2025nkd

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Information

Transient

Name: AT2025nkd
Right ascension: 12h54m51.39s
Declination: 25d42m52.98s
Discovery Date: June 3, 2025, 5:08 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.012

Host

Name: 2025nkd
Right ascension: 12h54m51.54s
Declination: 25d42m53.29s
Redshift: 0.120490
Photometric Redshift: 0.090
 

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 1.96
Cutout download processed 16.91
Global aperture construction processed 0.7
Local aperture photometry processed 7.26
Global aperture photometry processed 7.61
Validate local photometry no valid phot 0.03
Validate global photometry processed 19.89
Host information processed 0.12
Global host SED inference processed 395.43
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.05
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) = 12h54m51.39s, 25d42m52.98s
semi major axis, semi minor axis (arcsec) = 0.92, 0.92
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) = 12h54m51.53s, 25d42m53.40s
semi major axis, semi minor axis (arcsec) = 6.51, 5.29
angle (degrees, anti-clockwise from east) = -11.34

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 6.99 2.07 21.789 0.322 AB
GALEX_NUV 12.39 1.55 21.167 0.136 AB
SDSS_u 41.07 5.18 19.866 0.137 AB
SDSS_g 180.6 3.8 18.258 0.023 AB
DES_g 203.3 0.78 18.130 0.004 AB
PanSTARRS_g 189.63 1.56 18.205 0.009 AB
SDSS_r 387.45 5.63 17.429 0.016 AB
PanSTARRS_r 396.85 2.29 17.403 0.006 AB
DES_r 425.16 1.89 17.329 0.005 AB
SDSS_i 568.64 7.12 17.013 0.014 AB
PanSTARRS_i 538.86 1.68 17.071 0.003 AB
PanSTARRS_z 699.87 3.89 16.787 0.006 AB
SDSS_z 743.51 15.64 16.722 0.023 AB
DES_z 740.2 5.29 16.727 0.008 AB
PanSTARRS_y 791.4 7.18 16.654 0.010 AB
2MASS_J 1001.41 145.59 15.504 0.158 Vega
2MASS_H 1722.47 233.53 14.442 0.147 Vega
2MASS_K 1097.92 215.44 14.461 0.213 Vega
WISE_W1 524.94 14.39 14.401 0.030 Vega
WISE_W2 347.39 17.21 14.209 0.054 Vega
WISE_W3 461.59 67.9 12.065 0.160 Vega
WISE_W4 614.23 373.86 10.309 0.661 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})\, 10.662 10.697 10.751
{\rm log}_{10}({\rm SFR}) -0.323 0.014 0.306
{\rm log}_{10}({\rm sSFR}) -11.026 -10.696 -10.375
{\rm stellar\ age} 6.974 7.535 9.362

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.639 -0.493 -0.377
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.435 -0.443 0.205

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.157 0.231 0.333
\delta -0.768 -0.494 -0.233
\tau_1/\tau_2 0.677 1.041 1.408
Q_{PAH} 0.781 2.074 4.181
U_{min} 2.660 7.605 15.052
{\rm log}_{10}(\gamma_e)\, -2.446 -1.482 -0.677

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.157 -2.873 -1.856
{\rm log}_{10}(\tau_{AGN})\, 1.131 1.611 1.968

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.038 -0.403 -0.118
0.03-0.10 Gyr -0.294 0.112 0.445
0.10-0.32 Gyr -0.230 0.155 0.447
0.32-1.05 Gyr -0.384 0.044 0.308
1.05-3.39 Gyr -0.315 0.261 0.553
3.39-10.99 Gyr 0.660 0.902 0.987
10.99-12.21 Gyr 0.607 1.069 1.659