2025kkd

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Information

Transient

Name: AT2025kkd
Right ascension: 9h07m26.91s
Declination: 24d45m22.15s
Discovery Date: April 25, 2025, 6:49 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.031

Host

Name: 2025kkd
Right ascension: 9h07m26.90s
Declination: 24d45m22.04s
Redshift: None
Photometric Redshift: 0.123
 

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 1.86
Cutout download processed 17.08
Global aperture construction processed 0.65
Local aperture photometry processed 7.12
Global aperture photometry processed 6.56
Validate local photometry no valid phot 0.03
Validate global photometry processed 18.99
Host information processed 0.08
Global host SED inference processed 395.92
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.06
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) = 9h07m26.91s, 24d45m22.15s
semi major axis, semi minor axis (arcsec) = 0.9, 0.9
angle (degrees, anti-clockwise from east) = 0.0

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

Aperture details

RA, DEC (J2000) = 9h07m26.89s, 24d45m22.14s
semi major axis, semi minor axis (arcsec) = 3.35, 2.74
angle (degrees, anti-clockwise from east) = -68.31

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.57 0.55 22.036 0.108 AB
GALEX_NUV 6.96 0.48 21.793 0.074 AB
SDSS_u 15.35 2.75 20.934 0.195 AB
SDSS_g 45.11 1.97 19.764 0.047 AB
DES_g 44.35 0.35 19.783 0.008 AB
PanSTARRS_g 41.88 0.67 19.845 0.017 AB
SDSS_r 59.8 2.59 19.458 0.047 AB
PanSTARRS_r 62.22 0.68 19.415 0.012 AB
DES_r 70.7 0.86 19.276 0.013 AB
SDSS_i 86.61 3.52 19.056 0.044 AB
PanSTARRS_i 81.16 0.82 19.127 0.011 AB
PanSTARRS_z 82.08 1.75 19.114 0.023 AB
SDSS_z 86.11 11.41 19.062 0.144 AB
DES_z 95.5 2.2 18.950 0.025 AB
PanSTARRS_y 90.76 6.0 19.005 0.072 AB
2MASS_J 48.53 73.86 18.790 1.652 Vega
2MASS_H 234.76 118.2 16.606 0.547 Vega
2MASS_K -133.43 116.78 Vega
WISE_W1 53.62 8.99 16.878 0.182 Vega
WISE_W2 41.97 12.79 16.504 0.331 Vega
WISE_W3 98.67 67.19 13.741 0.739 Vega
WISE_W4 1197.34 434.94 9.584 0.394 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.314 9.463 9.624
{\rm log}_{10}({\rm SFR}) -0.566 -0.201 0.148
{\rm log}_{10}({\rm sSFR}) -10.090 -9.648 -9.234
{\rm stellar\ age} 2.049 4.382 5.899

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.565 -0.762 -0.168
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.630 0.003 0.342

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.189 0.351 0.537
\delta -0.531 -0.174 0.070
\tau_1/\tau_2 0.747 1.073 1.397
Q_{PAH} 1.101 2.799 4.817
U_{min} 2.690 8.037 15.174
{\rm log}_{10}(\gamma_e)\, -2.586 -1.515 -0.567

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.730 -1.742 -1.002
{\rm log}_{10}(\tau_{AGN})\, 1.063 1.482 1.881

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.687 -0.377 -0.141
0.03-0.10 Gyr -0.620 -0.153 0.256
0.10-0.32 Gyr -0.180 0.179 0.481
0.32-1.05 Gyr -0.286 0.048 0.307
1.05-3.39 Gyr -0.963 -0.407 -0.117
3.39-10.96 Gyr -1.427 -0.655 -0.298
10.96-12.17 Gyr -1.644 -0.656 -0.135