2025acwk

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Information

Transient

Name: AT2025acwk
Right ascension: 23h46m24.25s
Declination: 19d40m54.12s
Discovery Date: Nov. 7, 2025, 6:19 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.144

Host

Name:
Right ascension: 23h46m24.24s
Declination: 19d40m54.83s
Redshift: None
Photometric Redshift: 0.086

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	1.48
Transient MWEBV	processed	0.22
Host match	processed	5.86
Host information	processed	0.1
Host MWEBV	processed	0.08
Global aperture construction	processed	0.65
Global aperture photometry	processed	6.91
Validate global photometry	processed	18.21
Global host SED inference	processed	453.16
Local aperture photometry	processed	6.76
Validate local photometry	processed	0.03
Local host SED inference	processed	617.82

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) = 23h46m24.25s, 19d40m54.12s
semi major axis, semi minor axis (arcsec) = 1.24, 1.24
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
DES_g	8.38	0.12	21.592	0.016	AB
PanSTARRS_r	9.61	0.34	21.444	0.038	AB
DES_r	14.08	0.29	21.028	0.022	AB
PanSTARRS_i	12.99	0.47	21.116	0.039	AB
PanSTARRS_z	15.56	0.92	20.920	0.064	AB
DES_z	19.49	0.71	20.676	0.040	AB
PanSTARRS_y	22.39	2.14	20.525	0.104	AB

Aperture details

RA, DEC (J2000) = 23h46m24.22s, 19d40m55.04s
semi major axis, semi minor axis (arcsec) = 3.05, 2.07
angle (degrees, anti-clockwise from east) = -100.52

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	3.26	1.56	22.618	0.520	AB
GALEX_NUV	1.26	0.92	23.653	0.796	AB
SDSS_u	10.53	2.68	21.344	0.276	AB
SDSS_g	18.82	1.35	20.713	0.078	AB
DES_g	15.71	0.19	20.910	0.013	AB
PanSTARRS_g	16.0	0.57	20.890	0.038	AB
SDSS_r	26.38	1.98	20.347	0.081	AB
PanSTARRS_r	22.31	0.66	20.529	0.032	AB
DES_r	26.31	0.43	20.350	0.018	AB
SDSS_i	33.56	2.84	20.085	0.092	AB
PanSTARRS_i	31.6	0.9	20.151	0.031	AB
PanSTARRS_z	34.6	1.75	20.052	0.055	AB
SDSS_z	40.47	9.86	19.882	0.265	AB
DES_z	36.55	1.03	19.993	0.031	AB
PanSTARRS_y	45.13	4.07	19.764	0.098	AB
2MASS_J	40.28	84.43	18.992	2.276	Vega
2MASS_H	-52.74	139.67			Vega
2MASS_K	100.49	139.22	17.057	1.504	Vega
WISE_W1	18.27	9.41	18.046	0.559	Vega
WISE_W2	3.94	12.63	19.072	3.480	Vega
WISE_W3	36.2	58.65	14.829	1.759	Vega
WISE_W4	-392.36	360.53			Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

Click the image to load the interactive plot.

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.019	8.326	8.518
{\rm log}_{10}({\rm SFR})	-1.348	-0.721	-0.145
{\rm log}_{10}({\rm sSFR})	-9.791	-9.123	-8.081
{\rm stellar\ age}	0.213	2.548	5.471

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.762	-0.078	0.113
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.233	-0.586	-0.049

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.180	0.415	0.796
\delta	-0.627	-0.157	0.169
\tau_1/\tau_2	0.647	1.050	1.451
Q_{PAH}	1.018	3.080	5.343
U_{min}	3.338	8.969	16.629
{\rm log}_{10}(\gamma_e)\,	-2.846	-1.600	-0.443

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.055	-0.270	0.210
{\rm log}_{10}(\tau_{AGN})\,	1.107	1.486	1.900

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.712	-1.181	-0.802
0.03-0.10 Gyr	-1.433	-0.641	-0.004
0.10-0.33 Gyr	-1.711	-0.769	-0.299
0.33-1.07 Gyr	-3.478	-1.337	-0.786
1.07-3.48 Gyr	-5.069	-2.109	-1.375
3.48-11.37 Gyr	-5.868	-2.291	-1.534
11.37-12.63 Gyr	-5.828	-2.261	-1.364

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.457	8.737	8.952
{\rm log}_{10}({\rm SFR})	-0.960	-0.138	0.555
{\rm log}_{10}({\rm sSFR})	-9.744	-8.859	-7.957
{\rm stellar\ age}	0.193	2.022	5.658

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.673	-1.132	-0.275
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.286	0.053	0.356

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.303	0.739	1.275
\delta	-0.432	-0.079	0.151
\tau_1/\tau_2	0.633	1.144	1.593
Q_{PAH}	0.977	2.827	5.011
U_{min}	3.413	9.817	17.446
{\rm log}_{10}(\gamma_e)\,	-3.055	-1.852	-0.668

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.921	-1.760	-0.499
{\rm log}_{10}(\tau_{AGN})\,	1.091	1.470	1.887

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.077	-1.028	-0.589
0.03-0.10 Gyr	-0.959	-0.009	0.711
0.10-0.33 Gyr	-2.279	-0.468	0.218
0.33-1.07 Gyr	-4.165	-1.570	-0.612
1.07-3.48 Gyr	-5.344	-2.020	-0.963
3.48-11.37 Gyr	-6.015	-2.237	-1.146
11.37-12.63 Gyr	-5.983	-2.104	-0.932