2025Q

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Information

Transient

Name: AT2025Q
Right ascension: 4h41m42.97s
Declination: -52d25m59.39s
Discovery Date: Jan. 2, 2025, 9:34 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.009

Host

Name: 2025Q
Right ascension: 4h41m42.94s
Declination: -52d26m03.83s
Redshift: 0.020000
Photometric Redshift:

Processing Status

Task Name	Status	Time taken (s)
Host match	processed	1.1
Cutout download	processed	7.67
Global aperture construction	processed	0.9
Local aperture photometry	processed	3.03
Global aperture photometry	processed	3.19
Validate local photometry	processed	0.02
Validate global photometry	processed	11.01
Host information	processed	0.1
Global host SED inference	processed	654.44
Local host SED inference	processed	707.68
Transient information	processed	0.0
Transient MWEBV	processed	0.08
Host MWEBV	processed	0.07
Log transient processing status	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) = 4h41m42.97s, -52d25m59.39s
semi major axis, semi minor axis (arcsec) = 4.94, 4.94
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux ${\rm (\mu Jy)}$	Flux error ${\rm (\mu Jy)}$	Mag	Mag error	Mag sys
GALEX_FUV	0.6	0.61	24.451	1.101	AB
DES_g	143.08	0.37	18.511	0.003	AB
DES_r	359.94	0.72	17.509	0.002	AB
DES_z	762.17	2.91	16.695	0.004	AB
2MASS_J	1367.11	134.82	15.166	0.107	Vega
2MASS_H	1713.07	197.52	14.448	0.125	Vega
2MASS_K	1799.48	219.61	13.924	0.132	Vega

Aperture details

RA, DEC (J2000) = 4h41m42.97s, -52d26m03.60s
semi major axis, semi minor axis (arcsec) = 9.17, 5.64
angle (degrees, anti-clockwise from east) = 45.66

Filter	Flux ${\rm (\mu Jy)}$	Flux error ${\rm (\mu Jy)}$	Mag	Mag error	Mag sys
GALEX_FUV	1.46	0.95	23.493	0.708	AB
GALEX_NUV	11.94	2.46	21.208	0.223	AB
DES_g	263.47	0.51	17.848	0.002	AB
DES_r	633.62	0.97	16.895	0.002	AB
DES_z	1263.74	3.78	16.146	0.003	AB
2MASS_J	2467.1	247.03	14.525	0.109	Vega
2MASS_H	3135.36	358.25	13.792	0.124	Vega
2MASS_K	3348.95	402.89	13.250	0.131	Vega
WISE_W1	2113.14	25.09	12.889	0.013	Vega
WISE_W2	1687.23	27.83	12.493	0.018	Vega
WISE_W3	10199.71	86.15	8.705	0.009	Vega
WISE_W4	16176.73	719.99	6.758	0.048	Vega

Imaging data

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	9.084	9.268	9.445
${\rm log}_{10}({\rm SFR})$	-2.243	-1.184	-0.511
${\rm log}_{10}({\rm sSFR})$	-11.495	-10.433	-9.701
${\rm stellar\ age}$	5.505	7.898	11.762

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-1.545	-0.595	-0.162
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.836	-1.371	-0.101

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.841	1.352	1.822
$\delta$	-0.573	-0.298	0.031
$\tau_1/\tau_2$	0.552	0.902	1.270
$Q_{PAH}$	0.463	1.707	3.844
$U_{min}$	2.746	7.982	15.359
${\rm log}_{10}(\gamma_e)\,$	-3.355	-1.959	-1.052

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-4.061	-1.823	-0.460
${\rm log}_{10}(\tau_{AGN})\,$	0.915	1.297	1.928

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.510	-1.192	-0.662
0.03-0.10 Gyr	-2.761	-1.305	-0.454
0.10-0.33 Gyr	-3.126	-1.449	-0.640
0.33-1.10 Gyr	-3.285	-1.316	-0.616
1.10-3.66 Gyr	-3.063	-1.046	-0.578
3.66-12.14 Gyr	-1.843	-0.788	-0.475
12.14-13.49 Gyr	-1.305	-0.478	0.426

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	9.408	9.634	9.798
${\rm log}_{10}({\rm SFR})$	-1.136	-0.575	-0.196
${\rm log}_{10}({\rm sSFR})$	-10.891	-10.239	-9.633
${\rm stellar\ age}$	5.837	7.624	10.398

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-1.589	-0.985	-0.418
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.799	-0.958	0.264

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	1.504	1.798	2.036
$\delta$	-0.048	0.119	0.264
$\tau_1/\tau_2$	0.348	0.672	0.993
$Q_{PAH}$	0.468	1.133	2.187
$U_{min}$	2.615	7.428	14.681
${\rm log}_{10}(\gamma_e)\,$	-3.579	-2.715	-2.042

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-2.017	-1.646	-1.210
${\rm log}_{10}(\tau_{AGN})\,$	0.954	1.302	1.655

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.064	-0.339	0.003
0.03-0.10 Gyr	-2.262	-0.887	-0.263
0.10-0.33 Gyr	-2.551	-0.918	-0.366
0.33-1.10 Gyr	-2.726	-0.895	-0.389
1.10-3.66 Gyr	-1.729	-0.542	-0.148
3.66-12.14 Gyr	-1.113	-0.389	-0.077
12.14-13.49 Gyr	-1.146	-0.278	0.642