2025zkm results

2025zkm results

Information

Transient

Name:	`AT2025zkm`
Right ascension:	`16h47m49.56s`
Declination:	`16d32m28.66s`
Discovery Date:	`Sept. 26, 2025, 8:04 p.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.048`

Host

Name:
Right ascension:	`16h47m50.92s`
Declination:	`16d32m38.69s`
Redshift:	`None`
Photometric Redshift:	`0.103`

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 SDSS_i SDSS_r SDSS_u SDSS_z SDSS_g DES_g DES_r DES_z	GALEX_NUV GALEX_FUV DES_i DES_Y

Processing Status: blocked

Task Name	Status	Time (s)
Cutout download	processed	15.71
Transient MWEBV	processed	0.04
Host match	processed	4.5
Host information	processed	0.16
Host MWEBV	processed	0.03
Global aperture construction	processed	0.67
Global aperture photometry	processed	7.14
Validate global photometry	processed	16.73
Global host SED inference	processed	439.58
Local aperture photometry	processed	6.33
Validate local photometry	processed	0.02
Local host SED inference	failed	0.0

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	16h47m49.56s, 16d32m28.66s
semi major axis, semi minor axis (arcsec):	1.06, 1.06
angle (degrees, anti-clockwise from east):	0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
DES_z	1.3	0.59	23.613	0.489	AB
PanSTARRS_y	3.47	1.54	22.550	0.482	AB

Aperture details

RA, DEC (J2000):	16h47m50.90s, 16d32m39.16s
semi major axis, semi minor axis (arcsec):	12.27, 10.19
angle (degrees, anti-clockwise from east):	-105.24

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	63.58	8.99	19.392	0.154	AB
SDSS_g	397.25	5.87	17.402	0.016	AB
DES_g	390.52	1.53	17.421	0.004	AB
PanSTARRS_g	377.11	2.25	17.459	0.006	AB
SDSS_r	671.56	8.02	16.832	0.013	AB
PanSTARRS_r	702.32	2.53	16.784	0.004	AB
DES_r	754.12	3.2	16.706	0.005	AB
SDSS_i	967.03	10.73	16.436	0.012	AB
PanSTARRS_i	937.57	3.28	16.470	0.004	AB
PanSTARRS_z	1128.32	8.23	16.269	0.008	AB
SDSS_z	1225.4	27.93	16.179	0.025	AB
PanSTARRS_y	1217.08	16.32	16.187	0.015	AB
2MASS_J	1525.41	263.62	15.047	0.188	Vega
2MASS_H	1891.9	471.89	14.340	0.271	Vega
2MASS_K	1928.88	488.89	13.849	0.275	Vega
WISE_W1	914.49	24.38	13.798	0.029	Vega
WISE_W2	624.46	25.03	13.572	0.044	Vega
WISE_W3	1557.05	126.54	10.745	0.088	Vega

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})\,	10.483	10.631	10.737
{\rm log}_{10}({\rm SFR})	-1.356	-0.537	0.127
{\rm log}_{10}({\rm sSFR})	-11.935	-11.159	-10.538
{\rm stellar\ age}	2.573	5.731	7.186

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.066	-0.641	-0.376
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.660	-0.791	0.196

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.108	0.274	0.548
\delta	-0.562	-0.122	0.224
\tau_1/\tau_2	0.537	0.911	1.330
Q_{PAH}	1.113	2.794	5.103
U_{min}	2.317	7.597	15.289
{\rm log}_{10}(\gamma_e)\,	-3.153	-2.213	-0.829

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.915	-1.801	-1.283
{\rm log}_{10}(\tau_{AGN})\,	1.021	1.423	1.814

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.413	-0.402	0.041
0.03-0.10 Gyr	-3.040	-0.766	0.176
0.10-0.33 Gyr	-2.362	-0.539	0.552
0.33-1.06 Gyr	-0.466	0.626	1.117
1.06-3.44 Gyr	0.474	0.910	1.214
3.44-11.17 Gyr	-0.688	0.631	0.897
11.17-12.41 Gyr	-1.330	0.481	1.152