2025cos results

2025cos results

Information

Transient

Name:	`AT2025cos`
Right ascension:	`4h43m54.93s`
Declination:	`9d57m32.33s`
Discovery Date:	`Feb. 24, 2025, 3:30 a.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.302`

Host

Name:	`2025cos`
Right ascension:	`4h43m55.34s`
Declination:	`9d57m31.96s`
Redshift:	`None`
Photometric Redshift:	`0.048`

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_r DES_i DES_z DES_Y

Processing Status: blocked

Task Name	Status	Time (s)
Cutout download	processed	14.73
Transient MWEBV	processed	0.06
Host match	processed	2.4
Host information	processed	0.08
Host MWEBV	processed	0.1
Global aperture construction	processed	0.61
Global aperture photometry	processed	4.78
Validate global photometry	processed	14.69
Global host SED inference	time limit exceeded	7192.65
Local aperture photometry	processed	4.57
Validate local photometry	processed	0.02
Local host SED inference	processed	435.54

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	4h43m54.93s, 9d57m32.33s
semi major axis, semi minor axis (arcsec):	2.12, 2.12
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	0.53	2.04	24.596	4.199	AB
SDSS_g	5.06	0.84	22.140	0.181	AB
PanSTARRS_g	8.27	0.62	21.606	0.081	AB
SDSS_r	10.43	1.38	21.354	0.144	AB
PanSTARRS_r	13.84	0.78	21.047	0.061	AB
SDSS_i	18.23	2.27	20.748	0.135	AB
PanSTARRS_i	20.41	0.86	20.625	0.046	AB
PanSTARRS_z	26.02	1.67	20.362	0.070	AB
SDSS_z	14.75	7.15	20.978	0.527	AB
PanSTARRS_y	-4.37	5.18			AB

Aperture details

RA, DEC (J2000):	4h43m55.33s, 9d57m32.11s
semi major axis, semi minor axis (arcsec):	8.15, 3.95
angle (degrees, anti-clockwise from east):	-119.56

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	8.99	2.36	21.516	0.285	AB
GALEX_NUV	6.04	1.61	21.948	0.290	AB
SDSS_u	35.99	5.84	20.010	0.176	AB
SDSS_g	122.16	3.27	18.683	0.029	AB
PanSTARRS_g	139.56	1.65	18.538	0.013	AB
SDSS_r	253.3	5.01	17.891	0.021	AB
PanSTARRS_r	244.52	2.09	17.929	0.009	AB
SDSS_i	391.43	7.29	17.418	0.020	AB
PanSTARRS_i	384.31	2.23	17.438	0.006	AB
PanSTARRS_z	453.77	4.29	17.258	0.010	AB
SDSS_z	494.52	19.65	17.165	0.043	AB
PanSTARRS_y	411.76	13.17	17.363	0.035	AB
2MASS_J	914.31	150.05	15.602	0.178	Vega
2MASS_H	1456.19	220.86	14.624	0.165	Vega
2MASS_K	1016.53	228.06	14.544	0.244	Vega
WISE_W1	578.65	38.0	14.295	0.071	Vega
WISE_W2	371.66	40.79	14.136	0.119	Vega
WISE_W3	1318.7	129.64	10.926	0.107	Vega
WISE_W4	610.6	661.33	10.316	1.176	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.140	8.421	8.609
{\rm log}_{10}({\rm SFR})	-1.642	-1.082	-0.574
{\rm log}_{10}({\rm sSFR})	-10.180	-9.532	-8.821
{\rm stellar\ age}	1.906	5.888	7.829

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.385	-0.687	-0.082
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.349	-0.737	-0.168

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.335	0.727	1.155
\delta	-0.507	-0.054	0.238
\tau_1/\tau_2	0.669	1.035	1.410
Q_{PAH}	0.760	2.759	5.247
U_{min}	3.206	8.641	15.676
{\rm log}_{10}(\gamma_e)\,	-2.881	-1.741	-0.504

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.638	-1.285	-0.301
{\rm log}_{10}(\tau_{AGN})\,	1.009	1.497	1.930

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.814	-1.163	-0.718
0.03-0.10 Gyr	-1.871	-1.120	-0.496
0.10-0.33 Gyr	-2.223	-1.394	-0.826
0.33-1.09 Gyr	-2.584	-1.568	-1.050
1.09-3.58 Gyr	-2.815	-1.637	-1.270
3.58-11.80 Gyr	-3.063	-1.637	-1.285
11.80-13.11 Gyr	-3.092	-1.667	-0.974

Global parameter details

Documentation

Data not available