2025afwa

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Information

Transient

Name: AT2025afwa
Right ascension: 0h21m39.73s
Declination: -12d22m55.70s
Discovery Date: Dec. 6, 2025, 2:31 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.037

Host

Name: 953642
Right ascension: 0h21m39.67s
Declination: -12d22m56.82s
Redshift: None
Photometric Redshift: 0.048

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	21.6
Transient MWEBV	processed	0.08
Host match	processed	4.08
Host information	processed	0.19
Host MWEBV	processed	0.07
Global aperture construction	processed	0.66
Global aperture photometry	processed	6.29
Validate global photometry	processed	17.87
Global host SED inference	processed	547.73
Local aperture photometry	processed	6.32
Validate local photometry	processed	0.03
Local host SED inference	processed	426.41

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) = 0h21m39.73s, -12d22m55.70s
semi major axis, semi minor axis (arcsec) = 2.14, 2.14
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	13.69	2.11	21.059	0.167	AB
SDSS_g	28.9	1.53	20.248	0.057	AB
DES_g	32.2	0.27	20.130	0.009	AB
PanSTARRS_g	37.59	0.55	19.962	0.016	AB
SDSS_r	41.49	1.93	19.855	0.050	AB
PanSTARRS_r	48.82	0.52	19.679	0.012	AB
DES_r	45.71	0.71	19.750	0.017	AB
SDSS_i	47.71	2.43	19.703	0.055	AB
PanSTARRS_i	59.59	0.79	19.462	0.014	AB
PanSTARRS_z	59.93	1.52	19.456	0.028	AB
SDSS_z	54.3	6.09	19.563	0.122	AB
DES_z	55.58	1.59	19.538	0.031	AB
PanSTARRS_y	69.73	3.56	19.291	0.055	AB

Aperture details

RA, DEC (J2000) = 0h21m39.72s, -12d22m57.49s
semi major axis, semi minor axis (arcsec) = 11.61, 4.55
angle (degrees, anti-clockwise from east) = -73.43

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	39.65	3.85	19.905	0.105	AB
GALEX_NUV	48.01	2.63	19.697	0.059	AB
SDSS_u	76.09	6.9	19.197	0.098	AB
SDSS_g	184.87	4.13	18.233	0.024	AB
DES_g	179.93	0.7	18.262	0.004	AB
PanSTARRS_g	188.15	1.84	18.214	0.011	AB
SDSS_r	241.31	5.21	17.944	0.023	AB
PanSTARRS_r	242.96	1.75	17.936	0.008	AB
DES_r	244.25	1.85	17.930	0.008	AB
SDSS_i	296.27	7.19	17.721	0.026	AB
PanSTARRS_i	281.27	2.63	17.777	0.010	AB
PanSTARRS_z	310.49	5.1	17.670	0.018	AB
SDSS_z	329.48	20.28	17.605	0.067	AB
DES_z	287.63	3.87	17.753	0.015	AB
PanSTARRS_y	331.89	12.0	17.598	0.039	AB
2MASS_J	533.21	168.15	16.188	0.342	Vega
2MASS_H	662.28	281.88	15.480	0.462	Vega
2MASS_K	710.83	324.66	14.933	0.496	Vega
WISE_W1	115.43	15.7	16.045	0.148	Vega
WISE_W2	60.08	22.5	16.114	0.407	Vega
WISE_W3	410.38	90.56	12.193	0.240	Vega
WISE_W4	937.95	658.17	9.850	0.762	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})\,	8.436	8.600	8.714
{\rm log}_{10}({\rm SFR})	-1.954	-1.266	-0.488
{\rm log}_{10}({\rm sSFR})	-10.594	-9.929	-9.034
{\rm stellar\ age}	3.094	6.123	7.591

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.750	-1.400	-0.973
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.578	-0.844	-0.032

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.094	0.361	0.852
\delta	-0.525	-0.085	0.223
\tau_1/\tau_2	0.739	1.083	1.410
Q_{PAH}	0.887	2.712	4.949
U_{min}	2.994	8.477	15.438
{\rm log}_{10}(\gamma_e)\,	-3.122	-2.087	-0.841

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.502	-0.641	-0.084
{\rm log}_{10}(\tau_{AGN})\,	1.080	1.456	1.920

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.237	-1.655	-1.114
0.03-0.10 Gyr	-2.004	-1.186	-0.352
0.10-0.33 Gyr	-1.713	-1.123	-0.622
0.33-1.09 Gyr	-1.979	-1.326	-0.919
1.09-3.58 Gyr	-1.949	-1.358	-1.093
3.58-11.81 Gyr	-2.121	-1.392	-1.163
11.81-13.12 Gyr	-2.260	-1.406	-0.862

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.239	9.345	9.460
{\rm log}_{10}({\rm SFR})	-0.587	-0.255	0.004
{\rm log}_{10}({\rm sSFR})	-9.941	-9.590	-9.333
{\rm stellar\ age}	6.286	7.428	10.438

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.784	-1.533	-1.237
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.581	-0.410	0.318

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.031	0.099	0.217
\delta	-0.634	-0.177	0.190
\tau_1/\tau_2	0.518	0.945	1.400
Q_{PAH}	0.508	1.605	3.627
U_{min}	3.132	8.969	17.079
{\rm log}_{10}(\gamma_e)\,	-2.745	-1.482	-0.435

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.301	-1.474	-1.025
{\rm log}_{10}(\tau_{AGN})\,	1.244	1.571	1.872

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-3.940	-2.249	-1.451
0.03-0.10 Gyr	-0.437	-0.095	0.166
0.10-0.33 Gyr	-1.627	-0.500	-0.119
0.33-1.09 Gyr	-2.756	-0.952	-0.593
1.09-3.58 Gyr	-2.501	-0.926	-0.551
3.58-11.81 Gyr	-1.409	-0.602	-0.416
11.81-13.12 Gyr	-1.226	-0.380	0.462