2025aaqs

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Information

Transient

Name: AT2025aaqs
Right ascension: 7h51m29.95s
Declination: 51d34m11.75s
Discovery Date: Oct. 16, 2025, 12:27 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.053

Host

Name: 2396257
Right ascension: 7h51m30.72s
Declination: 51d34m12.96s
Redshift: 0.088000
Photometric Redshift:

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	16.98
Transient MWEBV	processed	0.04
Host match	processed	4.9
Host information	processed	0.05
Host MWEBV	processed	0.05
Global aperture construction	processed	0.68
Global aperture photometry	processed	6.55
Validate global photometry	processed	17.71
Global host SED inference	processed	404.43
Local aperture photometry	processed	6.25
Validate local photometry	processed	0.03
Local host SED inference	processed	411.61

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) = 7h51m29.95s, 51d34m11.75s
semi major axis, semi minor axis (arcsec) = 1.22, 1.22
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	5.1	0.19	22.131	0.041	AB
PanSTARRS_r	11.45	0.47	21.253	0.045	AB
PanSTARRS_i	17.14	0.33	20.815	0.021	AB
PanSTARRS_z	20.27	1.15	20.633	0.062	AB
DES_z	23.74	0.85	20.461	0.039	AB
PanSTARRS_y	25.58	2.6	20.380	0.110	AB

Aperture details

RA, DEC (J2000) = 7h51m30.66s, 51d34m13.27s
semi major axis, semi minor axis (arcsec) = 14.53, 6.12
angle (degrees, anti-clockwise from east) = -85.84

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	3.96	1.83	22.405	0.500	AB
GALEX_NUV	4.65	0.76	22.231	0.177	AB
SDSS_u	1.92	7.46	23.193	4.225	AB
SDSS_g	401.98	5.87	17.389	0.016	AB
SDSS_r	1053.63	9.45	16.343	0.010	AB
PanSTARRS_i	1757.06	2.6	15.788	0.002	AB
PanSTARRS_z	2272.06	9.26	15.509	0.004	AB
SDSS_z	2476.38	31.87	15.415	0.014	AB
DES_z	2311.69	8.17	15.490	0.004	AB
PanSTARRS_y	2763.35	20.09	15.296	0.008	AB
2MASS_H	4972.01	388.23	13.291	0.085	Vega
2MASS_K	4943.23	375.17	12.827	0.082	Vega
WISE_W1	2289.4	31.92	12.802	0.015	Vega
WISE_W2	1499.19	35.0	12.621	0.025	Vega

Imaging data

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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})\,	8.930	9.072	9.199
{\rm log}_{10}({\rm SFR})	-1.846	-1.256	-0.713
{\rm log}_{10}({\rm sSFR})	-10.920	-10.364	-9.763
{\rm stellar\ age}	5.522	7.034	8.852

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.364	-0.700	-0.156
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.432	-0.686	0.056

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.583	1.026	1.563
\delta	-0.178	0.090	0.278
\tau_1/\tau_2	0.652	0.994	1.330
Q_{PAH}	1.116	3.008	5.320
U_{min}	2.803	7.695	14.221
{\rm log}_{10}(\gamma_e)\,	-3.032	-2.108	-1.035

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-1.895	-0.346	0.107
{\rm log}_{10}(\tau_{AGN})\,	1.027	1.424	1.880

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.965	-1.240	-0.665
0.03-0.10 Gyr	-2.116	-1.348	-0.756
0.10-0.33 Gyr	-2.197	-1.364	-0.765
0.33-1.06 Gyr	-2.363	-1.328	-0.755
1.06-3.48 Gyr	-2.063	-1.026	-0.702
3.48-11.34 Gyr	-1.274	-0.826	-0.629
11.34-12.60 Gyr	-1.498	-0.792	-0.087

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.916	10.988	11.068
{\rm log}_{10}({\rm SFR})	-0.318	0.281	0.657
{\rm log}_{10}({\rm sSFR})	-11.328	-10.709	-10.285
{\rm stellar\ age}	6.419	7.395	9.405

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.634	-0.387	-0.225
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.622	-0.506	0.231

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.455	0.574	0.729
\delta	-0.907	-0.759	-0.488
\tau_1/\tau_2	0.606	0.952	1.326
Q_{PAH}	0.437	1.530	3.328
U_{min}	2.308	6.874	13.918
{\rm log}_{10}(\gamma_e)\,	-3.292	-2.307	-1.415

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.717	-2.476	-1.738
{\rm log}_{10}(\tau_{AGN})\,	0.947	1.318	1.796

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.097	0.432	0.700
0.03-0.10 Gyr	-0.854	0.153	0.666
0.10-0.33 Gyr	-1.055	0.028	0.611
0.33-1.06 Gyr	-0.967	0.184	0.693
1.06-3.48 Gyr	-0.136	0.806	1.133
3.48-11.34 Gyr	0.784	1.132	1.273
11.34-12.60 Gyr	0.648	1.214	1.910