2025ubj

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Information

Transient

Name: AT2025ubj
Right ascension: 17h32m57.84s
Declination: 43d14m13.36s
Discovery Date: Aug. 15, 2025, 4:42 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.016

Host

Name:
Right ascension: 17h32m57.91s
Declination: 43d14m13.13s
Redshift: None
Photometric Redshift: 0.130

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	23.86
Transient MWEBV	processed	0.03
Host match	processed	5.68
Host information	processed	0.15
Host MWEBV	processed	0.05
Global aperture construction	processed	0.65
Global aperture photometry	processed	4.81
Validate global photometry	processed	14.57
Global host SED inference	processed	456.13
Local aperture photometry	processed	5.41
Validate local photometry	no valid phot	0.02
Local host SED inference	not processed	None

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) = 17h32m57.84s, 43d14m13.36s
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

Data not available

Aperture details

RA, DEC (J2000) = 17h32m57.89s, 43d14m13.23s
semi major axis, semi minor axis (arcsec) = 6.93, 6.19
angle (degrees, anti-clockwise from east) = -105.95

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	7.16	2.25	21.762	0.341	AB
GALEX_NUV	5.71	0.59	22.009	0.111	AB
SDSS_u	13.88	5.02	21.044	0.393	AB
SDSS_g	186.47	4.22	18.223	0.025	AB
PanSTARRS_g	202.92	1.72	18.132	0.009	AB
SDSS_r	415.02	5.86	17.355	0.015	AB
PanSTARRS_r	424.38	1.71	17.331	0.004	AB
SDSS_i	622.09	8.25	16.915	0.014	AB
PanSTARRS_i	620.97	1.85	16.917	0.003	AB
PanSTARRS_z	816.79	4.5	16.620	0.006	AB
SDSS_z	956.51	17.23	16.448	0.020	AB
PanSTARRS_y	1001.25	9.73	16.399	0.011	AB
2MASS_J	1310.73	151.88	15.211	0.126	Vega
2MASS_H	1203.19	241.33	14.832	0.218	Vega
2MASS_K	1632.08	279.37	14.030	0.186	Vega
WISE_W1	548.69	11.6	14.353	0.023	Vega
WISE_W2	326.69	11.97	14.276	0.040	Vega
WISE_W3	226.6	39.27	12.838	0.188	Vega
WISE_W4	134.73	222.27	11.956	1.791	Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

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})\,	10.830	10.865	10.956
{\rm log}_{10}({\rm SFR})	-0.523	-0.122	0.259
{\rm log}_{10}({\rm sSFR})	-11.405	-10.981	-10.594
{\rm stellar\ age}	7.198	7.950	10.791

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.648	-0.518	-0.422
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.903	0.037	0.355

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.124	0.193	0.290
\delta	-0.926	-0.766	-0.541
\tau_1/\tau_2	0.559	0.959	1.356
Q_{PAH}	0.418	1.353	2.834
U_{min}	2.679	7.589	15.038
{\rm log}_{10}(\gamma_e)\,	-2.475	-1.527	-0.683

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.570	-3.670	-2.582
{\rm log}_{10}(\tau_{AGN})\,	1.155	1.681	1.995

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.169	-0.485	-0.202
0.03-0.10 Gyr	-0.537	-0.039	0.394
0.10-0.32 Gyr	-0.813	-0.159	0.269
0.32-1.04 Gyr	-1.131	-0.318	0.129
1.04-3.37 Gyr	-1.015	-0.029	0.476
3.37-10.89 Gyr	0.400	1.068	1.157
10.89-12.10 Gyr	0.874	1.376	2.054