2025xel

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Information

Transient

Name: AT2025xel
Right ascension: 22h02m04.44s
Declination: 23d01m30.49s
Discovery Date: Sept. 4, 2025, 9:47 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.069

Host

Name:
Right ascension: 22h02m04.43s
Declination: 23d01m30.51s
Redshift: None
Photometric Redshift: 0.098

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	15.88
Transient MWEBV	processed	0.1
Host match	processed	7.11
Host information	processed	0.14
Host MWEBV	processed	0.04
Global aperture construction	processed	0.68
Global aperture photometry	processed	5.12
Validate global photometry	processed	14.12
Global host SED inference	processed	434.87
Local aperture photometry	processed	5.86
Validate local photometry	processed	0.02
Local host SED inference	processed	529.41

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) = 22h02m04.44s, 23d01m30.49s
semi major axis, semi minor axis (arcsec) = 1.11, 1.11
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
DES_r	55.72	0.6	19.535	0.012	AB
DES_z	114.09	2.15	18.757	0.020	AB
PanSTARRS_y	133.54	1.97	18.586	0.016	AB

Aperture details

RA, DEC (J2000) = 22h02m04.41s, 23d01m30.68s
semi major axis, semi minor axis (arcsec) = 9.93, 2.72
angle (degrees, anti-clockwise from east) = -23.64

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	7.84	2.21	21.664	0.306	AB
GALEX_NUV	5.93	1.88	21.968	0.345	AB
DES_g	93.54	0.5	18.972	0.006	AB
PanSTARRS_g	96.92	1.15	18.934	0.013	AB
PanSTARRS_r	217.98	1.49	18.054	0.007	AB
DES_r	245.63	1.37	17.924	0.006	AB
PanSTARRS_i	344.82	1.43	17.556	0.004	AB
SDSS_z	567.61	23.82	17.015	0.046	AB
DES_z	524.42	4.74	17.101	0.010	AB
PanSTARRS_y	601.81	8.98	16.951	0.016	AB
2MASS_J	651.82	159.76	15.970	0.266	Vega
2MASS_H	1304.88	263.75	14.743	0.219	Vega
2MASS_K	936.75	241.03	14.633	0.279	Vega
WISE_W1	486.52	16.07	14.483	0.036	Vega
WISE_W2	289.34	19.53	14.407	0.073	Vega
WISE_W3	316.86	82.17	12.474	0.282	Vega
WISE_W4	-257.1	516.75			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})\,	9.580	9.767	9.937
{\rm log}_{10}({\rm SFR})	-0.880	-0.322	0.181
{\rm log}_{10}({\rm sSFR})	-10.734	-10.096	-9.498
{\rm stellar\ age}	3.960	6.544	8.474

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.999	-0.336	0.037
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.206	-0.541	0.166

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.569	1.022	1.457
\delta	-0.455	-0.209	0.156
\tau_1/\tau_2	0.573	0.938	1.301
Q_{PAH}	0.501	1.853	4.620
U_{min}	2.996	8.204	15.307
{\rm log}_{10}(\gamma_e)\,	-3.306	-1.822	-0.562

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.262	-1.246	-0.249
{\rm log}_{10}(\tau_{AGN})\,	0.977	1.464	1.977

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.718	-0.197	0.213
0.03-0.10 Gyr	-1.426	-0.498	0.170
0.10-0.33 Gyr	-1.581	-0.553	0.104
0.33-1.06 Gyr	-1.603	-0.365	0.180
1.06-3.45 Gyr	-1.411	-0.284	0.059
3.45-11.23 Gyr	-0.977	-0.193	0.088
11.23-12.48 Gyr	-0.997	-0.131	0.581

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.548	10.624	10.663
{\rm log}_{10}({\rm SFR})	-0.707	-0.329	0.024
{\rm log}_{10}({\rm sSFR})	-11.306	-10.934	-10.578
{\rm stellar\ age}	8.648	11.441	11.810

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.230	-0.057	0.061
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.984	0.158	0.395

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.158	0.254	0.396
\delta	-0.405	-0.118	0.122
\tau_1/\tau_2	0.599	1.038	1.498
Q_{PAH}	0.858	2.371	4.367
U_{min}	2.866	8.294	16.081
{\rm log}_{10}(\gamma_e)\,	-2.036	-1.065	-0.330

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.454	-3.513	-2.370
{\rm log}_{10}(\tau_{AGN})\,	1.048	1.601	1.954

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.905	-0.476	-0.240
0.03-0.10 Gyr	-0.964	-0.301	0.152
0.10-0.33 Gyr	-2.410	-1.009	-0.440
0.33-1.06 Gyr	-3.307	-1.460	-0.779
1.06-3.45 Gyr	-2.986	-1.288	-0.550
3.45-11.23 Gyr	-1.543	-0.160	0.732
11.23-12.48 Gyr	1.176	1.742	1.804