2025aacw

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Information

Transient

Name: AT2025aacw
Right ascension: 2h02m27.19s
Declination: -9d31m11.21s
Discovery Date: Oct. 12, 2025, 8:09 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.021

Host

Name:
Right ascension: 2h02m27.21s
Declination: -9d31m11.69s
Redshift: None
Photometric Redshift: 0.184

Processing Status

Task Name	Status	Time taken (s)	Warning Flag
Host match	processed	6.71
Cutout download	processed	17.14
Global aperture construction	processed	0.65
Local aperture photometry	processed	5.95
Global aperture photometry	processed	6.05
Validate local photometry	no valid phot	0.03
Validate global photometry	processed	16.52
Host information	processed	0.12
Global host SED inference	processed	436.98
Local host SED inference	not processed	None
Transient information	processed	0.0
Transient MWEBV	processed	0.04
Host MWEBV	processed	0.06
Processing status	blocked	N/A	N/A

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) = 2h02m27.19s, -9d31m11.21s
semi major axis, semi minor axis (arcsec) = 0.65, 0.65
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) = 2h02m27.19s, -9d31m11.66s
semi major axis, semi minor axis (arcsec) = 2.05, 1.71
angle (degrees, anti-clockwise from east) = -128.4

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	0.13	0.16	26.155	1.392	AB
GALEX_NUV	0.28	0.23	25.294	0.907	AB
SDSS_u	3.5	1.83	22.540	0.567	AB
SDSS_g	9.65	1.01	21.438	0.114	AB
PanSTARRS_g	11.04	0.46	21.293	0.046	AB
SDSS_r	23.7	1.56	20.463	0.071	AB
PanSTARRS_r	21.07	0.53	20.591	0.027	AB
DES_r	24.7	0.2	20.418	0.009	AB
SDSS_i	29.13	2.03	20.239	0.076	AB
PanSTARRS_i	29.53	0.42	20.224	0.016	AB
PanSTARRS_z	36.24	0.94	20.002	0.028	AB
SDSS_z	40.07	6.24	19.893	0.169	AB
PanSTARRS_y	38.38	2.54	19.940	0.072	AB
2MASS_J	61.4	66.5	18.535	1.176	Vega
2MASS_H	-26.56	96.29			Vega
2MASS_K	-0.39	130.2			Vega
WISE_W1	13.11	7.24	18.407	0.600	Vega
WISE_W2	-3.23	9.13			Vega
WISE_W3	5.08	44.12	16.961	9.425	Vega
WISE_W4	-597.01	332.29			Vega

Imaging data

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})\,	9.467	9.648	9.780
{\rm log}_{10}({\rm SFR})	-1.991	-0.810	0.002
{\rm log}_{10}({\rm sSFR})	-11.582	-10.459	-9.501
{\rm stellar\ age}	0.862	4.437	6.385

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.337	-0.608	-0.082
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.515	-0.811	-0.049

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.228	0.568	1.100
\delta	-0.528	-0.140	0.190
\tau_1/\tau_2	0.589	0.960	1.348
Q_{PAH}	1.027	2.913	5.126
U_{min}	3.143	8.956	16.108
{\rm log}_{10}(\gamma_e)\,	-2.916	-1.673	-0.505

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.462	-0.417	0.046
{\rm log}_{10}(\tau_{AGN})\,	1.141	1.470	1.902

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.674	-1.157	-0.317
0.03-0.10 Gyr	-2.398	-0.848	0.069
0.10-0.32 Gyr	-1.318	-0.242	0.560
0.32-1.02 Gyr	-1.020	-0.015	0.516
1.02-3.24 Gyr	-2.094	-0.220	0.104
3.24-10.33 Gyr	-2.535	-0.463	-0.074
10.33-11.48 Gyr	-2.940	-0.556	0.140