2025qbf

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Information

Transient

Name: AT2025qbf
Right ascension: 23h13m08.01s
Declination: -3d20m15.08s
Discovery Date: June 3, 2025, 2:03 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.043

Host

Name:
Right ascension: 23h13m07.20s
Declination: -3d20m20.39s
Redshift: 0.063631
Photometric Redshift: 0.066

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	37.88
Transient MWEBV	processed	0.15
Host match	processed	6.33
Host information	processed	0.15
Host MWEBV	processed	0.04
Global aperture construction	processed	0.64
Global aperture photometry	processed	4.53
Validate global photometry	processed	13.84
Global host SED inference	processed	417.28
Local aperture photometry	processed	5.09
Validate local photometry	processed	0.02
Local host SED inference	processed	490.24

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) = 23h13m08.01s, -3d20m15.08s
semi major axis, semi minor axis (arcsec) = 1.63, 1.63
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	1.07	1.42	23.829	1.445	AB
SDSS_g	3.62	0.81	22.505	0.242	AB
PanSTARRS_g	4.05	0.36	22.380	0.097	AB
SDSS_r	6.46	1.1	21.875	0.184	AB
PanSTARRS_r	4.61	0.39	22.240	0.092	AB
SDSS_i	6.25	1.6	21.911	0.278	AB
PanSTARRS_i	7.87	0.62	21.660	0.086	AB
PanSTARRS_z	9.98	1.11	21.403	0.121	AB
SDSS_z	4.49	4.82	22.269	1.166	AB
PanSTARRS_y	6.61	2.65	21.850	0.436	AB

Aperture details

RA, DEC (J2000) = 23h13m07.20s, -3d20m20.21s
semi major axis, semi minor axis (arcsec) = 19.36, 14.18
angle (degrees, anti-clockwise from east) = -155.45

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_NUV	71.33	5.04	19.267	0.077	AB
SDSS_u	233.48	14.44	17.979	0.067	AB
SDSS_g	945.41	10.16	16.461	0.012	AB
PanSTARRS_g	1026.93	3.59	16.371	0.004	AB
SDSS_r	1795.74	14.1	15.764	0.009	AB
PanSTARRS_r	1667.89	4.07	15.845	0.003	AB
SDSS_i	2508.93	19.35	15.401	0.008	AB
PanSTARRS_i	2566.14	6.32	15.377	0.003	AB
PanSTARRS_z	3051.27	11.32	15.189	0.004	AB
SDSS_z	2566.61	50.06	15.377	0.021	AB
PanSTARRS_y	3476.3	26.72	15.047	0.008	AB
2MASS_J	3648.68	382.08	14.100	0.114	Vega
2MASS_H	3858.46	679.25	13.566	0.191	Vega
2MASS_K	3174.76	666.58	13.308	0.228	Vega
WISE_W1	2246.3	37.09	12.822	0.018	Vega
WISE_W2	1326.95	41.58	12.754	0.034	Vega
WISE_W3	2645.38	238.86	10.170	0.098	Vega
WISE_W4	4396.11	1034.33	8.172	0.255	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})\,	7.806	8.156	8.333
{\rm log}_{10}({\rm SFR})	-1.896	-1.291	-0.727
{\rm log}_{10}({\rm sSFR})	-10.124	-9.475	-8.581
{\rm stellar\ age}	1.433	5.603	7.195

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.121	-0.273	0.062
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.416	-0.762	-0.138

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.667	1.115	1.539
\delta	-0.061	0.148	0.306
\tau_1/\tau_2	0.707	1.061	1.417
Q_{PAH}	0.825	2.218	4.357
U_{min}	2.814	7.768	14.752
{\rm log}_{10}(\gamma_e)\,	-2.828	-1.706	-0.540

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.383	-0.261	0.178
{\rm log}_{10}(\tau_{AGN})\,	1.135	1.520	1.888

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.152	-1.470	-0.934
0.03-0.10 Gyr	-1.997	-1.307	-0.644
0.10-0.33 Gyr	-2.306	-1.605	-1.036
0.33-1.08 Gyr	-2.622	-1.791	-1.356
1.08-3.54 Gyr	-3.236	-1.846	-1.552
3.54-11.62 Gyr	-3.451	-1.894	-1.557
11.62-12.91 Gyr	-3.646	-1.961	-1.378

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.640	10.708	10.809
{\rm log}_{10}({\rm SFR})	-0.130	0.325	0.608
{\rm log}_{10}({\rm sSFR})	-10.944	-10.370	-10.051
{\rm stellar\ age}	6.496	7.431	9.206

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.883	-0.627	-0.442
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.731	-1.044	0.032

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.214	0.380	0.579
\delta	-0.550	-0.235	0.156
\tau_1/\tau_2	0.620	0.971	1.324
Q_{PAH}	0.310	0.858	2.196
U_{min}	2.293	6.643	13.228
{\rm log}_{10}(\gamma_e)\,	-3.502	-2.753	-1.875

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.337	-3.453	-2.512
{\rm log}_{10}(\tau_{AGN})\,	0.978	1.442	1.870

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.065	0.296	0.453
0.03-0.10 Gyr	-0.401	0.321	0.684
0.10-0.33 Gyr	-0.572	0.397	0.779
0.33-1.08 Gyr	-0.496	0.313	0.650
1.08-3.54 Gyr	-0.194	0.570	0.829
3.54-11.62 Gyr	0.592	0.839	0.982
11.62-12.91 Gyr	0.414	0.949	1.566