2025qyn

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Information

Transient

Name: AT2025qyn
Right ascension: 21h05m58.72s
Declination: -6d56m24.93s
Discovery Date: May 31, 2025, 12:49 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.066

Host

Name:
Right ascension: 21h05m58.79s
Declination: -6d56m25.52s
Redshift: None
Photometric Redshift: 0.139

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	40.52
Transient MWEBV	processed	0.09
Host match	processed	5.91
Host information	processed	0.14
Host MWEBV	processed	0.04
Global aperture construction	processed	0.67
Global aperture photometry	processed	7.36
Validate global photometry	processed	19.86
Global host SED inference	processed	410.89
Local aperture photometry	processed	6.43
Validate local photometry	no valid phot	0.03
Local host SED inference	not 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) = 21h05m58.72s, -6d56m24.93s
semi major axis, semi minor axis (arcsec) = 0.82, 0.82
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) = 21h05m58.79s, -6d56m25.14s
semi major axis, semi minor axis (arcsec) = 3.98, 2.34
angle (degrees, anti-clockwise from east) = -97.83

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	2.23	0.47	23.029	0.227	AB
GALEX_NUV	4.21	0.44	22.339	0.113	AB
SDSS_u	6.81	2.88	21.818	0.459	AB
SDSS_g	21.48	1.61	20.570	0.081	AB
DES_g	19.52	0.37	20.674	0.021	AB
PanSTARRS_g	20.67	0.63	20.612	0.033	AB
SDSS_r	38.68	2.39	19.931	0.067	AB
PanSTARRS_r	31.54	0.83	20.153	0.028	AB
DES_r	33.75	1.04	20.079	0.034	AB
SDSS_i	44.83	3.38	19.771	0.082	AB
PanSTARRS_i	41.43	0.68	19.857	0.018	AB
PanSTARRS_z	47.57	2.05	19.707	0.047	AB
SDSS_z	70.2	13.16	19.284	0.204	AB
DES_z	49.51	1.39	19.663	0.030	AB
PanSTARRS_y	39.56	5.31	19.907	0.146	AB
2MASS_J	50.11	93.28	18.755	2.021	Vega
2MASS_H	177.68	139.78	16.908	0.854	Vega
2MASS_K	-43.52	169.44			Vega
WISE_W1	40.7	8.86	17.177	0.236	Vega
WISE_W2	24.17	13.86	17.103	0.623	Vega
WISE_W3	-69.21	60.89			Vega
WISE_W4	355.5	453.86	10.903	1.386	Vega

Imaging data

Click the image to load the interactive plot.

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})\,	9.266	9.429	9.547
{\rm log}_{10}({\rm SFR})	-0.511	-0.059	0.346
{\rm log}_{10}({\rm sSFR})	-9.966	-9.517	-9.040
{\rm stellar\ age}	2.510	4.949	6.488

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.485	-0.806	-0.260
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.577	-0.608	0.090

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.209	0.519	0.812
\delta	-0.203	0.095	0.290
\tau_1/\tau_2	0.692	1.100	1.492
Q_{PAH}	0.901	2.497	4.630
U_{min}	2.990	8.623	16.024
{\rm log}_{10}(\gamma_e)\,	-2.738	-1.669	-0.726

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.854	-1.563	-0.410
{\rm log}_{10}(\tau_{AGN})\,	1.094	1.465	1.876

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.859	-0.413	-0.071
0.03-0.10 Gyr	-0.507	0.018	0.472
0.10-0.32 Gyr	-0.376	0.065	0.464
0.32-1.04 Gyr	-0.830	-0.312	0.081
1.04-3.35 Gyr	-1.050	-0.497	-0.234
3.35-10.79 Gyr	-1.314	-0.615	-0.336
10.79-11.99 Gyr	-1.531	-0.616	-0.098