2026plh results

2026plh results

Information

Transient

Name:	`AT2026plh`
Right ascension:	`18h02m57.38s`
Declination:	`59d54m47.22s`
Discovery Date:	`Jan. 25, 2026, 12:56 p.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.027`

Host

Name:	`J180257.36+595446.50`
Object ID:	`9907739757905854`
Catalog Name:	`decals`
Catalog Release:	`dr9`
Right ascension:	`18h02m57.36s`
Declination:	`59d54m46.50s`
Redshift:	`None`
Photometric Redshift:	`0.071`

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: completed

Task Name	Status	Time (s)
Cutout download	processed	4.92
Transient MWEBV	processed	0.14
Host match	processed	5.9
Host information	processed	0.06
Host MWEBV	processed	0.12
Global aperture construction	processed	0.67
Global aperture photometry	processed	4.05
Validate global photometry	processed	11.81
Global host SED inference	processed	528.68
Local aperture photometry	processed	3.77
Validate local photometry	processed	0.02
Local host SED inference	processed	516.24

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	18h02m57.38s, 59d54m47.22s
semi major axis, semi minor axis (arcsec):	1.48, 1.48
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	143.01	0.51	18.512	0.004	AB
PanSTARRS_r	256.04	0.45	17.879	0.002	AB
PanSTARRS_i	401.15	0.53	17.392	0.001	AB
PanSTARRS_z	450.36	1.39	17.266	0.003	AB
PanSTARRS_y	526.24	2.46	17.097	0.005	AB

Aperture details

RA, DEC (J2000):	18h02m57.36s, 59d54m46.88s
semi major axis, semi minor axis (arcsec):	15.81, 8.68
angle (degrees, anti-clockwise from east):	-121.81

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	60.18	6.03	19.451	0.109	AB
GALEX_NUV	79.78	4.39	19.145	0.060	AB
PanSTARRS_g	996.07	3.57	16.404	0.004	AB
2MASS_J	3763.79	279.06	14.066	0.080	Vega
2MASS_H	4304.04	477.79	13.448	0.121	Vega
2MASS_K	4034.82	457.29	13.048	0.123	Vega
WISE_W3	1614.36	69.24	10.706	0.047	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.882	10.056	10.204
{\rm log}_{10}({\rm SFR})	-0.506	0.066	0.563
{\rm log}_{10}({\rm sSFR})	-10.619	-9.996	-9.431
{\rm stellar\ age}	4.904	7.424	10.137

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.721	-1.158	-0.681
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.587	0.005	0.346

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.469	0.862	1.280
\delta	-0.745	-0.404	-0.031
\tau_1/\tau_2	0.654	1.039	1.430
Q_{PAH}	0.373	1.670	3.792
U_{min}	2.528	7.630	14.711
{\rm log}_{10}(\gamma_e)\,	-3.316	-2.117	-1.160

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.024	-1.616	-0.511
{\rm log}_{10}(\tau_{AGN})\,	1.001	1.460	1.915

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.431	-0.057	0.299
0.03-0.10 Gyr	-0.796	0.077	0.662
0.10-0.33 Gyr	-1.289	-0.251	0.391
0.33-1.07 Gyr	-1.513	-0.365	0.237
1.07-3.52 Gyr	-1.567	-0.254	0.212
3.52-11.53 Gyr	-0.738	0.086	0.320
11.53-12.82 Gyr	-0.521	0.309	1.110

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.674	10.778	10.878
{\rm log}_{10}({\rm SFR})	-0.142	0.141	0.490
{\rm log}_{10}({\rm sSFR})	-10.905	-10.634	-10.316
{\rm stellar\ age}	5.632	7.227	8.748

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.510	-0.183	0.018
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.526	-0.458	0.124

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.077	0.173	0.372
\delta	-0.748	-0.213	0.235
\tau_1/\tau_2	0.411	0.824	1.286
Q_{PAH}	0.401	1.182	2.988
U_{min}	1.939	5.729	12.651
{\rm log}_{10}(\gamma_e)\,	-3.642	-2.878	-1.544

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.564	-3.558	-1.818
{\rm log}_{10}(\tau_{AGN})\,	0.925	1.388	1.874

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.450	0.106	0.365
0.03-0.10 Gyr	-0.480	0.114	0.606
0.10-0.33 Gyr	-0.454	0.247	0.686
0.33-1.07 Gyr	-0.207	0.437	0.829
1.07-3.52 Gyr	0.098	0.714	1.061
3.52-11.53 Gyr	0.521	0.894	1.053
11.53-12.82 Gyr	0.245	0.949	1.531