2025ero results

2025ero results

Information

Transient

Name:	`AT2025ero`
Right ascension:	`5h54m38.36s`
Declination:	`17d10m45.09s`
Discovery Date:	`March 17, 2025, 6:48 a.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.480`

Host

Name:	`2025ero`
Right ascension:	`5h54m38.39s`
Declination:	`17d10m48.54s`
Redshift:	`0.033733`
Photometric Redshift:	`0.028`

Cutout Download Report

Downloaded	Unavailable
2MASS_H 2MASS_J 2MASS_K WISE_W1 WISE_W2 WISE_W3 WISE_W4 PanSTARRS_g PanSTARRS_r PanSTARRS_i PanSTARRS_z PanSTARRS_y	GALEX_NUV GALEX_FUV SDSS_i SDSS_r SDSS_u SDSS_z SDSS_g DES_g DES_r DES_i DES_z DES_Y

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	2.01
Transient MWEBV	processed	0.11
Host match	processed	3.85
Host information	processed	0.1
Host MWEBV	processed	0.06
Global aperture construction	processed	0.62
Global aperture photometry	processed	3.75
Validate global photometry	processed	10.0
Global host SED inference	processed	526.28
Local aperture photometry	processed	3.39
Validate local photometry	processed	0.02
Local host SED inference	processed	525.87

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	5h54m38.36s, 17d10m45.09s
semi major axis, semi minor axis (arcsec):	2.98, 2.98
angle (degrees, anti-clockwise from east):	0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
PanSTARRS_g	114.32	0.9	18.755	0.009	AB
PanSTARRS_r	346.14	1.23	17.552	0.004	AB
PanSTARRS_i	647.73	1.95	16.872	0.003	AB
PanSTARRS_z	1000.59	2.93	16.399	0.003	AB
PanSTARRS_y	1338.29	6.3	16.084	0.005	AB
2MASS_J	2316.36	65.12	14.593	0.031	Vega
2MASS_H	3272.09	96.32	13.745	0.032	Vega
2MASS_K	3187.7	115.11	13.304	0.039	Vega

Aperture details

RA, DEC (J2000):	5h54m38.38s, 17d10m48.64s
semi major axis, semi minor axis (arcsec):	10.02, 8.37
angle (degrees, anti-clockwise from east):	-24.08

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
PanSTARRS_g	636.9	2.71	16.890	0.005	AB
PanSTARRS_z	5299.24	8.65	14.589	0.002	AB
WISE_W2	4421.32	69.07	11.447	0.017	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.911	10.051	10.164
{\rm log}_{10}({\rm SFR})	-1.228	-0.450	0.240
{\rm log}_{10}({\rm sSFR})	-11.323	-10.492	-9.785
{\rm stellar\ age}	4.602	7.415	9.835

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.993	-0.453	-0.127
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.785	-1.236	0.045

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.333	0.880	1.442
\delta	-0.542	-0.186	0.168
\tau_1/\tau_2	0.611	0.972	1.342
Q_{PAH}	0.446	2.324	5.157
U_{min}	2.723	8.251	15.501
{\rm log}_{10}(\gamma_e)\,	-3.161	-1.852	-1.063

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.030	-1.366	-0.539
{\rm log}_{10}(\tau_{AGN})\,	1.013	1.481	1.940

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.306	-0.541	0.188
0.03-0.10 Gyr	-1.575	-0.546	0.287
0.10-0.33 Gyr	-1.442	-0.405	0.342
0.33-1.09 Gyr	-1.323	-0.333	0.337
1.09-3.62 Gyr	-1.277	-0.154	0.300
3.62-11.97 Gyr	-0.769	0.069	0.295
11.97-13.30 Gyr	-0.624	0.212	0.962

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.549	10.724	10.889
{\rm log}_{10}({\rm SFR})	-2.627	-0.863	0.197
{\rm log}_{10}({\rm sSFR})	-13.452	-11.582	-10.406
{\rm stellar\ age}	5.026	7.798	12.022

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.962	-0.625	-0.373
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.632	-0.868	0.063

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.277	0.501	0.701
\delta	-0.824	-0.382	0.071
\tau_1/\tau_2	0.541	0.955	1.396
Q_{PAH}	0.575	2.154	4.796
U_{min}	2.412	7.349	15.274
{\rm log}_{10}(\gamma_e)\,	-3.612	-2.862	-1.633

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.683	-2.284	-1.621
{\rm log}_{10}(\tau_{AGN})\,	0.972	1.356	1.797

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-3.432	-0.874	0.133
0.03-0.10 Gyr	-3.933	-1.080	0.204
0.10-0.33 Gyr	-4.041	-1.143	0.281
0.33-1.09 Gyr	-2.935	-0.668	0.542
1.09-3.62 Gyr	-1.828	0.455	1.074
3.62-11.97 Gyr	-0.928	0.684	1.002
11.97-13.30 Gyr	-0.482	0.896	1.960