2025mel

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Information

Transient

Name: AT2025mel
Right ascension: 13h37m56.36s
Declination: 3d46m41.14s
Discovery Date: May 18, 2025, 5:48 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.021

Host

Name: 2025mel
Right ascension: 13h37m56.35s
Declination: 3d46m57.33s
Redshift: 0.166954
Photometric Redshift: 0.169

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	16.92
Transient MWEBV	processed	0.04
Host match	processed	1.56
Host information	processed	0.09
Host MWEBV	processed	0.04
Global aperture construction	processed	0.63
Global aperture photometry	processed	7.23
Validate global photometry	processed	17.85
Global host SED inference	processed	398.81
Local aperture photometry	processed	7.19
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) = 13h37m56.36s, 3d46m41.14s
semi major axis, semi minor axis (arcsec) = 0.7, 0.7
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) = 13h37m56.34s, 3d46m57.45s
semi major axis, semi minor axis (arcsec) = 4.5, 3.12
angle (degrees, anti-clockwise from east) = -115.05

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_NUV	2.61	0.45	22.860	0.186	AB
SDSS_u	5.62	2.81	22.026	0.542	AB
SDSS_g	42.07	2.19	19.840	0.057	AB
DES_g	46.87	0.44	19.723	0.010	AB
PanSTARRS_g	47.76	0.91	19.702	0.021	AB
SDSS_r	99.3	3.06	18.908	0.033	AB
PanSTARRS_r	106.26	1.89	18.834	0.019	AB
DES_r	113.05	1.05	18.767	0.010	AB
SDSS_i	166.11	4.4	18.349	0.029	AB
PanSTARRS_i	152.66	1.27	18.441	0.009	AB
PanSTARRS_z	187.95	2.0	18.215	0.012	AB
SDSS_z	222.4	9.24	18.032	0.045	AB
DES_z	215.26	2.85	18.068	0.014	AB
PanSTARRS_y	228.71	4.93	18.002	0.023	AB
WISE_W1	131.26	8.33	15.906	0.069	Vega
WISE_W2	84.63	12.5	15.742	0.160	Vega
WISE_W3	117.86	43.93	13.548	0.405	Vega
WISE_W4	-394.93	307.91			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})\,	10.366	10.420	10.498
{\rm log}_{10}({\rm SFR})	-0.470	-0.014	0.408
{\rm log}_{10}({\rm sSFR})	-10.918	-10.445	-9.995
{\rm stellar\ age}	6.169	6.861	8.478

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.069	-0.761	-0.559
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.608	-0.526	0.196

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.293	0.430	0.595
\delta	-0.816	-0.600	-0.367
\tau_1/\tau_2	0.715	1.086	1.463
Q_{PAH}	1.339	3.153	5.006
U_{min}	2.788	8.200	15.008
{\rm log}_{10}(\gamma_e)\,	-2.483	-1.458	-0.538

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.189	-2.993	-1.817
{\rm log}_{10}(\tau_{AGN})\,	1.019	1.518	1.909

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.607	-0.181	0.103
0.03-0.10 Gyr	-0.507	0.034	0.507
0.10-0.32 Gyr	-0.462	0.067	0.442
0.32-1.02 Gyr	-0.636	-0.025	0.317
1.02-3.28 Gyr	-0.405	0.213	0.502
3.28-10.50 Gyr	0.405	0.619	0.731
10.50-11.67 Gyr	0.152	0.722	1.329