2025agii

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Information

Transient

Name: SN2025agii
Right ascension: 1h50m54.88s
Declination: -3d55m44.23s
Discovery Date: Dec. 11, 2025, 4:13 a.m.
Classification: SN IIn
Redshift: 0.041700
MW E(B-V): 0.022

Host

Name:
Right ascension: 1h50m54.91s
Declination: -3d55m43.89s
Redshift: None
Photometric Redshift: 0.050

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	0.75
Transient MWEBV	processed	0.06
Host match	processed	6.42
Host information	processed	0.18
Host MWEBV	processed	0.04
Global aperture construction	failed	0.1
Global aperture photometry	not processed	5.86
Validate global photometry	not processed	14.49
Global host SED inference	not processed	464.22
Local aperture photometry	failed	0.01
Validate local photometry	not processed	0.02
Local host SED inference	not processed	420.25

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) = 1h50m54.89s, -3d55m44.30s
semi major axis, semi minor axis (arcsec) = 2.06, 2.06
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	48.17	0.28	19.693	0.006	AB
PanSTARRS_g	46.93	0.46	19.721	0.011	AB
PanSTARRS_r	72.23	0.59	19.253	0.009	AB
DES_r	85.16	0.39	19.074	0.005	AB
PanSTARRS_i	96.31	0.64	18.941	0.007	AB
PanSTARRS_z	105.09	1.15	18.846	0.012	AB
DES_z	115.87	1.25	18.740	0.012	AB
PanSTARRS_y	110.63	3.64	18.790	0.036	AB

Aperture details

RA, DEC (J2000) = 1h50m54.90s, -3d55m43.66s
semi major axis, semi minor axis (arcsec) = 3.8, 3.21
angle (degrees, anti-clockwise from east) = -110.74

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	4.4	1.5	22.291	0.370	AB
GALEX_NUV	10.08	1.48	21.391	0.159	AB
DES_g	65.46	0.35	19.360	0.006	AB
PanSTARRS_g	61.37	0.75	19.430	0.013	AB
PanSTARRS_r	102.42	0.96	18.874	0.010	AB
DES_r	111.38	0.47	18.783	0.005	AB
PanSTARRS_i	130.97	1.03	18.607	0.009	AB
PanSTARRS_z	139.35	1.89	18.540	0.015	AB
DES_z	151.35	1.51	18.450	0.011	AB
PanSTARRS_y	154.13	5.99	18.430	0.042	AB
2MASS_J	142.4	88.95	17.621	0.678	Vega
2MASS_H	187.98	138.36	16.847	0.799	Vega
2MASS_K	-79.42	168.4			Vega
WISE_W1	64.69	10.96	16.674	0.184	Vega
WISE_W2	32.94	14.04	16.767	0.463	Vega
WISE_W3	46.67	50.18	14.553	1.167	Vega
WISE_W4	277.55	391.04	11.172	1.530	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})\,	8.857	8.997	9.109
{\rm log}_{10}({\rm SFR})	-1.565	-1.149	-0.680
{\rm log}_{10}({\rm sSFR})	-10.610	-10.172	-9.580
{\rm stellar\ age}	5.831	7.205	8.660

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.540	-1.071	-0.663
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.909	-1.685	-0.283

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.217	0.430	0.707
\delta	-0.752	-0.405	0.022
\tau_1/\tau_2	0.701	1.021	1.358
Q_{PAH}	0.906	2.538	4.832
U_{min}	2.894	7.588	14.100
{\rm log}_{10}(\gamma_e)\,	-3.167	-2.352	-1.407

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.902	-0.863	-0.401
{\rm log}_{10}(\tau_{AGN})\,	1.118	1.536	1.898

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.415	-1.060	-0.721
0.03-0.10 Gyr	-1.881	-1.217	-0.638
0.10-0.33 Gyr	-2.026	-1.332	-0.839
0.33-1.09 Gyr	-1.996	-1.275	-0.900
1.09-3.58 Gyr	-1.663	-1.071	-0.820
3.58-11.78 Gyr	-1.259	-0.913	-0.735
11.78-13.09 Gyr	-1.373	-0.833	-0.292

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.087	9.155	9.248
{\rm log}_{10}({\rm SFR})	-1.353	-1.096	-0.809
{\rm log}_{10}({\rm sSFR})	-10.542	-10.250	-9.958
{\rm stellar\ age}	6.906	7.810	9.895

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.344	-0.967	-0.663
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	0.054	0.314	0.444

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.098	0.237	0.423
\delta	-0.589	-0.175	0.153
\tau_1/\tau_2	0.593	0.964	1.325
Q_{PAH}	0.654	1.809	3.723
U_{min}	3.097	8.240	15.238
{\rm log}_{10}(\gamma_e)\,	-2.833	-1.906	-0.860

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.099	-1.619	-1.026
{\rm log}_{10}(\tau_{AGN})\,	1.102	1.517	1.864

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.370	-1.108	-0.898
0.03-0.10 Gyr	-1.480	-1.100	-0.738
0.10-0.33 Gyr	-1.713	-1.220	-0.885
0.33-1.09 Gyr	-1.923	-1.330	-0.988
1.09-3.58 Gyr	-1.764	-1.144	-0.824
3.58-11.78 Gyr	-0.961	-0.717	-0.596
11.78-13.09 Gyr	-1.028	-0.527	0.089