2026xg

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Information

Transient

Name: AT2026xg
Right ascension: 12h51m05.00s
Declination: 8d12m32.07s
Discovery Date: Jan. 11, 2026, 12:09 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.023

Host

Name:
Right ascension: 12h51m04.79s
Declination: 8d12m31.01s
Redshift: None
Photometric Redshift: 0.049

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	19.58
Transient MWEBV	processed	0.04
Host match	processed	6.27
Host information	processed	0.22
Host MWEBV	processed	0.05
Global aperture construction	processed	0.63
Global aperture photometry	processed	6.4
Validate global photometry	processed	18.79
Global host SED inference	processed	655.77
Local aperture photometry	processed	6.34
Validate local photometry	processed	0.03
Local host SED inference	processed	472.21

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) = 12h51m05.00s, 8d12m32.07s
semi major axis, semi minor axis (arcsec) = 2.08, 2.08
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	-4.13	1.98			AB
SDSS_g	8.76	1.12	21.544	0.139	AB
DES_g	9.83	0.2	21.419	0.022	AB
PanSTARRS_g	9.47	0.47	21.459	0.054	AB
SDSS_r	15.81	1.44	20.903	0.099	AB
PanSTARRS_r	13.93	0.58	21.040	0.045	AB
DES_r	15.82	0.39	20.902	0.027	AB
SDSS_i	19.49	2.26	20.675	0.126	AB
PanSTARRS_i	17.32	0.79	20.804	0.050	AB
PanSTARRS_z	18.01	1.41	20.761	0.085	AB
SDSS_z	26.42	6.32	20.345	0.260	AB
DES_z	21.27	0.98	20.580	0.050	AB
PanSTARRS_y	20.4	2.71	20.626	0.144	AB

Aperture details

RA, DEC (J2000) = 12h51m04.76s, 8d12m30.93s
semi major axis, semi minor axis (arcsec) = 5.43, 3.0
angle (degrees, anti-clockwise from east) = -109.24

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	16.57	3.99	20.852	0.261	AB
GALEX_NUV	12.84	1.68	21.128	0.142	AB
SDSS_u	4.25	4.05	22.328	1.035	AB
SDSS_g	51.43	2.45	19.622	0.052	AB
DES_g	54.76	0.41	19.554	0.008	AB
PanSTARRS_g	52.79	0.92	19.594	0.019	AB
SDSS_r	81.07	3.05	19.128	0.041	AB
PanSTARRS_r	79.06	1.12	19.155	0.015	AB
DES_r	91.52	0.84	18.996	0.010	AB
SDSS_i	105.77	4.61	18.839	0.047	AB
PanSTARRS_i	96.58	1.52	18.938	0.017	AB
PanSTARRS_z	106.69	2.65	18.830	0.027	AB
SDSS_z	152.73	12.39	18.440	0.088	AB
DES_z	120.52	2.16	18.697	0.019	AB
PanSTARRS_y	117.49	5.1	18.725	0.047	AB
2MASS_J	462.52	134.68	16.342	0.316	Vega
2MASS_H	11.86	184.67	19.847	16.906	Vega
2MASS_K	39.04	243.32	18.083	6.766	Vega
WISE_W1	43.29	9.25	17.110	0.232	Vega
WISE_W2	13.88	9.95	17.705	0.779	Vega
WISE_W3	86.87	65.34	13.879	0.817	Vega
WISE_W4	577.45	416.42	10.376	0.783	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})\,	8.000	8.167	8.293
{\rm log}_{10}({\rm SFR})	-2.289	-1.574	-0.911
{\rm log}_{10}({\rm sSFR})	-10.477	-9.747	-8.927
{\rm stellar\ age}	2.616	5.795	7.382

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.665	-1.138	-0.491
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.751	-0.827	0.215

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.223	0.602	1.164
\delta	-0.429	-0.090	0.215
\tau_1/\tau_2	0.740	1.094	1.443
Q_{PAH}	1.045	2.893	5.134
U_{min}	2.982	7.820	15.005
{\rm log}_{10}(\gamma_e)\,	-2.959	-1.889	-0.695

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.633	-0.342	0.214
{\rm log}_{10}(\tau_{AGN})\,	1.134	1.552	1.913

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.493	-1.778	-1.165
0.03-0.10 Gyr	-2.357	-1.570	-0.833
0.10-0.33 Gyr	-2.323	-1.614	-1.020
0.33-1.09 Gyr	-2.426	-1.716	-1.295
1.09-3.58 Gyr	-2.450	-1.780	-1.508
3.58-11.79 Gyr	-2.694	-1.852	-1.583
11.79-13.10 Gyr	-2.863	-1.907	-1.382

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.945	9.010	9.104
{\rm log}_{10}({\rm SFR})	-1.236	-0.977	-0.685
{\rm log}_{10}({\rm sSFR})	-10.252	-9.995	-9.706
{\rm stellar\ age}	7.039	7.894	9.670

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.024	-0.572	-0.296
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.563	0.290	0.432

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.034	0.129	0.318
\delta	-0.281	0.142	0.328
\tau_1/\tau_2	0.584	0.965	1.371
Q_{PAH}	0.664	2.187	4.507
U_{min}	3.127	8.415	15.521
{\rm log}_{10}(\gamma_e)\,	-2.105	-0.971	-0.305

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.047	-1.470	-0.748
{\rm log}_{10}(\tau_{AGN})\,	1.325	1.693	1.975

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.355	-1.165	-0.985
0.03-0.10 Gyr	-1.276	-0.912	-0.577
0.10-0.33 Gyr	-1.661	-1.193	-0.928
0.33-1.09 Gyr	-1.976	-1.443	-1.151
1.09-3.58 Gyr	-1.853	-1.300	-1.017
3.58-11.79 Gyr	-1.083	-0.872	-0.753
11.79-13.10 Gyr	-1.082	-0.614	-0.087