2025qeq

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Information

Transient

Name: AT2025qeq
Right ascension: 1h39m26.39s
Declination: -4d52m58.16s
Discovery Date: July 3, 2025, 9:25 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.021

Host

Name: 1052247
Right ascension: 1h39m26.81s
Declination: -4d52m48.07s
Redshift: 0.041322
Photometric Redshift:

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	47.43
Transient MWEBV	processed	0.09
Host match	processed	3.84
Host information	processed	0.15
Host MWEBV	processed	0.05
Global aperture construction	processed	0.68
Global aperture photometry	processed	5.63
Validate global photometry	processed	15.32
Global host SED inference	processed	506.34
Local aperture photometry	processed	6.43
Validate local photometry	processed	0.03
Local host SED inference	processed	454.61

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) = 1h39m26.39s, -4d52m58.16s
semi major axis, semi minor axis (arcsec) = 2.45, 2.45
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	12.06	2.24	21.197	0.201	AB
SDSS_g	28.13	1.54	20.277	0.059	AB
DES_g	27.95	0.22	20.284	0.009	AB
PanSTARRS_g	34.27	0.63	20.063	0.020	AB
SDSS_r	38.15	2.0	19.946	0.057	AB
PanSTARRS_r	37.3	0.7	19.971	0.020	AB
DES_r	40.68	0.32	19.877	0.008	AB
SDSS_i	47.64	2.61	19.705	0.059	AB
PanSTARRS_i	43.42	0.79	19.806	0.020	AB
PanSTARRS_z	49.02	1.54	19.674	0.034	AB
SDSS_z	31.42	7.25	20.157	0.251	AB
DES_z	50.84	1.01	19.635	0.022	AB
PanSTARRS_y	61.53	4.6	19.427	0.081	AB

Aperture details

RA, DEC (J2000) = 1h39m26.78s, -4d52m47.47s
semi major axis, semi minor axis (arcsec) = 25.77, 25.18
angle (degrees, anti-clockwise from east) = -107.44

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	269.86	16.94	17.822	0.068	AB
DES_g	2142.15	2.05	15.573	0.001	AB
SDSS_r	3079.05	19.39	15.179	0.007	AB
PanSTARRS_r	3178.67	7.18	15.144	0.002	AB
DES_r	3441.09	3.04	15.058	0.001	AB
PanSTARRS_i	3972.9	8.11	14.902	0.002	AB
SDSS_z	3299.27	75.19	15.104	0.025	AB
WISE_W3	5683.74	264.71	9.339	0.051	Vega
WISE_W4	7763.44	1314.16	7.555	0.184	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})\,	7.834	8.198	8.396
{\rm log}_{10}({\rm SFR})	-2.113	-1.360	-0.450
{\rm log}_{10}({\rm sSFR})	-10.454	-9.647	-8.249
{\rm stellar\ age}	0.272	4.241	6.783

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.452	-0.929	-0.303
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.230	-0.667	-0.142

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.133	0.417	0.865
\delta	-0.618	-0.222	0.163
\tau_1/\tau_2	0.688	1.050	1.446
Q_{PAH}	0.786	2.593	5.448
U_{min}	3.605	9.057	16.540
{\rm log}_{10}(\gamma_e)\,	-2.990	-1.820	-0.611

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-1.880	-0.741	-0.075
{\rm log}_{10}(\tau_{AGN})\,	0.989	1.463	1.926

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.419	-1.776	-1.317
0.03-0.10 Gyr	-2.318	-1.303	-0.298
0.10-0.33 Gyr	-2.438	-1.241	-0.635
0.33-1.09 Gyr	-3.815	-1.611	-1.095
1.09-3.60 Gyr	-4.836	-1.873	-1.414
3.60-11.88 Gyr	-5.551	-2.099	-1.549
11.88-13.20 Gyr	-5.605	-2.142	-1.377

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.110	10.246	10.391
{\rm log}_{10}({\rm SFR})	-0.040	0.315	0.682
{\rm log}_{10}({\rm sSFR})	-10.343	-9.954	-9.513
{\rm stellar\ age}	3.394	6.081	7.757

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.238	-0.821	-0.365
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.893	-1.585	0.230

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.127	0.268	0.496
\delta	-0.489	-0.006	0.268
\tau_1/\tau_2	0.417	0.787	1.172
Q_{PAH}	0.189	0.582	1.397
U_{min}	2.612	6.963	13.310
{\rm log}_{10}(\gamma_e)\,	-3.711	-3.211	-2.303

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.194	-1.736	-1.296
{\rm log}_{10}(\tau_{AGN})\,	0.809	1.070	1.700

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.046	0.363	0.547
0.03-0.10 Gyr	-0.383	0.283	0.751
0.10-0.33 Gyr	-0.459	0.263	0.727
0.33-1.09 Gyr	-0.156	0.384	0.731
1.09-3.60 Gyr	-0.044	0.405	0.675
3.60-11.88 Gyr	-0.444	0.233	0.514
11.88-13.20 Gyr	-0.742	0.218	0.771