2025tal

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Information

Transient

Name: AT2025tal
Right ascension: 22h55m27.18s
Declination: 25d06m09.83s
Discovery Date: Aug. 2, 2025, 11:03 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.177

Host

Name:
Right ascension: 22h55m27.25s
Declination: 25d06m12.43s
Redshift: None
Photometric Redshift: 0.058

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	32.71
Transient MWEBV	processed	0.11
Host match	processed	6.48
Host information	processed	0.15
Host MWEBV	processed	0.04
Global aperture construction	processed	2.73
Global aperture photometry	processed	5.82
Validate global photometry	processed	15.34
Global host SED inference	processed	1371.96
Local aperture photometry	processed	6.63
Validate local photometry	processed	0.02
Local host SED inference	processed	459.73

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) = 22h55m27.18s, 25d06m09.83s
semi major axis, semi minor axis (arcsec) = 1.79, 1.79
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	1.89	1.81	23.207	1.035	AB
SDSS_g	4.83	0.75	22.190	0.168	AB
DES_g	7.01	0.12	21.786	0.019	AB
PanSTARRS_g	6.52	0.46	21.864	0.077	AB
SDSS_r	9.74	1.23	21.429	0.138	AB
PanSTARRS_r	9.46	0.67	21.460	0.077	AB
DES_r	11.03	0.24	21.293	0.024	AB
SDSS_i	17.27	2.08	20.806	0.131	AB
PanSTARRS_i	11.76	0.63	21.224	0.058	AB
PanSTARRS_z	15.39	1.23	20.932	0.087	AB
SDSS_z	10.95	6.84	21.302	0.679	AB
DES_z	17.62	0.76	20.785	0.047	AB
PanSTARRS_y	16.89	2.7	20.831	0.174	AB

Aperture details

RA, DEC (J2000) = 22h55m27.18s, 25d06m09.66s
semi major axis, semi minor axis (arcsec) = 4.89, 3.87
angle (degrees, anti-clockwise from east) = -54.39

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	2.28	1.26	23.004	0.597	AB
GALEX_NUV	7.94	1.74	21.651	0.238	AB
SDSS_u	-1.47	4.39			AB
SDSS_g	16.71	1.66	20.843	0.108	AB
PanSTARRS_g	24.06	1.12	20.447	0.050	AB
SDSS_r	39.02	2.83	19.922	0.079	AB
PanSTARRS_r	34.64	1.61	20.051	0.050	AB
SDSS_i	58.69	4.83	19.479	0.089	AB
PanSTARRS_i	40.28	1.52	19.887	0.041	AB
PanSTARRS_z	51.25	2.96	19.626	0.063	AB
SDSS_z	48.79	16.62	19.679	0.370	AB
PanSTARRS_y	60.1	6.46	19.453	0.117	AB
2MASS_J	-44.82	109.19			Vega
2MASS_H	220.27	187.22	16.675	0.923	Vega
2MASS_K	-425.91	175.84			Vega

Imaging data

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Spectral Energy Distribution

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Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	7.743	8.063	8.249
{\rm log}_{10}({\rm SFR})	-2.031	-1.311	-0.489
{\rm log}_{10}({\rm sSFR})	-10.198	-9.380	-8.100
{\rm stellar\ age}	0.215	3.191	6.225

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.315	-0.467	0.007
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.407	-0.824	-0.178

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.177	0.495	1.025
\delta	-0.470	-0.058	0.243
\tau_1/\tau_2	0.628	1.047	1.471
Q_{PAH}	1.157	2.866	5.178
U_{min}	3.333	9.194	17.218
{\rm log}_{10}(\gamma_e)\,	-2.699	-1.562	-0.545

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.215	-0.231	0.206
{\rm log}_{10}(\tau_{AGN})\,	1.218	1.567	1.978

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.927	-1.871	-1.384
0.03-0.10 Gyr	-2.130	-1.245	-0.337
0.10-0.33 Gyr	-2.284	-1.246	-0.588
0.33-1.08 Gyr	-4.031	-1.624	-1.165
1.08-3.55 Gyr	-5.489	-2.123	-1.566
3.55-11.69 Gyr	-6.185	-2.436	-1.745
11.69-12.99 Gyr	-6.441	-2.522	-1.603

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.367	8.835	9.035
{\rm log}_{10}({\rm SFR})	-0.260	0.163	0.660
{\rm log}_{10}({\rm sSFR})	-9.093	-8.508	-7.944
{\rm stellar\ age}	0.279	5.898	10.029

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.754	-1.311	-0.457
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.301	-0.100	0.331

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.277	0.850	1.476
\delta	0.163	0.306	0.374
\tau_1/\tau_2	0.548	1.079	1.568
Q_{PAH}	0.937	2.871	4.964
U_{min}	4.164	11.394	19.743
{\rm log}_{10}(\gamma_e)\,	-2.922	-1.284	-0.397

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.677	-1.720	-0.191
{\rm log}_{10}(\tau_{AGN})\,	1.056	1.603	1.943

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-3.322	-1.926	-0.974
0.03-0.10 Gyr	-0.104	0.322	0.821
0.10-0.33 Gyr	-3.854	-2.447	-0.890
0.33-1.08 Gyr	-5.817	-3.076	-1.338
1.08-3.55 Gyr	-5.733	-3.019	-1.278
3.55-11.69 Gyr	-4.822	-2.061	-0.997
11.69-12.99 Gyr	-4.973	-1.267	-0.051