2026cwg

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Information

Transient

Name: AT2026cwg
Right ascension: 15h44m31.70s
Declination: 16d55m24.89s
Discovery Date: Feb. 11, 2026, 5:25 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.029

Host

Name:
Right ascension: 15h44m31.69s
Declination: 16d55m24.71s
Redshift: None
Photometric Redshift: 0.101

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	19.05
Transient MWEBV	processed	0.06
Host match	processed	5.16
Host information	processed	0.17
Host MWEBV	processed	0.04
Global aperture construction	processed	0.64
Global aperture photometry	processed	6.18
Validate global photometry	processed	17.82
Global host SED inference	processed	465.8
Local aperture photometry	processed	5.89
Validate local photometry	processed	0.02
Local host SED inference	processed	491.6

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) = 15h44m31.70s, 16d55m24.89s
semi major axis, semi minor axis (arcsec) = 1.08, 1.08
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	12.97	0.31	21.118	0.026	AB
PanSTARRS_z	13.14	0.87	21.104	0.072	AB
DES_z	15.45	1.22	20.928	0.086	AB
PanSTARRS_y	12.67	1.85	21.143	0.159	AB

Aperture details

RA, DEC (J2000) = 15h44m31.68s, 16d55m24.90s
semi major axis, semi minor axis (arcsec) = 2.9, 1.87
angle (degrees, anti-clockwise from east) = -22.23

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	6.11	2.3	21.934	0.408	AB
SDSS_g	13.06	1.15	21.110	0.096	AB
DES_g	13.6	0.25	21.066	0.020	AB
PanSTARRS_g	14.36	0.55	21.007	0.042	AB
SDSS_r	19.4	1.57	20.680	0.088	AB
PanSTARRS_r	20.21	0.51	20.636	0.027	AB
DES_r	20.35	0.45	20.628	0.024	AB
SDSS_i	23.47	2.3	20.474	0.106	AB
PanSTARRS_i	21.65	0.53	20.561	0.027	AB
PanSTARRS_z	24.0	1.76	20.449	0.080	AB
SDSS_z	15.24	6.79	20.942	0.484	AB
DES_z	25.16	1.76	20.398	0.076	AB
PanSTARRS_y	20.99	3.72	20.595	0.192	AB
2MASS_J	75.62	62.51	18.308	0.897	Vega
2MASS_H	-38.69	105.54			Vega
2MASS_K	42.89	124.75	17.981	3.158	Vega
WISE_W1	6.45	6.27	19.177	1.055	Vega
WISE_W2	0.89	9.13	20.689	11.152	Vega
WISE_W3	37.87	40.83	14.780	1.171	Vega
WISE_W4	409.97	309.42	10.748	0.819	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})\,	8.171	8.465	8.665
{\rm log}_{10}({\rm SFR})	-1.329	-0.774	-0.254
{\rm log}_{10}({\rm sSFR})	-9.861	-9.245	-8.470
{\rm stellar\ age}	0.744	4.294	6.596

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.673	-1.061	-0.191
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.294	-0.657	0.050

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.189	0.441	0.812
\delta	-0.663	-0.250	0.164
\tau_1/\tau_2	0.614	1.002	1.400
Q_{PAH}	0.795	2.704	5.129
U_{min}	3.106	8.231	15.299
{\rm log}_{10}(\gamma_e)\,	-2.897	-1.699	-0.487

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.136	-0.369	0.114
{\rm log}_{10}(\tau_{AGN})\,	1.106	1.516	1.999

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.266	-0.768	-0.316
0.03-0.10 Gyr	-1.666	-0.870	-0.185
0.10-0.33 Gyr	-1.950	-1.108	-0.501
0.33-1.06 Gyr	-2.515	-1.322	-0.807
1.06-3.44 Gyr	-3.267	-1.597	-1.146
3.44-11.20 Gyr	-3.543	-1.719	-1.240
11.20-12.44 Gyr	-3.503	-1.778	-1.115

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.389	8.628	8.810
{\rm log}_{10}({\rm SFR})	-1.867	-0.834	-0.006
{\rm log}_{10}({\rm sSFR})	-10.597	-9.480	-8.403
{\rm stellar\ age}	0.267	1.864	5.180

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.629	-1.008	-0.205
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.454	-0.814	-0.101

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.181	0.494	0.980
\delta	-0.638	-0.250	0.117
\tau_1/\tau_2	0.613	1.050	1.486
Q_{PAH}	1.519	3.619	5.638
U_{min}	3.786	9.985	17.628
{\rm log}_{10}(\gamma_e)\,	-2.859	-1.726	-0.571

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.760	-0.652	0.046
{\rm log}_{10}(\tau_{AGN})\,	1.010	1.514	1.907

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.657	-1.234	-0.662
0.03-0.10 Gyr	-2.298	-0.777	0.123
0.10-0.33 Gyr	-1.492	-0.468	0.119
0.33-1.06 Gyr	-2.999	-0.970	-0.325
1.06-3.44 Gyr	-4.532	-1.864	-1.036
3.44-11.20 Gyr	-5.295	-2.264	-1.307
11.20-12.44 Gyr	-5.583	-2.227	-1.171