2025bn

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Information

Transient

Name: AT2025bn
Right ascension: 0h04m00.24s
Declination: 34d19m43.19s
Discovery Date: Jan. 4, 2025, 3:47 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.061

Host

Name: 2025bn
Right ascension: 0h04m00.18s
Declination: 34d19m44.62s
Redshift: 0.089892
Photometric Redshift: 0.092

Processing Status

Task Name	Status	Time taken (s)
Host match	processed	2.79
Cutout download	processed	24.33
Global aperture construction	processed	0.79
Local aperture photometry	processed	6.67
Global aperture photometry	processed	6.94
Validate local photometry	processed	0.03
Validate global photometry	processed	19.87
Host information	processed	0.11
Global host SED inference	processed	604.67
Local host SED inference	processed	654.14
Transient information	processed	0.0
Transient MWEBV	processed	0.07
Host MWEBV	processed	0.07
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) = 0h04m00.24s, 34d19m43.19s
semi major axis, semi minor axis (arcsec) = 1.19, 1.19
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	76.22	0.36	19.195	0.005	AB
PanSTARRS_i	119.5	0.47	18.707	0.004	AB
PanSTARRS_z	159.33	0.84	18.394	0.006	AB
DES_z	208.76	4.39	18.101	0.023	AB
PanSTARRS_y	189.17	1.82	18.208	0.010	AB

Aperture details

RA, DEC (J2000) = 0h04m00.17s, 34d19m44.71s
semi major axis, semi minor axis (arcsec) = 6.82, 6.6
angle (degrees, anti-clockwise from east) = -143.45

Filter	Flux ${\rm (\mu Jy)}$	Flux error ${\rm (\mu Jy)}$	Mag	Mag error	Mag sys
SDSS_u	14.22	7.75	21.018	0.592	AB
SDSS_g	271.66	4.69	17.815	0.019	AB
PanSTARRS_g	321.6	1.8	17.632	0.006	AB
SDSS_r	699.75	7.97	16.788	0.012	AB
PanSTARRS_r	708.67	1.8	16.774	0.003	AB
SDSS_i	1084.85	11.05	16.312	0.011	AB
PanSTARRS_i	1119.37	2.33	16.278	0.002	AB
PanSTARRS_z	1484.07	4.38	15.971	0.003	AB
SDSS_z	1637.44	28.34	15.865	0.019	AB
DES_z	1564.02	12.37	15.914	0.009	AB
PanSTARRS_y	1803.17	9.7	15.760	0.006	AB
2MASS_J	2753.5	201.41	14.405	0.079	Vega
2MASS_H	2731.96	275.81	13.941	0.110	Vega
2MASS_K	3235.99	370.27	13.287	0.124	Vega
WISE_W1	1550.42	42.32	13.225	0.030	Vega
WISE_W2	874.67	33.72	13.206	0.042	Vega
WISE_W3	78.3	122.83	13.992	1.703	Vega
WISE_W4	718.13	601.74	10.139	0.910	Vega

Imaging data

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	9.814	9.959	10.096
${\rm log}_{10}({\rm SFR})$	-1.497	-0.696	0.167
${\rm log}_{10}({\rm sSFR})$	-11.448	-10.679	-9.686
${\rm stellar\ age}$	5.535	7.362	10.032

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-0.844	-0.289	0.030
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.412	-0.740	-0.047

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.417	0.927	1.418
$\delta$	-0.616	-0.227	0.117
$\tau_1/\tau_2$	0.594	0.994	1.373
$Q_{PAH}$	0.759	2.430	4.924
$U_{min}$	2.990	8.056	15.508
${\rm log}_{10}(\gamma_e)\,$	-3.061	-1.872	-0.652

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-3.260	-1.293	-0.261
${\rm log}_{10}(\tau_{AGN})\,$	1.017	1.510	1.970

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.928	-0.941	-0.367
0.03-0.10 Gyr	-1.695	-0.680	0.265
0.10-0.33 Gyr	-1.823	-0.718	0.100
0.33-1.06 Gyr	-2.047	-0.651	0.037
1.06-3.47 Gyr	-1.839	-0.353	0.116
3.47-11.32 Gyr	-0.916	0.025	0.232
11.32-12.58 Gyr	-0.555	0.230	1.011

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	10.696	10.851	10.961
${\rm log}_{10}({\rm SFR})$	-1.705	-0.323	0.607
${\rm log}_{10}({\rm sSFR})$	-12.589	-11.204	-10.247
${\rm stellar\ age}$	5.709	7.328	9.664

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-0.787	-0.464	-0.242
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.534	-0.760	0.034

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.436	0.629	0.898
$\delta$	-0.803	-0.433	-0.094
$\tau_1/\tau_2$	0.519	0.894	1.302
$Q_{PAH}$	0.699	2.376	4.818
$U_{min}$	2.176	6.943	14.854
${\rm log}_{10}(\gamma_e)\,$	-3.274	-1.838	-1.020

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-4.486	-3.608	-2.597
${\rm log}_{10}(\tau_{AGN})\,$	1.025	1.547	1.942

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.150	-0.345	0.200
0.03-0.10 Gyr	-2.419	-0.406	0.703
0.10-0.33 Gyr	-2.299	-0.255	0.809
0.33-1.06 Gyr	-1.968	-0.034	0.792
1.06-3.47 Gyr	-0.810	0.619	1.028
3.47-11.32 Gyr	0.235	0.932	1.158
11.32-12.58 Gyr	0.129	1.017	1.827