2025eva

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Information

Transient

Name: AT2025eva
Right ascension: 18h31m45.19s
Declination: 57d13m41.84s
Discovery Date: March 16, 2025, 11:21 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.041

Host

Name: 2025eva
Right ascension: 18h31m44.92s
Declination: 57d13m42.41s
Redshift: None
Photometric Redshift: 0.130

Processing Status

Task Name	Status	Time taken (s)	Warning Flag
Host match	processed	2.45
Cutout download	processed	5.44
Global aperture construction	processed	0.63
Local aperture photometry	processed	5.24
Global aperture photometry	processed	5.14
Validate local photometry	no valid phot	0.02
Validate global photometry	processed	13.54
Host information	processed	0.09
Global host SED inference	processed	381.11
Local host SED inference	not processed	None
Transient information	processed	0.0
Transient MWEBV	processed	0.07
Host MWEBV	processed	0.05
Processing status	blocked	N/A	N/A

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) = 18h31m45.19s, 57d13m41.84s
semi major axis, semi minor axis (arcsec) = 0.87, 0.87
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys

Aperture details

RA, DEC (J2000) = 18h31m44.91s, 57d13m42.48s
semi major axis, semi minor axis (arcsec) = 4.46, 3.61
angle (degrees, anti-clockwise from east) = -119.77

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	7.64	2.12	21.692	0.301	AB
GALEX_NUV	9.17	1.86	21.494	0.220	AB
DES_g	41.37	0.52	19.858	0.014	AB
PanSTARRS_g	46.58	0.96	19.729	0.022	AB
PanSTARRS_r	75.39	1.27	19.207	0.018	AB
PanSTARRS_i	94.02	1.05	18.967	0.012	AB
PanSTARRS_z	107.79	3.07	18.819	0.031	AB
DES_z	113.52	2.59	18.762	0.025	AB
PanSTARRS_y	123.31	6.66	18.673	0.059	AB
2MASS_J	152.92	126.73	17.544	0.900	Vega
2MASS_H	209.47	224.37	16.730	1.163	Vega
2MASS_K	89.25	225.49	17.186	2.743	Vega
WISE_W1	70.65	11.09	16.578	0.170	Vega
WISE_W2	40.55	13.36	16.541	0.358	Vega
WISE_W3	103.23	45.83	13.692	0.482	Vega
WISE_W4	351.03	295.16	10.917	0.913	Vega

Imaging data

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.767	9.829	9.902
{\rm log}_{10}({\rm SFR})	-0.254	-0.019	0.219
{\rm log}_{10}({\rm sSFR})	-10.097	-9.843	-9.600
{\rm stellar\ age}	5.740	6.647	7.628

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.935	-0.476	-0.132
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.181	-0.720	-0.269

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.109	0.219	0.395
\delta	-0.382	-0.002	0.230
\tau_1/\tau_2	0.729	1.066	1.423
Q_{PAH}	1.365	3.146	5.039
U_{min}	2.884	8.067	14.617
{\rm log}_{10}(\gamma_e)\,	-2.174	-1.148	-0.347

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.765	-2.121	-1.218
{\rm log}_{10}(\tau_{AGN})\,	1.036	1.525	1.909

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.563	-0.313	-0.100
0.03-0.10 Gyr	-0.231	0.067	0.336
0.10-0.32 Gyr	-0.301	-0.024	0.202
0.32-1.04 Gyr	-0.551	-0.203	0.021
1.04-3.37 Gyr	-0.516	-0.208	0.005
3.37-10.89 Gyr	-0.196	-0.036	0.085
10.89-12.10 Gyr	-0.312	0.104	0.488