2025tgw

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Information

Transient

Name: AT2025tgw
Right ascension: 15h06m02.18s
Declination: 9d20m28.93s
Discovery Date: Aug. 5, 2025, 6:26 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.029

Host

Name:
Right ascension: 15h06m02.07s
Declination: 9d20m35.32s
Redshift: 0.086043
Photometric Redshift:

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	23.37
Transient MWEBV	processed	0.05
Host match	processed	7.67
Host information	processed	0.15
Host MWEBV	processed	0.09
Global aperture construction	processed	0.69
Global aperture photometry	processed	6.46
Validate global photometry	processed	17.69
Global host SED inference	processed	457.68
Local aperture photometry	processed	7.21
Validate local photometry	processed	0.03
Local host SED inference	processed	427.51

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) = 15h06m02.18s, 9d20m28.93s
semi major axis, semi minor axis (arcsec) = 1.24, 1.24
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
DES_g	2.15	0.1	23.068	0.052	AB
PanSTARRS_r	4.71	0.4	22.216	0.091	AB
DES_r	4.67	0.23	22.226	0.054	AB
PanSTARRS_i	6.79	0.57	21.821	0.091	AB
PanSTARRS_z	5.64	0.98	22.022	0.189	AB
DES_z	9.46	0.57	21.461	0.066	AB
PanSTARRS_y	9.68	1.82	21.435	0.204	AB

Aperture details

RA, DEC (J2000) = 15h06m02.08s, 9d20m35.42s
semi major axis, semi minor axis (arcsec) = 5.7, 4.33
angle (degrees, anti-clockwise from east) = -3.92

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	0.54	0.82	24.569	1.658	AB
GALEX_NUV	3.62	0.48	22.504	0.144	AB
SDSS_u	43.7	4.32	19.799	0.107	AB
SDSS_g	309.16	4.77	17.675	0.017	AB
DES_g	344.17	0.89	17.558	0.003	AB
PanSTARRS_g	346.08	1.72	17.552	0.005	AB
SDSS_r	718.83	7.3	16.758	0.011	AB
PanSTARRS_r	736.55	1.69	16.732	0.002	AB
DES_r	806.93	2.33	16.633	0.003	AB
SDSS_i	1063.16	8.95	16.333	0.009	AB
PanSTARRS_i	1076.64	2.22	16.320	0.002	AB
PanSTARRS_z	1380.7	3.93	16.050	0.003	AB
SDSS_z	1480.35	15.17	15.974	0.011	AB
DES_z	1497.13	6.19	15.962	0.004	AB
PanSTARRS_y	1582.56	7.19	15.902	0.005	AB
2MASS_J	2242.47	134.93	14.628	0.065	Vega
2MASS_H	2612.94	217.48	13.990	0.090	Vega
2MASS_K	2343.99	251.53	13.637	0.117	Vega
WISE_W1	933.39	17.25	13.776	0.020	Vega
WISE_W2	542.36	18.76	13.725	0.038	Vega
WISE_W3	100.69	41.98	13.719	0.453	Vega
WISE_W4	-182.04	269.78			Vega

Imaging data

Click the image to load the interactive plot.

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})\,	8.090	8.421	8.630
{\rm log}_{10}({\rm SFR})	-1.398	-0.871	-0.380
{\rm log}_{10}({\rm sSFR})	-9.934	-9.294	-8.469
{\rm stellar\ age}	0.841	5.048	6.874

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.649	-1.007	-0.335
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.153	-0.091	0.289

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	1.138	1.601	2.128
\delta	-0.101	0.076	0.231
\tau_1/\tau_2	0.662	1.007	1.376
Q_{PAH}	1.315	3.181	5.275
U_{min}	2.793	8.211	15.612
{\rm log}_{10}(\gamma_e)\,	-2.950	-2.014	-0.861

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.194	-0.907	0.021
{\rm log}_{10}(\tau_{AGN})\,	0.973	1.503	1.915

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.276	-0.756	-0.341
0.03-0.10 Gyr	-1.761	-1.036	-0.394
0.10-0.33 Gyr	-1.982	-1.232	-0.679
0.33-1.07 Gyr	-2.696	-1.486	-1.042
1.07-3.48 Gyr	-3.233	-1.543	-1.173
3.48-11.36 Gyr	-3.711	-1.677	-1.259
11.36-12.63 Gyr	-3.817	-1.780	-1.123

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.594	10.702	10.807
{\rm log}_{10}({\rm SFR})	-3.613	-1.168	-0.307
{\rm log}_{10}({\rm sSFR})	-14.349	-11.834	-10.995
{\rm stellar\ age}	5.820	7.379	10.473

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.369	-1.068	-0.836
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.500	-0.775	0.074

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.424	0.548	0.698
\delta	-0.876	-0.703	-0.546
\tau_1/\tau_2	0.543	0.992	1.406
Q_{PAH}	0.522	1.643	3.528
U_{min}	3.365	9.546	17.772
{\rm log}_{10}(\gamma_e)\,	-2.740	-1.539	-0.578

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.465	-3.517	-2.436
{\rm log}_{10}(\tau_{AGN})\,	1.080	1.586	1.940

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-4.926	-1.639	-0.509
0.03-0.10 Gyr	-4.249	-1.307	-0.243
0.10-0.33 Gyr	-3.641	-0.989	0.134
0.33-1.07 Gyr	-2.639	-0.443	0.407
1.07-3.48 Gyr	-1.354	0.437	1.021
3.48-11.36 Gyr	-0.430	0.824	1.026
11.36-12.63 Gyr	-1.275	0.784	1.815