2025afyt

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Information

Transient

Name: AT2025afyt
Right ascension: 2h13m20.25s
Declination: -7d09m19.38s
Discovery Date: Nov. 19, 2025, 11:41 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.022

Host

Name:
Right ascension: 2h13m20.04s
Declination: -7d09m23.94s
Redshift: None
Photometric Redshift: 0.099

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	19.5
Transient MWEBV	processed	0.1
Host match	processed	6.47
Host information	processed	0.14
Host MWEBV	processed	0.13
Global aperture construction	processed	0.7
Global aperture photometry	processed	6.7
Validate global photometry	processed	18.19
Global host SED inference	processed	486.49
Local aperture photometry	processed	6.6
Validate local photometry	processed	0.03
Local host SED inference	processed	516.29

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) = 2h13m20.25s, -7d09m19.38s
semi major axis, semi minor axis (arcsec) = 1.1, 1.1
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
DES_r	2.38	0.09	22.957	0.042	AB
PanSTARRS_z	2.8	0.75	22.781	0.292	AB
DES_z	3.53	0.31	22.530	0.095	AB
PanSTARRS_y	5.26	1.98	22.098	0.408	AB

Aperture details

RA, DEC (J2000) = 2h13m20.02s, -7d09m23.73s
semi major axis, semi minor axis (arcsec) = 7.43, 5.61
angle (degrees, anti-clockwise from east) = -33.21

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	16.78	3.17	20.838	0.205	AB
GALEX_NUV	18.45	0.65	20.735	0.038	AB
SDSS_u	87.24	7.9	19.048	0.098	AB
SDSS_g	112.93	3.37	18.768	0.032	AB
PanSTARRS_g	117.68	1.51	18.723	0.014	AB
SDSS_r	174.62	4.82	18.295	0.030	AB
DES_r	184.8	0.7	18.233	0.004	AB
PanSTARRS_i	235.48	1.95	17.970	0.009	AB
PanSTARRS_z	266.39	4.38	17.836	0.018	AB
SDSS_z	308.92	21.31	17.675	0.075	AB
DES_z	264.17	2.3	17.845	0.009	AB
PanSTARRS_y	296.7	11.64	17.719	0.043	AB
2MASS_J	397.92	204.49	16.506	0.558	Vega
2MASS_H	524.47	303.0	15.733	0.627	Vega
2MASS_K	270.42	348.78	15.982	1.400	Vega
WISE_W1	200.25	8.72	15.447	0.047	Vega
WISE_W2	114.83	12.65	15.411	0.120	Vega
WISE_W3	291.49	57.49	12.564	0.214	Vega
WISE_W4	337.09	350.52	10.961	1.129	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})\,	7.603	7.993	8.343
{\rm log}_{10}({\rm SFR})	-1.110	-0.590	-0.191
{\rm log}_{10}({\rm sSFR})	-9.237	-8.481	-7.965
{\rm stellar\ age}	0.063	2.830	6.375

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.695	-1.240	-0.645
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.436	-0.661	0.160

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	1.214	1.851	2.452
\delta	-0.038	0.165	0.313
\tau_1/\tau_2	0.744	1.124	1.502
Q_{PAH}	0.806	2.723	5.236
U_{min}	3.219	9.962	17.534
{\rm log}_{10}(\gamma_e)\,	-3.047	-1.951	-0.801

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.642	-0.754	0.179
{\rm log}_{10}(\tau_{AGN})\,	0.908	1.445	1.894

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.913	-0.286	0.221
0.03-0.10 Gyr	-3.089	-1.410	-0.577
0.10-0.33 Gyr	-4.419	-1.957	-1.077
0.33-1.06 Gyr	-5.596	-2.355	-1.465
1.06-3.45 Gyr	-6.260	-2.575	-1.602
3.45-11.22 Gyr	-6.825	-2.719	-1.666
11.22-12.47 Gyr	-7.004	-2.737	-1.500

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.772	9.901	10.060
{\rm log}_{10}({\rm SFR})	0.356	0.635	1.015
{\rm log}_{10}({\rm sSFR})	-9.609	-9.270	-8.856
{\rm stellar\ age}	5.702	7.068	10.139

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.018	-0.602	-0.352
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.148	-0.084	0.377

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.151	0.256	0.447
\delta	-0.817	-0.515	-0.251
\tau_1/\tau_2	0.363	0.819	1.307
Q_{PAH}	0.682	1.829	3.594
U_{min}	2.468	7.900	15.248
{\rm log}_{10}(\gamma_e)\,	-3.323	-2.481	-1.448

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.947	-2.711	-1.949
{\rm log}_{10}(\tau_{AGN})\,	0.922	1.291	1.778

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.325	-0.551	-0.185
0.03-0.10 Gyr	0.500	0.788	1.171
0.10-0.33 Gyr	-2.848	-0.811	0.029
0.33-1.06 Gyr	-4.026	-0.966	-0.263
1.06-3.45 Gyr	-2.506	-0.407	0.022
3.45-11.22 Gyr	-0.956	-0.065	0.159
11.22-12.47 Gyr	-0.703	0.180	1.038