2025agun

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Information

Transient

Name: AT2025agun
Right ascension: 3h37m20.33s
Declination: -3d05m57.35s
Discovery Date: Dec. 14, 2025, 11:56 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.068

Host

Name:
Right ascension: 3h37m20.75s
Declination: -3d05m46.47s
Redshift: None
Photometric Redshift: 0.137

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	7.22
Transient MWEBV	processed	0.03
Host match	processed	6.12
Host information	processed	0.16
Host MWEBV	processed	0.05
Global aperture construction	processed	0.66
Global aperture photometry	processed	5.83
Validate global photometry	processed	14.41
Global host SED inference	processed	537.54
Local aperture photometry	processed	5.63
Validate local photometry	no valid phot	0.02
Local host SED inference	not processed	None

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) = 3h37m20.33s, -3d05m57.35s
semi major axis, semi minor axis (arcsec) = 0.83, 0.83
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys

Data not available

Aperture details

RA, DEC (J2000) = 3h37m20.74s, -3d05m46.19s
semi major axis, semi minor axis (arcsec) = 6.93, 6.44
angle (degrees, anti-clockwise from east) = -55.3

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	4.92	2.04	22.171	0.451	AB
GALEX_NUV	3.31	2.32	22.600	0.760	AB
DES_g	298.97	0.87	17.711	0.003	AB
PanSTARRS_g	306.69	2.32	17.683	0.008	AB
PanSTARRS_r	744.57	2.28	16.720	0.003	AB
DES_r	832.4	2.03	16.599	0.003	AB
PanSTARRS_i	1149.25	2.44	16.249	0.002	AB
PanSTARRS_z	1509.97	6.11	15.953	0.004	AB
DES_z	1660.84	6.84	15.849	0.004	AB
PanSTARRS_y	1873.73	11.82	15.718	0.007	AB
2MASS_J	2538.02	144.82	14.494	0.062	Vega
2MASS_H	3073.72	207.77	13.813	0.073	Vega
2MASS_K	2678.62	275.37	13.492	0.112	Vega
WISE_W1	1146.91	23.96	13.552	0.023	Vega
WISE_W2	718.96	29.9	13.419	0.045	Vega
WISE_W3	95.96	85.42	13.771	0.967	Vega
WISE_W4	96.33	465.63	12.321	5.248	Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Data not available

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	11.057	11.226	11.361
{\rm log}_{10}({\rm SFR})	-3.646	-1.019	0.307
{\rm log}_{10}({\rm sSFR})	-14.929	-12.313	-10.903
{\rm stellar\ age}	5.270	7.315	11.311

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.566	-1.219	-0.958
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.558	-0.670	0.129

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.391	0.548	0.747
\delta	-0.942	-0.834	-0.680
\tau_1/\tau_2	0.450	0.973	1.473
Q_{PAH}	0.502	1.927	4.267
U_{min}	3.596	10.678	18.331
{\rm log}_{10}(\gamma_e)\,	-2.617	-1.493	-0.616

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.417	-3.388	-2.420
{\rm log}_{10}(\tau_{AGN})\,	1.125	1.602	1.971

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-4.993	-1.830	-0.134
0.03-0.10 Gyr	-4.323	-1.339	0.380
0.10-0.32 Gyr	-3.992	-1.158	0.649
0.32-1.04 Gyr	-3.333	-0.778	0.853
1.04-3.35 Gyr	-2.637	0.252	1.514
3.35-10.81 Gyr	-1.100	1.092	1.542
10.81-12.01 Gyr	-1.106	1.526	2.524