2025gkn results

Information

Transient
Name:AT2025gkn
Right ascension: 1h22m12.14s
Declination:2d51m20.00s
Discovery Date:Feb. 2, 2025, 1:59 p.m.
Classification:None
Redshift:None
MW E(B-V):0.024
Host
Name:2025gkn
Right ascension: 1h22m12.28s
Declination:2d51m22.64s
Redshift:None
Photometric Redshift:0.199
 

Cutout Download Report

Downloaded Unavailable
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_z
 DES_i
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 21.87
Transient MWEBV processed 0.04
Host match processed 1.63
Host information processed 0.09
Host MWEBV processed 0.09
Global aperture construction processed 0.64
Global aperture photometry processed 7.22
Validate global photometry processed 18.88
Global host SED inference processed 392.98
Local aperture photometry processed 6.23
Validate local photometry no valid phot 0.03
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution

 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):1h22m12.26s, 2d51m22.54s
semi major axis, semi minor axis (arcsec):8.31, 2.85
angle (degrees, anti-clockwise from east):-150.39
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 3.35 0.44 22.588 0.142 AB
SDSS_u 14.93 3.8 20.965 0.276 AB
SDSS_g 69.1 2.53 19.301 0.040 AB
DES_g 46.43 0.3 19.733 0.007 AB
PanSTARRS_g 65.15 1.25 19.365 0.021 AB
SDSS_r 123.55 3.49 18.670 0.031 AB
PanSTARRS_r 116.85 1.13 18.731 0.010 AB
DES_r 94.31 0.46 18.964 0.005 AB
SDSS_i 178.5 4.97 18.271 0.030 AB
PanSTARRS_i 168.6 1.53 18.333 0.010 AB
PanSTARRS_z 216.33 2.97 18.062 0.015 AB
SDSS_z 210.59 12.21 18.091 0.063 AB
DES_z 168.11 1.45 18.336 0.009 AB
PanSTARRS_y 258.34 8.14 17.870 0.034 AB
2MASS_J 311.41 137.3 16.772 0.479 Vega
2MASS_H 707.12 233.23 15.409 0.358 Vega
2MASS_K 596.86 241.5 15.123 0.439 Vega
WISE_W1 319.06 11.85 14.941 0.040 Vega
WISE_W2 227.12 14.52 14.670 0.069 Vega
WISE_W3 347.04 70.43 12.375 0.220 Vega
WISE_W4 459.98 401.07 10.623 0.947 Vega
 

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})\, 10.335 10.448 10.544
{\rm log}_{10}({\rm SFR}) 0.878 1.089 1.312
{\rm log}_{10}({\rm sSFR}) -9.606 -9.359 -9.067
{\rm stellar\ age} 2.170 3.996 5.357

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.245 -0.036 0.107
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.670 0.059 0.244

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.763 0.939 1.134
\delta -0.219 -0.086 0.030
\tau_1/\tau_2 0.408 0.699 1.051
Q_{PAH} 0.440 1.135 2.091
U_{min} 2.144 6.098 12.614
{\rm log}_{10}(\gamma_e)\, -3.501 -2.792 -1.742

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.274 -3.072 -2.000
{\rm log}_{10}(\tau_{AGN})\, 0.928 1.343 1.827

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 1.003 1.160 1.317
0.03-0.10 Gyr 0.726 1.059 1.363
0.10-0.32 Gyr 0.803 1.075 1.331
0.32-1.01 Gyr 0.676 1.006 1.261
1.01-3.21 Gyr 0.334 0.669 0.887
3.21-10.19 Gyr -0.245 0.362 0.624
10.19-11.32 Gyr -0.437 0.289 0.784