2025afzg

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Information

Transient

Name: AT2025afzg
Right ascension: 0h26m29.07s
Declination: 27d12m57.73s
Discovery Date: Nov. 26, 2025, 4:06 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.037

Host

Name:
Right ascension: 0h26m29.03s
Declination: 27d12m56.05s
Redshift: None
Photometric Redshift: 0.091

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	18.39
Transient MWEBV	processed	0.04
Host match	processed	5.47
Host information	processed	0.2
Host MWEBV	processed	0.04
Global aperture construction	processed	0.66
Global aperture photometry	processed	7.5
Validate global photometry	processed	18.65
Global host SED inference	processed	665.14
Local aperture photometry	processed	6.87
Validate local photometry	processed	0.03
Local host SED inference	processed	470.87

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) = 0h26m29.07s, 27d12m57.73s
semi major axis, semi minor axis (arcsec) = 1.19, 1.19
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	55.86	0.41	19.532	0.008	AB
DES_r	136.64	1.22	18.561	0.010	AB
PanSTARRS_i	191.72	0.45	18.193	0.003	AB
PanSTARRS_z	247.5	0.96	17.916	0.004	AB
DES_z	254.93	4.24	17.884	0.018	AB
PanSTARRS_y	294.22	2.16	17.728	0.008	AB

Aperture details

RA, DEC (J2000) = 0h26m29.01s, 27d12m56.24s
semi major axis, semi minor axis (arcsec) = 8.58, 8.14
angle (degrees, anti-clockwise from east) = -137.62

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	5.88	1.68	21.977	0.310	AB
GALEX_NUV	2.58	0.7	22.873	0.293	AB
SDSS_u	113.47	8.76	18.763	0.084	AB
SDSS_g	527.99	6.41	17.093	0.013	AB
DES_g	591.55	1.4	16.970	0.003	AB
PanSTARRS_g	590.81	1.7	16.971	0.003	AB
SDSS_r	1258.03	10.25	16.151	0.009	AB
PanSTARRS_r	1283.21	2.26	16.129	0.002	AB
DES_r	1435.63	4.11	16.007	0.003	AB
SDSS_i	1896.44	13.22	15.705	0.008	AB
PanSTARRS_i	1930.75	2.71	15.686	0.002	AB
PanSTARRS_z	2531.79	6.35	15.391	0.003	AB
DES_z	2717.54	14.1	15.315	0.006	AB
PanSTARRS_y	3085.89	15.02	15.177	0.005	AB
2MASS_J	3497.14	208.65	14.146	0.065	Vega
2MASS_H	4782.5	346.23	13.333	0.079	Vega
2MASS_K	4679.05	332.66	12.887	0.077	Vega
WISE_W1	1798.44	26.49	13.064	0.016	Vega
WISE_W2	1105.11	33.13	12.952	0.033	Vega
WISE_W3	284.95	87.45	12.589	0.333	Vega
WISE_W4	-123.2	467.4			Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.043	10.168	10.301
{\rm log}_{10}({\rm SFR})	-1.583	-0.743	-0.046
{\rm log}_{10}({\rm sSFR})	-11.795	-10.900	-10.177
{\rm stellar\ age}	6.876	8.210	11.707

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.559	-1.004	-0.603
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.671	-0.713	0.244

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.511	0.892	1.223
\delta	-0.519	-0.202	0.102
\tau_1/\tau_2	0.624	1.010	1.378
Q_{PAH}	0.639	2.437	4.971
U_{min}	3.173	8.531	15.893
{\rm log}_{10}(\gamma_e)\,	-3.237	-2.006	-0.605

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.030	-1.193	-0.358
{\rm log}_{10}(\tau_{AGN})\,	0.966	1.363	1.888

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.873	-0.777	-0.230
0.03-0.10 Gyr	-2.218	-0.817	0.010
0.10-0.33 Gyr	-2.943	-0.942	-0.057
0.33-1.06 Gyr	-3.537	-1.109	-0.097
1.06-3.47 Gyr	-3.198	-0.805	0.108
3.47-11.31 Gyr	-1.008	0.175	0.423
11.31-12.57 Gyr	-0.103	0.707	1.394

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	11.168	11.190	11.213
{\rm log}_{10}({\rm SFR})	-2.547	-1.806	-1.275
{\rm log}_{10}({\rm sSFR})	-13.709	-12.993	-12.462
{\rm stellar\ age}	11.586	11.928	11.940

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.579	-0.469	-0.384
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.482	-0.524	0.196

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.059	0.106	0.176
\delta	-0.873	-0.649	-0.362
\tau_1/\tau_2	0.565	1.008	1.474
Q_{PAH}	0.680	2.151	4.061
U_{min}	3.135	9.412	17.585
{\rm log}_{10}(\gamma_e)\,	-1.747	-0.814	-0.286

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.334	-3.327	-2.388
{\rm log}_{10}(\tau_{AGN})\,	1.112	1.603	1.972

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.786	-1.765	-1.234
0.03-0.10 Gyr	-4.025	-2.076	-1.270
0.10-0.33 Gyr	-5.561	-2.830	-1.613
0.33-1.06 Gyr	-6.553	-3.319	-1.773
1.06-3.47 Gyr	-4.604	-2.534	-1.120
3.47-11.31 Gyr	-2.181	-1.159	0.427
11.31-12.57 Gyr	2.295	2.341	2.365