2025acyx

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Information

Transient

Name: AT2025acyx
Right ascension: 3h37m35.98s
Declination: -25d49m26.21s
Discovery Date: Nov. 7, 2025, 8:19 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.011

Host

Name:
Right ascension: 3h37m35.98s
Declination: -25d49m26.55s
Redshift: None
Photometric Redshift: 0.080

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	6.6
Transient MWEBV	processed	0.13
Host match	processed	5.7
Host information	processed	0.21
Host MWEBV	processed	0.06
Global aperture construction	processed	0.65
Global aperture photometry	processed	5.25
Validate global photometry	processed	13.1
Global host SED inference	processed	450.86
Local aperture photometry	processed	5.1
Validate local photometry	processed	0.02
Local host SED inference	processed	428.07

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) = 3h37m35.98s, -25d49m26.21s
semi major axis, semi minor axis (arcsec) = 1.33, 1.33
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	33.73	0.18	20.080	0.006	AB
PanSTARRS_g	32.93	0.35	20.106	0.012	AB
PanSTARRS_r	67.41	0.59	19.328	0.009	AB
DES_r	81.14	0.31	19.127	0.004	AB
PanSTARRS_i	102.36	0.57	18.875	0.006	AB
PanSTARRS_z	132.42	0.84	18.595	0.007	AB
PanSTARRS_y	157.21	2.28	18.409	0.016	AB

Aperture details

RA, DEC (J2000) = 3h37m35.97s, -25d49m26.20s
semi major axis, semi minor axis (arcsec) = 13.15, 6.89
angle (degrees, anti-clockwise from east) = -159.49

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	20.67	3.19	20.612	0.167	AB
GALEX_NUV	32.0	2.62	20.137	0.089	AB
DES_g	308.81	0.65	17.676	0.002	AB
PanSTARRS_g	294.77	2.36	17.726	0.009	AB
PanSTARRS_r	547.08	4.0	17.055	0.008	AB
DES_r	603.59	0.98	16.948	0.002	AB
PanSTARRS_i	754.96	3.95	16.705	0.006	AB
PanSTARRS_z	931.66	5.8	16.477	0.007	AB
PanSTARRS_y	1186.7	16.16	16.214	0.015	AB
2MASS_J	1351.9	242.76	15.178	0.195	Vega
2MASS_H	2019.04	375.1	14.270	0.202	Vega
2MASS_K	1092.71	451.68	14.466	0.449	Vega
WISE_W1	632.72	16.34	14.198	0.028	Vega
WISE_W2	405.27	21.49	14.042	0.058	Vega
WISE_W3	633.47	102.39	11.722	0.175	Vega
WISE_W4	-687.02	488.25			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})\,	9.639	9.738	9.858
{\rm log}_{10}({\rm SFR})	-1.777	-1.138	-0.555
{\rm log}_{10}({\rm sSFR})	-11.574	-10.873	-10.277
{\rm stellar\ age}	6.895	8.119	11.587

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.157	-0.596	-0.179
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.639	-0.326	0.318

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.310	0.640	1.128
\delta	-0.568	-0.182	0.151
\tau_1/\tau_2	0.649	1.046	1.439
Q_{PAH}	0.957	3.097	5.526
U_{min}	3.183	8.492	15.478
{\rm log}_{10}(\gamma_e)\,	-3.137	-1.796	-0.470

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.791	-0.679	-0.177
{\rm log}_{10}(\tau_{AGN})\,	1.052	1.533	1.976

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.094	-1.280	-0.753
0.03-0.10 Gyr	-2.041	-1.181	-0.474
0.10-0.33 Gyr	-2.436	-1.295	-0.614
0.33-1.07 Gyr	-2.942	-1.374	-0.611
1.07-3.50 Gyr	-2.796	-1.030	-0.266
3.50-11.43 Gyr	-1.088	-0.183	0.003
11.43-12.70 Gyr	-0.522	0.212	0.936

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.452	10.511	10.573
{\rm log}_{10}({\rm SFR})	-0.234	0.033	0.364
{\rm log}_{10}({\rm sSFR})	-10.759	-10.481	-10.158
{\rm stellar\ age}	7.826	10.047	11.760

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.483	-0.364	-0.270
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	0.090	0.306	0.431

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.064	0.112	0.182
\delta	-0.907	-0.693	-0.386
\tau_1/\tau_2	0.721	1.163	1.574
Q_{PAH}	0.738	1.918	3.827
U_{min}	2.676	8.058	15.338
{\rm log}_{10}(\gamma_e)\,	-2.569	-1.547	-0.687

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.374	-3.331	-2.317
{\rm log}_{10}(\tau_{AGN})\,	1.179	1.673	1.993

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.009	-0.486	-0.256
0.03-0.10 Gyr	-0.168	0.149	0.514
0.10-0.33 Gyr	-0.945	-0.195	0.160
0.33-1.07 Gyr	-2.039	-0.797	-0.340
1.07-3.50 Gyr	-1.896	-0.774	-0.215
3.50-11.43 Gyr	-0.690	0.442	0.723
11.43-12.70 Gyr	0.634	1.431	1.695