2025afsm

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Information

Transient

Name: AT2025afsm
Right ascension: 13h00m23.36s
Declination: -4d05m17.16s
Discovery Date: Nov. 28, 2025, 1:19 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.027

Host

Name: 88700
Right ascension: 13h00m23.34s
Declination: -4d05m19.37s
Redshift: 0.078921
Photometric Redshift:

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	6.16
Transient MWEBV	processed	0.04
Host match	processed	4.3
Host information	processed	0.12
Host MWEBV	processed	0.04
Global aperture construction	processed	0.65
Global aperture photometry	processed	5.44
Validate global photometry	processed	12.94
Global host SED inference	processed	434.23
Local aperture photometry	processed	5.35
Validate local photometry	processed	0.02
Local host SED inference	processed	463.1

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) = 13h00m23.36s, -4d05m17.16s
semi major axis, semi minor axis (arcsec) = 1.34, 1.34
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	41.54	0.4	19.854	0.010	AB
PanSTARRS_g	47.1	0.34	19.718	0.008	AB
PanSTARRS_r	100.81	0.46	18.891	0.005	AB
DES_r	97.7	1.0	18.925	0.011	AB
PanSTARRS_i	141.42	0.51	18.524	0.004	AB
PanSTARRS_z	184.82	1.08	18.233	0.006	AB
DES_z	184.97	2.85	18.232	0.017	AB
PanSTARRS_y	218.99	1.85	18.049	0.009	AB

Aperture details

RA, DEC (J2000) = 13h00m23.35s, -4d05m19.64s
semi major axis, semi minor axis (arcsec) = 12.16, 5.79
angle (degrees, anti-clockwise from east) = -21.47

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
DES_g	541.4	1.54	17.066	0.003	AB
PanSTARRS_g	589.08	1.99	16.975	0.004	AB
PanSTARRS_r	1268.41	2.69	16.142	0.002	AB
DES_r	1282.86	3.78	16.130	0.003	AB
PanSTARRS_i	1794.56	3.0	15.765	0.002	AB
PanSTARRS_z	2361.76	6.59	15.467	0.003	AB
DES_z	2431.86	10.55	15.435	0.005	AB
PanSTARRS_y	2823.34	11.37	15.273	0.004	AB
2MASS_J	4231.71	203.73	13.939	0.052	Vega
2MASS_H	4335.3	288.04	13.440	0.072	Vega
2MASS_K	4339.9	423.67	12.969	0.106	Vega
WISE_W1	1875.05	25.91	13.018	0.015	Vega
WISE_W2	1093.69	30.24	12.964	0.030	Vega
WISE_W3	749.16	106.5	11.540	0.154	Vega
WISE_W4	276.09	509.63	11.177	2.004	Vega

Imaging data

Click the image to load the interactive plot.

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})\,	9.804	9.903	10.004
{\rm log}_{10}({\rm SFR})	-1.700	-1.103	-0.503
{\rm log}_{10}({\rm sSFR})	-11.644	-11.005	-10.366
{\rm stellar\ age}	7.106	8.275	11.570

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.124	-0.623	-0.325
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.202	-0.772	-0.375

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.370	0.693	1.128
\delta	-0.489	-0.128	0.223
\tau_1/\tau_2	0.506	0.865	1.218
Q_{PAH}	1.289	3.503	5.848
U_{min}	3.000	8.083	15.391
{\rm log}_{10}(\gamma_e)\,	-3.276	-2.355	-1.080

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.020	-0.902	-0.408
{\rm log}_{10}(\tau_{AGN})\,	0.934	1.441	1.951

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.707	-1.030	-0.506
0.03-0.10 Gyr	-2.197	-1.217	-0.488
0.10-0.33 Gyr	-2.649	-1.298	-0.592
0.33-1.07 Gyr	-2.930	-1.275	-0.523
1.07-3.50 Gyr	-2.743	-0.989	-0.187
3.50-11.44 Gyr	-0.864	-0.018	0.156
11.44-12.72 Gyr	-0.355	0.384	1.068

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.898	10.949	11.044
{\rm log}_{10}({\rm SFR})	-3.611	-1.508	-0.484
{\rm log}_{10}({\rm sSFR})	-14.524	-12.419	-11.405
{\rm stellar\ age}	7.517	8.903	12.003

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.652	-0.494	-0.373
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.549	-0.761	0.074

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.195	0.287	0.413
\delta	-0.850	-0.537	-0.183
\tau_1/\tau_2	0.521	0.924	1.328
Q_{PAH}	0.528	1.674	4.086
U_{min}	3.037	8.920	16.406
{\rm log}_{10}(\gamma_e)\,	-2.634	-1.583	-0.780

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.407	-3.494	-2.513
{\rm log}_{10}(\tau_{AGN})\,	1.018	1.504	1.927

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-4.783	-1.836	-0.700
0.03-0.10 Gyr	-4.393	-1.599	-0.425
0.10-0.33 Gyr	-5.115	-1.801	-0.410
0.33-1.07 Gyr	-4.530	-1.745	-0.467
1.07-3.50 Gyr	-2.951	-1.060	0.309
3.50-11.44 Gyr	-0.714	1.057	1.224
11.44-12.72 Gyr	0.587	1.601	2.185