2025ksw results

Information

Transient
Name:AT2025ksw
Right ascension: 22h10m47.98s
Declination:5d51m40.71s
Discovery Date:May 19, 2025, 10:06 a.m.
Classification:None
Redshift:None
MW E(B-V):0.082
Host
Name:2025ksw
Right ascension: 22h10m47.89s
Declination:5d51m33.47s
Redshift:0.072711
Photometric Redshift:0.071
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
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
 GALEX_NUV
GALEX_FUV
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 16.24
Transient MWEBV processed 0.11
Host match processed 2.21
Host information processed 0.09
Host MWEBV processed 0.14
Global aperture construction processed 0.73
Global aperture photometry processed 7.05
Validate global photometry processed 18.64
Global host SED inference processed 446.18
Local aperture photometry processed 6.81
Validate local photometry processed 0.03
Local host SED inference processed 450.54
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):22h10m47.98s, 5d51m40.71s
semi major axis, semi minor axis (arcsec):1.45, 1.45
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 7.25 0.8 21.750 0.119 AB
DES_g 7.25 0.15 21.748 0.022 AB
PanSTARRS_g 6.85 0.34 21.812 0.054 AB
SDSS_r 15.73 1.2 20.908 0.083 AB
PanSTARRS_r 14.03 0.38 21.032 0.030 AB
DES_r 17.07 0.38 20.819 0.024 AB
SDSS_i 21.88 1.57 20.550 0.078 AB
PanSTARRS_i 21.13 0.36 20.588 0.019 AB
PanSTARRS_z 29.07 1.07 20.241 0.040 AB
SDSS_z 37.09 4.49 19.977 0.131 AB
DES_z 30.75 0.91 20.180 0.032 AB
PanSTARRS_y 45.46 3.16 19.756 0.075 AB

Aperture details

RA, DEC (J2000):22h10m47.87s, 5d51m33.58s
semi major axis, semi minor axis (arcsec):20.16, 5.59
angle (degrees, anti-clockwise from east):-19.15
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 95.59 8.12 18.949 0.092 AB
SDSS_g 760.84 7.72 16.697 0.011 AB
DES_g 671.08 1.27 16.833 0.002 AB
PanSTARRS_g 857.0 2.52 16.568 0.003 AB
SDSS_r 1830.97 12.01 15.743 0.007 AB
PanSTARRS_r 1863.47 2.89 15.724 0.002 AB
DES_r 1698.97 3.56 15.825 0.002 AB
SDSS_i 2912.42 15.81 15.239 0.006 AB
PanSTARRS_i 2890.47 2.68 15.248 0.001 AB
PanSTARRS_z 3801.66 7.96 14.950 0.002 AB
SDSS_z 4364.1 35.34 14.800 0.009 AB
DES_z 3514.74 9.15 15.035 0.003 AB
PanSTARRS_y 4921.83 23.01 14.670 0.005 AB
2MASS_J 6785.79 276.27 13.426 0.044 Vega
2MASS_H 8350.6 437.48 12.728 0.057 Vega
2MASS_K 9463.99 495.01 12.122 0.057 Vega
WISE_W1 3929.68 42.54 12.215 0.012 Vega
WISE_W2 2495.6 48.73 12.068 0.021 Vega
WISE_W3 5337.23 180.63 9.408 0.037 Vega
WISE_W4 5209.03 1086.89 7.988 0.227 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.747 8.950 9.056
{\rm log}_{10}({\rm SFR}) -2.126 -1.309 -0.541
{\rm log}_{10}({\rm sSFR}) -11.121 -10.289 -9.294
{\rm stellar\ age} 2.911 6.334 7.867

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.077 -0.324 0.030
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.508 -0.405 0.304

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.451 1.070 1.663
\delta -0.282 0.015 0.244
\tau_1/\tau_2 0.689 1.058 1.433
Q_{PAH} 1.104 3.092 5.628
U_{min} 3.147 8.097 15.454
{\rm log}_{10}(\gamma_e)\, -2.993 -1.842 -0.646

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.966 -0.522 0.168
{\rm log}_{10}(\tau_{AGN})\, 0.947 1.429 1.888

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.512 -1.493 -0.730
0.03-0.10 Gyr -2.326 -1.353 -0.489
0.10-0.33 Gyr -1.992 -1.209 -0.482
0.33-1.07 Gyr -1.931 -1.107 -0.514
1.07-3.52 Gyr -1.886 -1.051 -0.745
3.52-11.51 Gyr -2.007 -1.025 -0.798
11.51-12.79 Gyr -2.239 -1.029 -0.437

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.978 11.067 11.142
{\rm log}_{10}({\rm SFR}) -0.487 0.367 0.697
{\rm log}_{10}({\rm sSFR}) -11.630 -10.700 -10.360
{\rm stellar\ age} 6.318 7.478 9.280

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.448 -0.268 -0.125
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.919 -0.651 -0.382

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.412 0.595 0.741
\delta -0.899 -0.736 -0.519
\tau_1/\tau_2 0.371 0.768 1.133
Q_{PAH} 0.665 1.319 2.698
U_{min} 2.338 6.985 13.647
{\rm log}_{10}(\gamma_e)\, -3.314 -2.439 -1.599

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.025 -3.010 -2.120
{\rm log}_{10}(\tau_{AGN})\, 1.049 1.508 1.890

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.027 0.646 0.832
0.03-0.10 Gyr -2.143 0.108 0.652
0.10-0.33 Gyr -1.943 0.119 0.643
0.33-1.07 Gyr -1.074 0.272 0.806
1.07-3.52 Gyr 0.034 0.887 1.256
3.52-11.51 Gyr 0.885 1.191 1.354
11.51-12.79 Gyr 0.625 1.250 1.922