2025tgy

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Information

Transient

Name: AT2025tgy
Right ascension: 1h27m51.74s
Declination: 12d50m55.68s
Discovery Date: Aug. 5, 2025, 10:23 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.035

Host

Name:
Right ascension: 1h27m51.68s
Declination: 12d50m57.97s
Redshift: None
Photometric Redshift: 0.132

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	29.7
Transient MWEBV	processed	0.1
Host match	processed	6.44
Host information	processed	0.14
Host MWEBV	processed	0.04
Global aperture construction	processed	0.65
Global aperture photometry	processed	5.57
Validate global photometry	processed	15.29
Global host SED inference	processed	403.99
Local aperture photometry	processed	6.65
Validate local photometry	no valid phot	0.03
Local host SED inference	not processed	None

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) = 1h27m51.74s, 12d50m55.68s
semi major axis, semi minor axis (arcsec) = 0.85, 0.85
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys

Data not available

Aperture details

RA, DEC (J2000) = 1h27m51.67s, 12d50m58.16s
semi major axis, semi minor axis (arcsec) = 7.4, 6.6
angle (degrees, anti-clockwise from east) = -57.48

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	27.66	3.88	20.295	0.152	AB
GALEX_NUV	38.35	2.81	19.940	0.080	AB
SDSS_u	24.91	7.69	20.409	0.335	AB
SDSS_g	200.54	4.2	18.145	0.023	AB
DES_g	209.9	1.09	18.095	0.006	AB
PanSTARRS_g	206.14	1.87	18.115	0.010	AB
SDSS_r	326.95	6.02	17.614	0.020	AB
PanSTARRS_r	316.16	1.97	17.650	0.007	AB
SDSS_i	437.95	7.78	17.296	0.019	AB
PanSTARRS_i	436.76	2.85	17.299	0.007	AB
PanSTARRS_z	495.22	4.84	17.163	0.011	AB
SDSS_z	413.16	20.74	17.360	0.055	AB
DES_z	514.1	4.81	17.122	0.010	AB
PanSTARRS_y	525.75	12.2	17.098	0.025	AB
WISE_W1	317.53	14.69	14.947	0.050	Vega
WISE_W2	241.65	17.75	14.603	0.080	Vega
WISE_W3	930.1	79.43	11.305	0.093	Vega
WISE_W4	780.24	415.65	10.049	0.578	Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

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})\,	10.404	10.455	10.518
{\rm log}_{10}({\rm SFR})	0.120	0.306	0.513
{\rm log}_{10}({\rm sSFR})	-10.352	-10.149	-9.950
{\rm stellar\ age}	5.413	6.204	7.159

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.005	-0.740	-0.533
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.044	0.191	0.350

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.124	0.209	0.333
\delta	-0.055	0.189	0.325
\tau_1/\tau_2	0.668	1.013	1.378
Q_{PAH}	0.706	1.982	4.202
U_{min}	2.423	7.464	14.663
{\rm log}_{10}(\gamma_e)\,	-2.917	-1.692	-0.772

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.970	-2.399	-1.494
{\rm log}_{10}(\tau_{AGN})\,	1.114	1.560	1.942

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.075	0.236	0.369
0.03-0.10 Gyr	0.060	0.336	0.590
0.10-0.32 Gyr	0.280	0.514	0.720
0.32-1.04 Gyr	0.412	0.621	0.780
1.04-3.37 Gyr	0.346	0.561	0.742
3.37-10.87 Gyr	0.412	0.566	0.681
10.87-12.07 Gyr	0.229	0.654	1.075