2025dhw

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Information

Transient

Name: AT2025dhw
Right ascension: 14h43m38.48s
Declination: 3d44m55.77s
Discovery Date: March 4, 2025, 7:46 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.031

Host

Name: 2025dhw
Right ascension: 14h43m38.21s
Declination: 3d44m52.27s
Redshift: None
Photometric Redshift: 0.095

Processing Status

Task Name	Status	Time taken (s)	Warning Flag
Host match	processed	1.84
Cutout download	processed	13.92
Global aperture construction	processed	0.59
Local aperture photometry	processed	4.57
Global aperture photometry	processed	4.88
Validate local photometry	processed	0.02
Validate global photometry	processed	14.4
Host information	processed	0.08
Global host SED inference	processed	419.3
Local host SED inference	failed	657.45
Transient information	processed	0.0
Transient MWEBV	processed	0.12
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) = 14h43m38.48s, 3d44m55.77s
semi major axis, semi minor axis (arcsec) = 1.13, 1.13
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
PanSTARRS_i	1.57	0.35	23.411	0.244	AB
PanSTARRS_z	1.92	0.68	23.192	0.387	AB
PanSTARRS_y	1.53	1.57	23.435	1.113	AB

Aperture details

RA, DEC (J2000) = 14h43m38.21s, 3d44m52.36s
semi major axis, semi minor axis (arcsec) = 5.16, 4.95
angle (degrees, anti-clockwise from east) = -76.2

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	14.03	1.0	21.033	0.078	AB
GALEX_NUV	15.15	0.77	20.949	0.055	AB
SDSS_u	42.04	4.42	19.841	0.114	AB
SDSS_g	77.61	2.77	19.175	0.039	AB
PanSTARRS_g	65.68	0.94	19.356	0.016	AB
SDSS_r	84.56	3.53	19.082	0.045	AB
PanSTARRS_r	91.86	1.45	18.992	0.017	AB
SDSS_i	117.11	4.85	18.729	0.045	AB
PanSTARRS_i	104.05	1.51	18.857	0.016	AB
PanSTARRS_z	107.44	2.91	18.822	0.029	AB
SDSS_z	150.88	17.85	18.453	0.128	AB
PanSTARRS_y	128.96	6.61	18.624	0.056	AB
2MASS_J	114.57	157.1	17.857	1.489	Vega
2MASS_H	376.5	232.23	16.093	0.670	Vega
2MASS_K	285.2	275.47	15.924	1.049	Vega
WISE_W1	74.35	10.22	16.523	0.149	Vega
WISE_W2	67.29	14.68	15.991	0.237	Vega
WISE_W3	-46.35	63.64			Vega
WISE_W4	119.34	444.01	12.088	4.040	Vega

Imaging data

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.890	9.196	9.431
{\rm log}_{10}({\rm SFR})	-0.271	0.247	0.646
{\rm log}_{10}({\rm sSFR})	-9.600	-8.987	-8.290
{\rm stellar\ age}	0.768	4.039	6.225

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.445	-0.773	-0.152
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.783	0.176	0.394

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.164	0.319	0.564
\delta	-0.600	-0.206	0.090
\tau_1/\tau_2	0.656	1.111	1.539
Q_{PAH}	1.116	2.681	4.592
U_{min}	2.903	8.757	15.963
{\rm log}_{10}(\gamma_e)\,	-2.848	-1.756	-0.651

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.756	-2.050	-1.286
{\rm log}_{10}(\tau_{AGN})\,	1.034	1.471	1.895

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.371	-0.707	-0.412
0.03-0.10 Gyr	-0.169	0.391	0.804
0.10-0.33 Gyr	-1.287	0.086	0.473
0.33-1.06 Gyr	-2.411	-0.689	-0.155
1.06-3.46 Gyr	-2.835	-0.908	-0.447
3.46-11.26 Gyr	-2.892	-1.045	-0.536
11.26-12.51 Gyr	-3.013	-1.055	-0.334