2025acyk

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Information

Transient

Name: AT2025acyk
Right ascension: 0h48m20.40s
Declination: 27d24m56.17s
Discovery Date: Nov. 10, 2025, 8:56 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.050

Host

Name:
Right ascension: 0h48m20.38s
Declination: 27d24m56.35s
Redshift: None
Photometric Redshift: 0.129

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	17.52
Transient MWEBV	processed	0.06
Host match	processed	5.59
Host information	processed	0.12
Host MWEBV	processed	0.07
Global aperture construction	processed	0.65
Global aperture photometry	processed	6.82
Validate global photometry	processed	17.65
Global host SED inference	processed	397.75
Local aperture photometry	processed	6.41
Validate local photometry	no valid phot	0.03
Local host SED inference	not processed	None

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) = 0h48m20.40s, 27d24m56.17s
semi major axis, semi minor axis (arcsec) = 0.87, 0.87
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys

Data not available

Aperture details

RA, DEC (J2000) = 0h48m20.37s, 27d24m56.58s
semi major axis, semi minor axis (arcsec) = 4.16, 2.41
angle (degrees, anti-clockwise from east) = -166.34

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	1.05	1.04	23.852	1.084	AB
GALEX_NUV	0.38	1.64	24.938	4.643	AB
SDSS_u	6.8	3.08	21.819	0.493	AB
SDSS_g	35.37	1.76	20.028	0.054	AB
DES_g	39.02	0.33	19.922	0.009	AB
PanSTARRS_g	38.57	0.93	19.934	0.026	AB
SDSS_r	88.78	2.84	19.029	0.035	AB
PanSTARRS_r	84.69	0.94	19.080	0.012	AB
DES_r	97.04	0.85	18.933	0.010	AB
SDSS_i	130.76	3.84	18.609	0.032	AB
PanSTARRS_i	135.0	1.27	18.574	0.010	AB
PanSTARRS_z	166.29	2.93	18.348	0.019	AB
SDSS_z	174.42	12.11	18.296	0.075	AB
DES_z	175.48	2.74	18.289	0.017	AB
PanSTARRS_y	188.32	7.68	18.213	0.044	AB
2MASS_J	225.47	98.47	17.122	0.474	Vega
2MASS_H	455.94	147.23	15.885	0.351	Vega
2MASS_K	137.64	161.45	16.715	1.274	Vega
WISE_W1	91.58	8.13	16.297	0.096	Vega
WISE_W2	58.58	10.81	16.142	0.200	Vega
WISE_W3	40.96	48.4	14.695	1.283	Vega
WISE_W4	428.67	335.15	10.700	0.849	Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Data not available

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.029	10.134	10.244
{\rm log}_{10}({\rm SFR})	-1.050	-0.533	-0.112
{\rm log}_{10}({\rm sSFR})	-11.258	-10.669	-10.190
{\rm stellar\ age}	5.852	7.083	9.617

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.400	-0.976	-0.661
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.511	-0.201	0.269

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.349	0.484	0.626
\delta	-0.910	-0.752	-0.538
\tau_1/\tau_2	0.633	0.987	1.377
Q_{PAH}	0.781	2.090	3.900
U_{min}	2.924	8.145	15.435
{\rm log}_{10}(\gamma_e)\,	-2.342	-1.359	-0.551

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.289	-3.263	-2.065
{\rm log}_{10}(\tau_{AGN})\,	1.034	1.564	1.944

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.033	-0.486	-0.177
0.03-0.10 Gyr	-1.326	-0.585	-0.050
0.10-0.32 Gyr	-1.487	-0.530	-0.001
0.32-1.04 Gyr	-1.704	-0.439	0.068
1.04-3.37 Gyr	-1.069	-0.026	0.321
3.37-10.90 Gyr	-0.244	0.263	0.423
10.90-12.11 Gyr	-0.310	0.381	1.186