2025agsf

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Information

Transient

Name: SN2025agsf
Right ascension: 1h35m25.63s
Declination: -5d40m43.22s
Discovery Date: Dec. 13, 2025, 8:14 a.m.
Classification: SN Ia
Redshift: 0.049387
MW E(B-V): 0.033

Host

Name: 1041712
Right ascension: 1h35m25.65s
Declination: -5d40m43.71s
Redshift: 0.048801
Photometric Redshift:

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	10.79
Transient MWEBV	processed	0.13
Host match	processed	5.21
Host information	processed	0.17
Host MWEBV	processed	0.07
Global aperture construction	failed	0.05
Global aperture photometry	not processed	3.94
Validate global photometry	not processed	10.26
Global host SED inference	not processed	522.47
Local aperture photometry	failed	0.01
Validate local photometry	not processed	0.02
Local host SED inference	not processed	512.23

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) = 1h35m25.59s, -5d40m42.64s
semi major axis, semi minor axis (arcsec) = 2.09, 2.09
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_g	391.33	5.19	17.419	0.014	AB
PanSTARRS_g	475.99	0.66	17.206	0.001	AB
PanSTARRS_r	963.87	0.75	16.440	0.001	AB
PanSTARRS_i	1502.16	0.92	15.958	0.001	AB
PanSTARRS_z	1897.24	1.69	15.705	0.001	AB
PanSTARRS_y	2351.87	3.6	15.471	0.002	AB

Aperture details

RA, DEC (J2000) = 1h35m25.62s, -5d40m43.41s
semi major axis, semi minor axis (arcsec) = 9.46, 8.95
angle (degrees, anti-clockwise from east) = -7.22

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_g	1141.16	9.43	16.257	0.009	AB
PanSTARRS_g	1272.82	2.19	16.138	0.002	AB
PanSTARRS_r	2631.78	2.64	15.349	0.001	AB
PanSTARRS_i	3937.86	2.94	14.912	0.001	AB
PanSTARRS_z	5073.64	6.16	14.637	0.001	AB
PanSTARRS_y	6399.74	15.18	14.385	0.003	AB
2MASS_J	8002.35	208.14	13.247	0.028	Vega
2MASS_H	10142.81	296.24	12.517	0.032	Vega
2MASS_K	9571.71	388.98	12.110	0.044	Vega
WISE_W1	3731.56	33.35	12.271	0.010	Vega
WISE_W2	2067.42	36.15	12.272	0.019	Vega
WISE_W3	686.29	95.24	11.635	0.151	Vega
WISE_W4	-73.87	407.64			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})\,	10.257	10.398	10.522
{\rm log}_{10}({\rm SFR})	-1.718	-0.403	0.414
{\rm log}_{10}({\rm sSFR})	-12.152	-10.837	-9.837
{\rm stellar\ age}	5.959	7.796	10.773

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.113	-0.571	-0.295
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.354	-0.269	0.208

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.445	0.688	1.207
\delta	-0.785	-0.545	-0.238
\tau_1/\tau_2	0.624	0.983	1.373
Q_{PAH}	0.263	1.265	3.672
U_{min}	2.659	7.725	14.968
{\rm log}_{10}(\gamma_e)\,	-3.052	-1.690	-0.728

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.393	-0.889	-0.239
{\rm log}_{10}(\tau_{AGN})\,	0.912	1.366	1.899

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.712	-0.430	0.203
0.03-0.10 Gyr	-2.202	-0.504	0.460
0.10-0.33 Gyr	-1.997	-0.426	0.470
0.33-1.09 Gyr	-1.808	-0.378	0.352
1.09-3.58 Gyr	-1.264	0.067	0.520
3.58-11.79 Gyr	-0.240	0.434	0.654
11.79-13.10 Gyr	-0.077	0.684	1.482

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.783	10.865	10.968
{\rm log}_{10}({\rm SFR})	-3.895	-1.663	-0.715
{\rm log}_{10}({\rm sSFR})	-14.631	-12.567	-11.498
{\rm stellar\ age}	7.686	9.572	12.428

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.583	-0.415	-0.310
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.402	-0.685	-0.002

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.139	0.274	0.455
\delta	-0.923	-0.720	-0.386
\tau_1/\tau_2	0.505	0.900	1.316
Q_{PAH}	0.251	0.921	2.336
U_{min}	2.935	8.337	16.347
{\rm log}_{10}(\gamma_e)\,	-2.907	-1.769	-1.038

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.636	-3.967	-3.060
{\rm log}_{10}(\tau_{AGN})\,	1.104	1.623	1.968

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-4.776	-1.798	-0.823
0.03-0.10 Gyr	-4.862	-1.790	-0.698
0.10-0.33 Gyr	-5.422	-1.843	-0.442
0.33-1.09 Gyr	-4.833	-1.710	-0.170
1.09-3.58 Gyr	-3.296	-1.009	0.531
3.58-11.79 Gyr	-1.311	0.850	1.090
11.79-13.10 Gyr	0.708	1.605	2.098