2025acda results

2025acda results

Information

Transient

Name:	`AT2025acda`
Right ascension:	`12h27m43.61s`
Declination:	`50d21m44.80s`
Discovery Date:	`Nov. 1, 2025, 11:48 a.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.017`

Host

Name:
Right ascension:	`12h27m43.73s`
Declination:	`50d21m43.84s`
Redshift:	`None`
Photometric Redshift:	`0.062`

Cutout Download Report

Downloaded	Unavailable
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_z	DES_r DES_i DES_Y

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	17.0
Transient MWEBV	processed	0.04
Host match	processed	5.62
Host information	processed	0.17
Host MWEBV	processed	0.05
Global aperture construction	processed	0.69
Global aperture photometry	processed	6.07
Validate global photometry	processed	16.77
Global host SED inference	processed	395.35
Local aperture photometry	processed	6.55
Validate local photometry	processed	0.03
Local host SED inference	processed	499.96

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	12h27m43.61s, 50d21m44.80s
semi major axis, semi minor axis (arcsec):	1.67, 1.67
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	18.86	1.66	20.711	0.096	AB
SDSS_g	86.44	2.45	19.058	0.031	AB
DES_g	75.83	0.62	19.200	0.009	AB
PanSTARRS_g	87.5	0.38	19.045	0.005	AB
SDSS_r	187.95	3.62	18.215	0.021	AB
PanSTARRS_r	192.76	0.49	18.187	0.003	AB
SDSS_i	291.91	4.58	17.737	0.017	AB
PanSTARRS_i	297.6	0.55	17.716	0.002	AB
PanSTARRS_z	363.19	1.09	17.500	0.003	AB
SDSS_z	405.04	7.96	17.381	0.021	AB
DES_z	416.03	3.55	17.352	0.009	AB
PanSTARRS_y	442.86	2.77	17.284	0.007	AB

Aperture details

RA, DEC (J2000):	12h27m43.71s, 50d21m44.01s
semi major axis, semi minor axis (arcsec):	10.24, 4.34
angle (degrees, anti-clockwise from east):	-49.52

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	7.86	2.12	21.662	0.293	AB
GALEX_NUV	14.02	1.7	21.033	0.131	AB
SDSS_u	41.0	5.53	19.868	0.147	AB
SDSS_g	299.21	4.79	17.710	0.017	AB
PanSTARRS_g	308.68	1.37	17.676	0.005	AB
SDSS_r	625.26	7.02	16.910	0.012	AB
PanSTARRS_r	640.03	1.66	16.884	0.003	AB
SDSS_i	934.26	9.15	16.474	0.011	AB
PanSTARRS_i	951.52	2.01	16.454	0.002	AB
PanSTARRS_z	1154.75	4.03	16.244	0.004	AB
SDSS_z	1304.04	25.88	16.112	0.022	AB
PanSTARRS_y	1409.36	10.82	16.027	0.008	AB
2MASS_J	2348.38	167.79	14.578	0.078	Vega
2MASS_H	2995.35	250.75	13.841	0.091	Vega
2MASS_K	2013.87	269.17	13.802	0.145	Vega
WISE_W1	1132.48	20.54	13.566	0.020	Vega
WISE_W2	713.46	23.34	13.428	0.036	Vega
WISE_W3	1819.2	90.34	10.576	0.054	Vega
WISE_W4	1613.95	560.71	9.260	0.377	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.936	10.065	10.198
{\rm log}_{10}({\rm SFR})	-1.468	-0.583	-0.044
{\rm log}_{10}({\rm sSFR})	-11.618	-10.662	-10.093
{\rm stellar\ age}	7.342	8.916	12.164

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.631	-1.115	-0.684
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.469	0.080	0.354

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.744	1.107	1.453
\delta	-0.487	-0.191	0.024
\tau_1/\tau_2	0.583	0.970	1.343
Q_{PAH}	0.465	1.718	3.746
U_{min}	2.932	8.575	16.384
{\rm log}_{10}(\gamma_e)\,	-3.178	-1.725	-0.708

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.848	-1.607	-0.482
{\rm log}_{10}(\tau_{AGN})\,	0.921	1.401	1.943

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.405	-0.565	-0.051
0.03-0.10 Gyr	-2.251	-0.753	-0.022
0.10-0.33 Gyr	-3.035	-1.058	-0.279
0.33-1.08 Gyr	-4.032	-1.236	-0.390
1.08-3.54 Gyr	-3.688	-1.066	-0.146
3.54-11.64 Gyr	-1.540	0.043	0.284
11.64-12.93 Gyr	-0.123	0.728	1.300

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.384	10.441	10.520
{\rm log}_{10}({\rm SFR})	-0.667	-0.361	-0.089
{\rm log}_{10}({\rm sSFR})	-11.142	-10.789	-10.497
{\rm stellar\ age}	7.271	8.135	10.587

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.707	-0.466	-0.277
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.724	-0.605	0.253

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.429	0.588	0.777
\delta	-0.309	-0.145	0.015
\tau_1/\tau_2	0.517	0.892	1.291
Q_{PAH}	0.630	1.716	3.471
U_{min}	2.372	7.134	14.068
{\rm log}_{10}(\gamma_e)\,	-3.214	-1.974	-1.315

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.181	-3.127	-2.166
{\rm log}_{10}(\tau_{AGN})\,	0.987	1.426	1.879

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.727	-0.317	-0.045
0.03-0.10 Gyr	-1.057	-0.416	-0.033
0.10-0.33 Gyr	-0.952	-0.344	0.075
0.33-1.08 Gyr	-0.954	-0.318	0.073
1.08-3.54 Gyr	-0.907	-0.094	0.358
3.54-11.64 Gyr	0.237	0.582	0.703
11.64-12.93 Gyr	0.276	0.854	1.484