2025hd

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Information

Transient

Name: AT2025hd
Right ascension: 9h06m06.83s
Declination: -24d03m52.58s
Discovery Date: Jan. 5, 2025, 10:03 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.157

Host

Name: 2025hd
Right ascension: 9h06m06.86s
Declination: -24d03m53.28s
Redshift: 0.047035
Photometric Redshift: 0.064

Processing Status

Task Name	Status	Time taken (s)
Host match	processed	2.86
Cutout download	processed	2.19
Global aperture construction	processed	0.57
Local aperture photometry	processed	3.31
Global aperture photometry	processed	3.27
Validate local photometry	processed	0.01
Validate global photometry	processed	8.99
Host information	processed	0.08
Global host SED inference	processed	416.24
Local host SED inference	processed	501.96
Transient information	processed	0.0
Transient MWEBV	processed	0.09
Host MWEBV	processed	0.04
Log transient processing status	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) = 9h06m06.83s, -24d03m52.58s
semi major axis, semi minor axis (arcsec) = 2.17, 2.17
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	217.64	0.71	18.056	0.004	AB
PanSTARRS_r	544.43	0.97	17.060	0.002	AB
PanSTARRS_i	863.8	0.82	16.559	0.001	AB
PanSTARRS_z	1104.0	1.69	16.293	0.002	AB
PanSTARRS_y	1378.33	3.73	16.052	0.003	AB

Aperture details

RA, DEC (J2000) = 9h06m06.85s, -24d03m53.13s
semi major axis, semi minor axis (arcsec) = 10.86, 7.61
angle (degrees, anti-clockwise from east) = -38.98

Filter	Flux ${\rm (\mu Jy)}$	Flux error ${\rm (\mu Jy)}$	Mag	Mag error	Mag sys
PanSTARRS_g	628.84	2.62	16.904	0.005	AB
PanSTARRS_r	1541.09	3.43	15.930	0.002	AB
PanSTARRS_i	2397.82	2.95	15.450	0.001	AB
PanSTARRS_z	3191.4	6.48	15.140	0.002	AB
PanSTARRS_y	4048.64	14.78	14.882	0.004	AB
2MASS_J	5595.26	299.33	13.636	0.058	Vega
2MASS_H	7354.63	416.56	12.866	0.061	Vega
2MASS_K	6042.64	499.67	12.609	0.090	Vega
WISE_W1	3276.08	43.42	12.413	0.014	Vega
WISE_W2	1946.69	48.43	12.338	0.027	Vega
WISE_W3	451.07	148.32	12.090	0.357	Vega
WISE_W4	517.84	736.85	10.495	1.545	Vega

Imaging data

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	9.989	10.128	10.262
${\rm log}_{10}({\rm SFR})$	-1.193	-0.177	0.309
${\rm log}_{10}({\rm sSFR})$	-11.341	-10.303	-9.740
${\rm stellar\ age}$	4.960	7.130	9.528

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-1.619	-1.187	-0.815
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.294	0.130	0.351

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.680	0.940	1.228
$\delta$	-0.836	-0.697	-0.507
$\tau_1/\tau_2$	0.690	1.033	1.377
$Q_{PAH}$	0.716	2.382	4.172
$U_{min}$	2.628	7.821	14.919
${\rm log}_{10}(\gamma_e)\,$	-3.213	-1.573	-0.725

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-4.284	-2.769	-0.834
${\rm log}_{10}(\tau_{AGN})\,$	1.101	1.585	2.014

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.249	-0.229	0.155
0.03-0.10 Gyr	-1.581	-0.212	0.380
0.10-0.33 Gyr	-1.792	-0.232	0.377
0.33-1.09 Gyr	-1.815	-0.176	0.356
1.09-3.58 Gyr	-1.401	0.049	0.389
3.58-11.81 Gyr	-0.552	0.152	0.399
11.81-13.13 Gyr	-0.494	0.263	1.048

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	10.656	10.723	10.835
${\rm log}_{10}({\rm SFR})$	-3.070	-1.339	-0.383
${\rm log}_{10}({\rm sSFR})$	-13.647	-12.041	-11.088
${\rm stellar\ age}$	7.551	8.874	12.386

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-0.473	-0.324	-0.177
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.622	-0.688	0.160

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.197	0.358	0.526
$\delta$	-0.654	-0.297	0.103
$\tau_1/\tau_2$	0.513	0.925	1.344
$Q_{PAH}$	0.316	0.827	1.890
$U_{min}$	3.521	9.064	16.605
${\rm log}_{10}(\gamma_e)\,$	-2.710	-1.808	-1.096

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-4.311	-3.465	-2.560
${\rm log}_{10}(\tau_{AGN})\,$	1.008	1.453	1.854

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-3.735	-1.364	-0.470
0.03-0.10 Gyr	-4.100	-1.575	-0.396
0.10-0.33 Gyr	-4.717	-1.704	-0.253
0.33-1.09 Gyr	-4.012	-1.613	-0.221
1.09-3.58 Gyr	-2.559	-0.510	0.529
3.58-11.81 Gyr	-0.965	0.759	0.965
11.81-13.13 Gyr	0.348	1.298	1.955