tau_{AGN})\, 1.100 1.595 1.968

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.647 -1.757 -0.489
0.03-0.10 Gyr -5.262 -2.521 -0.595
0.10-0.32 Gyr -4.242 -2.060 -0.327
0.32-1.04 Gyr -2.678 -0.484 0.977
1.04-3.37 Gyr -0.646 0.968 1.395
3.37-10.90 Gyr -1.437 0.630 1.140
10.90-12.11 Gyr -2.688 -0.135 1.320