2025vkb

Download data

Information

Transient

Name: AT2025vkb
Right ascension: 17h13m44.59s
Declination: 20d19m51.92s
Discovery Date: Aug. 25, 2025, 6:43 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.044

Host

Name:
Right ascension: 17h13m44.43s
Declination: 20d19m49.68s
Redshift: None
Photometric Redshift: 0.104

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	10.94
Transient MWEBV	processed	0.06
Host match	processed	6.94
Host information	processed	0.15
Host MWEBV	processed	0.06
Global aperture construction	processed	0.64
Global aperture photometry	processed	4.43
Validate global photometry	processed	10.88
Global host SED inference	processed	527.02
Local aperture photometry	processed	4.96
Validate local photometry	processed	0.02
Local host SED inference	processed	582.37

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) = 17h13m44.59s, 20d19m51.92s
semi major axis, semi minor axis (arcsec) = 1.05, 1.05
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
DES_z	66.43	1.77	19.344	0.029	AB
PanSTARRS_y	75.22	1.72	19.209	0.025	AB

Aperture details

RA, DEC (J2000) = 17h13m44.40s, 20d19m50.03s
semi major axis, semi minor axis (arcsec) = 10.28, 8.72
angle (degrees, anti-clockwise from east) = -130.74

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	29.53	5.38	20.224	0.198	AB
GALEX_NUV	42.03	4.34	19.841	0.112	AB
DES_g	502.03	1.34	17.148	0.003	AB
PanSTARRS_g	512.87	1.82	17.125	0.004	AB
PanSTARRS_r	1014.89	2.42	16.384	0.003	AB
PanSTARRS_i	1478.54	2.91	15.975	0.002	AB
PanSTARRS_z	1799.64	7.62	15.762	0.005	AB
DES_z	1900.25	9.65	15.703	0.006	AB
PanSTARRS_y	2067.54	15.21	15.611	0.008	AB
2MASS_J	2980.56	228.47	14.319	0.083	Vega
2MASS_H	3547.61	360.59	13.658	0.110	Vega
2MASS_K	3276.71	364.29	13.274	0.121	Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

Click the image to load the interactive plot.

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.945	9.392	9.685
{\rm log}_{10}({\rm SFR})	-0.659	0.003	0.493
{\rm log}_{10}({\rm sSFR})	-10.055	-9.364	-8.541
{\rm stellar\ age}	1.469	5.935	8.485

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.312	-0.446	0.038
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.245	-0.540	0.078

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.570	1.009	1.514
\delta	-0.575	-0.179	0.203
\tau_1/\tau_2	0.470	0.864	1.362
Q_{PAH}	0.509	2.619	5.410
U_{min}	3.053	8.288	15.174
{\rm log}_{10}(\gamma_e)\,	-3.504	-2.612	-1.166

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.834	-1.652	-0.252
{\rm log}_{10}(\tau_{AGN})\,	0.970	1.456	1.925

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.415	0.185	0.689
0.03-0.10 Gyr	-1.783	-0.443	0.389
0.10-0.33 Gyr	-2.725	-0.886	-0.049
0.33-1.06 Gyr	-3.283	-0.938	-0.092
1.06-3.43 Gyr	-3.068	-0.965	-0.354
3.43-11.16 Gyr	-2.620	-0.797	-0.219
11.16-12.40 Gyr	-2.601	-0.680	0.344

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.990	11.048	11.146
{\rm log}_{10}({\rm SFR})	0.370	0.640	1.003
{\rm log}_{10}({\rm sSFR})	-10.688	-10.419	-10.076
{\rm stellar\ age}	6.231	7.434	9.606

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.106	-0.445	-0.185
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.245	-0.653	-0.100

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.241	0.492	0.948
\delta	-0.391	-0.024	0.268
\tau_1/\tau_2	0.473	0.918	1.417
Q_{PAH}	0.639	2.362	4.521
U_{min}	2.514	7.363	14.928
{\rm log}_{10}(\gamma_e)\,	-3.259	-2.277	-1.108

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.800	-1.674	-0.784
{\rm log}_{10}(\tau_{AGN})\,	0.984	1.310	1.852

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.452	0.721	1.013
0.03-0.10 Gyr	0.099	0.563	1.020
0.10-0.33 Gyr	-0.649	0.300	0.688
0.33-1.06 Gyr	-0.720	0.310	0.739
1.06-3.43 Gyr	-0.314	0.735	1.281
3.43-11.16 Gyr	0.624	1.194	1.328
11.16-12.40 Gyr	0.575	1.342	2.061