2025abhb

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Information

Transient

Name: AT2025abhb
Right ascension: 18h50m22.77s
Declination: 46d16m54.20s
Discovery Date: Oct. 23, 2025, 5:51 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.047

Host

Name:
Right ascension: 18h50m22.70s
Declination: 46d16m54.19s
Redshift: None
Photometric Redshift: 0.134

Processing Status

Task Name	Status	Time taken (s)	Warning Flag
Host match	processed	4.69
Cutout download	processed	4.49
Global aperture construction	processed	2.73
Local aperture photometry	processed	3.97
Global aperture photometry	processed	4.07
Validate local photometry	no valid phot	0.02
Validate global photometry	processed	11.65
Host information	processed	0.13
Global host SED inference	processed	448.65
Local host SED inference	not processed	None
Transient information	processed	0.0
Transient MWEBV	processed	0.05
Host MWEBV	processed	0.05
Processing status	blocked	N/A	N/A

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) = 18h50m22.77s, 46d16m54.20s
semi major axis, semi minor axis (arcsec) = 0.84, 0.84
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) = 18h50m22.70s, 46d16m54.21s
semi major axis, semi minor axis (arcsec) = 4.11, 2.41
angle (degrees, anti-clockwise from east) = -28.38

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	3.96	1.56	22.405	0.428	AB
GALEX_NUV	1.3	0.75	23.615	0.626	AB
PanSTARRS_g	10.12	0.73	21.387	0.078	AB
PanSTARRS_r	13.04	0.86	21.112	0.072	AB
PanSTARRS_i	18.48	0.82	20.733	0.048	AB
PanSTARRS_z	14.49	2.11	20.998	0.158	AB
PanSTARRS_y	25.83	4.78	20.370	0.201	AB
2MASS_J	149.21	85.7	17.571	0.624	Vega
2MASS_H	16.1	135.65	19.515	9.148	Vega
2MASS_K	113.62	150.36	16.924	1.437	Vega
WISE_W1	13.77	9.97	18.354	0.786	Vega
WISE_W2	13.81	10.62	17.710	0.835	Vega
WISE_W3	-5.86	34.77			Vega
WISE_W4	229.66	236.81	11.377	1.120	Vega

Imaging data

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})\,	8.397	8.709	8.944
{\rm log}_{10}({\rm SFR})	-0.724	-0.235	0.190
{\rm log}_{10}({\rm sSFR})	-9.578	-8.918	-8.278
{\rm stellar\ age}	0.317	2.592	5.304

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.435	-0.600	0.024
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.357	-0.538	0.040

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.327	0.591	1.055
\delta	-0.694	-0.248	0.075
\tau_1/\tau_2	0.747	1.163	1.552
Q_{PAH}	1.346	3.147	5.228
U_{min}	3.183	8.794	16.387
{\rm log}_{10}(\gamma_e)\,	-3.022	-1.871	-0.687

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.336	-0.930	-0.189
{\rm log}_{10}(\tau_{AGN})\,	0.989	1.337	1.761

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.745	-0.308	-0.002
0.03-0.10 Gyr	-0.876	-0.245	0.273
0.10-0.32 Gyr	-1.178	-0.411	0.039
0.32-1.04 Gyr	-2.606	-0.984	-0.410
1.04-3.36 Gyr	-3.595	-1.525	-0.884
3.36-10.84 Gyr	-4.090	-1.823	-1.091
10.84-12.04 Gyr	-3.988	-1.830	-0.970