2025tbd

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Information

Transient

Name: AT2025tbd
Right ascension: 15h58m05.21s
Declination: 46d40m51.14s
Discovery Date: Aug. 1, 2025, 6:22 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.009

Host

Name:
Right ascension: 15h58m05.20s
Declination: 46d40m50.73s
Redshift: None
Photometric Redshift: 0.145

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	48.31
Transient MWEBV	processed	0.05
Host match	processed	5.74
Host information	processed	0.14
Host MWEBV	processed	0.05
Global aperture construction	processed	0.61
Global aperture photometry	processed	3.99
Validate global photometry	processed	11.72
Global host SED inference	processed	437.68
Local aperture photometry	processed	4.85
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) = 15h58m05.21s, 46d40m51.14s
semi major axis, semi minor axis (arcsec) = 0.79, 0.79
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) = 15h58m05.18s, 46d40m50.92s
semi major axis, semi minor axis (arcsec) = 3.29, 3.17
angle (degrees, anti-clockwise from east) = -124.35

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	5.25	1.91	22.100	0.396	AB
GALEX_NUV	7.18	0.96	21.760	0.145	AB
SDSS_u	23.08	3.34	20.492	0.157	AB
SDSS_g	49.99	2.06	19.653	0.045	AB
PanSTARRS_g	52.63	0.86	19.597	0.018	AB
SDSS_r	103.57	2.96	18.862	0.031	AB
PanSTARRS_r	101.78	0.78	18.881	0.008	AB
SDSS_i	139.97	3.97	18.535	0.031	AB
PanSTARRS_i	142.46	0.79	18.516	0.006	AB
PanSTARRS_z	176.5	2.1	18.283	0.013	AB
SDSS_z	207.82	10.31	18.106	0.054	AB
PanSTARRS_y	193.51	5.3	18.183	0.030	AB
2MASS_J	381.86	95.3	16.550	0.271	Vega
2MASS_H	275.15	156.47	16.433	0.617	Vega
2MASS_K	380.71	155.15	15.611	0.442	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})\,	10.188	10.278	10.385
{\rm log}_{10}({\rm SFR})	0.161	0.576	0.989
{\rm log}_{10}({\rm sSFR})	-10.132	-9.719	-9.276
{\rm stellar\ age}	4.185	6.306	7.927

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.300	-0.737	-0.248
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.336	-0.686	-0.135

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.515	0.918	1.433
\delta	-0.193	0.066	0.294
\tau_1/\tau_2	0.620	1.034	1.483
Q_{PAH}	0.872	2.436	4.667
U_{min}	2.717	7.728	14.709
{\rm log}_{10}(\gamma_e)\,	-3.262	-2.411	-0.863

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.963	-2.150	-0.904
{\rm log}_{10}(\tau_{AGN})\,	0.954	1.338	1.794

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.563	0.151	0.568
0.03-0.10 Gyr	0.201	0.675	1.109
0.10-0.32 Gyr	-0.266	0.436	0.930
0.32-1.04 Gyr	-0.618	0.134	0.654
1.04-3.33 Gyr	-0.448	0.257	0.587
3.33-10.73 Gyr	-0.224	0.370	0.544
10.73-11.92 Gyr	-0.464	0.407	1.060