2025dd

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Information

Transient

Name: AT2025dd
Right ascension: 10h51m08.62s
Declination: -2d20m59.28s
Discovery Date: Jan. 5, 2025, 10:08 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.035

Host

Name: 2025dd
Right ascension: 10h51m08.50s
Declination: -2d21m01.21s
Redshift: 0.085645
Photometric Redshift: 0.097

Processing Status

Task Name	Status	Time taken (s)
Host match	processed	3.09
Cutout download	processed	16.07
Global aperture construction	processed	0.77
Local aperture photometry	processed	6.62
Global aperture photometry	processed	6.45
Validate local photometry	processed	0.03
Validate global photometry	processed	19.9
Host information	processed	0.12
Global host SED inference	processed	628.02
Local host SED inference	processed	703.17
Transient information	processed	0.0
Transient MWEBV	processed	0.08
Host MWEBV	processed	0.08
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) = 10h51m08.62s, -2d20m59.28s
semi major axis, semi minor axis (arcsec) = 1.25, 1.25
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux ${\rm (\mu Jy)}$	Flux error ${\rm (\mu Jy)}$	Mag	Mag error	Mag sys
PanSTARRS_r	46.37	0.43	19.734	0.010	AB
PanSTARRS_i	60.57	0.42	19.444	0.007	AB
PanSTARRS_z	72.26	0.86	19.253	0.013	AB
PanSTARRS_y	81.66	1.95	19.120	0.026	AB

Aperture details

RA, DEC (J2000) = 10h51m08.48s, -2d21m01.03s
semi major axis, semi minor axis (arcsec) = 9.64, 7.76
angle (degrees, anti-clockwise from east) = -123.71

Filter	Flux ${\rm (\mu Jy)}$	Flux error ${\rm (\mu Jy)}$	Mag	Mag error	Mag sys
GALEX_FUV	49.24	7.07	19.669	0.156	AB
GALEX_NUV	69.31	3.66	19.298	0.057	AB
SDSS_u	121.94	6.15	18.685	0.055	AB
SDSS_g	397.18	5.69	17.403	0.016	AB
PanSTARRS_g	429.44	1.99	17.318	0.005	AB
SDSS_r	693.27	7.84	16.798	0.012	AB
PanSTARRS_r	716.43	2.8	16.762	0.004	AB
SDSS_i	990.1	9.93	16.411	0.011	AB
PanSTARRS_i	946.79	2.71	16.459	0.003	AB
PanSTARRS_z	1146.98	5.68	16.251	0.005	AB
SDSS_z	1095.39	25.84	16.301	0.026	AB
PanSTARRS_y	1302.26	12.94	16.113	0.011	AB
2MASS_J	1359.23	226.69	15.172	0.181	Vega
2MASS_H	1336.29	327.26	14.718	0.266	Vega
2MASS_K	1777.32	431.65	13.938	0.264	Vega
WISE_W1	864.18	24.25	13.859	0.030	Vega
WISE_W2	536.52	33.44	13.737	0.068	Vega
WISE_W3	1101.45	169.12	11.121	0.167	Vega
WISE_W4	509.44	782.68	10.512	1.668	Vega

Imaging data

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	9.098	9.298	9.423
${\rm log}_{10}({\rm SFR})$	-1.809	-0.910	-0.131
${\rm log}_{10}({\rm sSFR})$	-11.129	-10.275	-9.386
${\rm stellar\ age}$	2.264	6.497	8.010

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-1.357	-0.702	-0.174
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.475	-0.741	0.008

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.172	0.550	1.040
$\delta$	-0.501	-0.077	0.250
$\tau_1/\tau_2$	0.646	1.012	1.400
$Q_{PAH}$	0.890	2.832	5.493
$U_{min}$	3.335	8.873	16.276
${\rm log}_{10}(\gamma_e)\,$	-2.642	-1.478	-0.520

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-2.206	-0.648	-0.205
${\rm log}_{10}(\tau_{AGN})\,$	1.053	1.494	1.910

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.402	-1.413	-0.845
0.03-0.10 Gyr	-2.007	-0.849	0.011
0.10-0.33 Gyr	-1.729	-0.758	-0.072
0.33-1.07 Gyr	-1.998	-0.860	-0.269
1.07-3.48 Gyr	-2.246	-0.762	-0.449
3.48-11.37 Gyr	-2.158	-0.659	-0.402
11.37-12.63 Gyr	-2.133	-0.658	0.014

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	10.526	10.574	10.649
${\rm log}_{10}({\rm SFR})$	0.172	0.394	0.663
${\rm log}_{10}({\rm sSFR})$	-10.398	-10.170	-9.925
${\rm stellar\ age}$	7.148	7.955	10.358

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-0.595	-0.421	-0.271
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.779	-0.158	0.318

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.065	0.126	0.233
$\delta$	-0.388	-0.013	0.230
$\tau_1/\tau_2$	0.680	1.066	1.432
$Q_{PAH}$	0.938	2.572	4.725
$U_{min}$	2.460	7.521	14.740
${\rm log}_{10}(\gamma_e)\,$	-2.984	-1.939	-1.183

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-4.114	-3.091	-2.153
${\rm log}_{10}(\tau_{AGN})\,$	1.007	1.456	1.865

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.272	0.006	0.150
0.03-0.10 Gyr	0.216	0.500	0.806
0.10-0.33 Gyr	-0.103	0.260	0.491
0.33-1.07 Gyr	-0.537	-0.007	0.239
1.07-3.48 Gyr	-0.541	0.089	0.444
3.48-11.37 Gyr	0.294	0.710	0.822
11.37-12.63 Gyr	0.504	1.026	1.641