2025zgc

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Information

Transient

Name: AT2025zgc
Right ascension: 15h04m23.38s
Declination: 7d49m10.87s
Discovery Date: Sept. 25, 2025, 2:31 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.026

Host

Name:
Right ascension: 15h04m23.41s
Declination: 7d49m09.84s
Redshift: None
Photometric Redshift: 0.125

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	17.74
Transient MWEBV	processed	0.04
Host match	processed	5.37
Host information	processed	0.13
Host MWEBV	processed	0.04
Global aperture construction	processed	0.66
Global aperture photometry	processed	6.76
Validate global photometry	processed	18.06
Global host SED inference	processed	376.66
Local aperture photometry	processed	6.8
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) = 15h04m23.38s, 7d49m10.87s
semi major axis, semi minor axis (arcsec) = 0.9, 0.9
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) = 15h04m23.41s, 7d49m09.84s
semi major axis, semi minor axis (arcsec) = 5.24, 2.14
angle (degrees, anti-clockwise from east) = -39.54

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	1.69	0.4	23.333	0.255	AB
GALEX_NUV	3.73	0.43	22.472	0.126	AB
SDSS_u	0.4	3.52	24.883	9.443	AB
SDSS_g	31.5	1.86	20.154	0.064	AB
DES_g	28.37	0.39	20.268	0.015	AB
PanSTARRS_g	37.09	0.97	19.977	0.029	AB
SDSS_r	51.6	2.56	19.618	0.054	AB
PanSTARRS_r	58.02	1.18	19.491	0.022	AB
DES_r	48.96	0.8	19.675	0.018	AB
SDSS_i	73.54	3.46	19.234	0.051	AB
PanSTARRS_i	71.77	0.96	19.260	0.015	AB
PanSTARRS_z	82.32	1.9	19.111	0.025	AB
SDSS_z	61.37	12.0	19.430	0.212	AB
DES_z	75.83	1.96	19.200	0.028	AB
PanSTARRS_y	72.88	5.34	19.244	0.080	AB
2MASS_J	120.74	107.58	17.801	0.967	Vega
2MASS_H	180.49	174.15	16.891	1.048	Vega
2MASS_K	263.2	199.67	16.011	0.824	Vega
WISE_W1	68.67	9.84	16.609	0.156	Vega
WISE_W2	49.72	12.02	16.320	0.262	Vega
WISE_W3	154.91	44.16	13.251	0.309	Vega
WISE_W4	253.63	306.65	11.270	1.313	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})\,	9.468	9.562	9.658
{\rm log}_{10}({\rm SFR})	-0.475	-0.209	0.027
{\rm log}_{10}({\rm sSFR})	-10.086	-9.785	-9.487
{\rm stellar\ age}	4.499	5.921	7.029

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.184	-0.670	-0.198
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.211	-0.945	-0.488

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.254	0.361	0.521
\delta	-0.747	-0.487	-0.236
\tau_1/\tau_2	0.634	0.931	1.250
Q_{PAH}	0.867	1.850	3.267
U_{min}	2.790	7.758	14.259
{\rm log}_{10}(\gamma_e)\,	-3.009	-2.236	-1.401

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.700	-1.957	-1.280
{\rm log}_{10}(\tau_{AGN})\,	0.938	1.327	1.825

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.367	-0.177	-0.006
0.03-0.10 Gyr	-0.605	-0.231	0.077
0.10-0.32 Gyr	-0.607	-0.241	0.027
0.32-1.05 Gyr	-0.558	-0.253	0.027
1.05-3.38 Gyr	-0.539	-0.304	-0.108
3.38-10.94 Gyr	-0.657	-0.361	-0.178
10.94-12.16 Gyr	-0.856	-0.333	0.121