2025nzb

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Information

Transient

Name: AT2025nzb
Right ascension: 12h54m06.03s
Declination: 18d47m19.21s
Discovery Date: June 16, 2025, 4:51 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.022

Host

Name:
Right ascension: 12h54m06.01s
Declination: 18d47m19.63s
Redshift: 0.063705
Photometric Redshift:

Processing Status

Task Name	Status	Time taken (s)	Warning Flag
Host match	processed	6.87
Cutout download	processed	38.34
Global aperture construction	processed	0.64
Local aperture photometry	processed	7.39
Global aperture photometry	processed	6.6
Validate local photometry	processed	0.02
Validate global photometry	processed	17.3
Host information	processed	0.19
Global host SED inference	processed	481.31
Local host SED inference	processed	518.26
Transient information	processed	0.0
Transient MWEBV	processed	0.07
Host MWEBV	processed	0.05
Processing status	completed	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) = 12h54m06.03s, 18d47m19.21s
semi major axis, semi minor axis (arcsec) = 1.63, 1.63
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	12.95	1.37	21.119	0.115	AB
SDSS_g	64.52	2.15	19.376	0.036	AB
DES_g	74.49	0.45	19.220	0.007	AB
PanSTARRS_g	62.92	0.41	19.403	0.007	AB
SDSS_r	141.06	3.15	18.526	0.024	AB
PanSTARRS_r	137.16	0.75	18.557	0.006	AB
DES_r	161.34	1.24	18.381	0.008	AB
SDSS_i	208.0	3.85	18.105	0.020	AB
PanSTARRS_i	207.14	0.6	18.109	0.003	AB
PanSTARRS_z	263.83	1.08	17.847	0.004	AB
SDSS_z	270.4	5.48	17.820	0.022	AB
DES_z	308.94	3.6	17.675	0.013	AB
PanSTARRS_y	276.13	2.37	17.797	0.009	AB

Aperture details

RA, DEC (J2000) = 12h54m06.01s, 18d47m19.85s
semi major axis, semi minor axis (arcsec) = 8.36, 4.86
angle (degrees, anti-clockwise from east) = -134.47

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_NUV	4.11	2.33	22.366	0.617	AB
SDSS_u	43.13	4.52	19.813	0.114	AB
SDSS_g	201.18	4.28	18.141	0.023	AB
DES_g	213.11	0.89	18.078	0.005	AB
PanSTARRS_g	201.41	1.46	18.140	0.008	AB
SDSS_r	411.78	5.9	17.363	0.016	AB
PanSTARRS_r	418.14	2.72	17.347	0.007	AB
DES_r	466.03	2.25	17.229	0.005	AB
SDSS_i	600.73	7.29	16.953	0.013	AB
PanSTARRS_i	581.74	2.17	16.988	0.004	AB
PanSTARRS_z	746.31	3.99	16.718	0.006	AB
SDSS_z	686.07	15.17	16.809	0.024	AB
DES_z	817.79	6.24	16.618	0.008	AB
PanSTARRS_y	908.91	9.08	16.504	0.011	AB
2MASS_J	951.2	166.81	15.559	0.190	Vega
2MASS_H	1564.15	233.59	14.547	0.162	Vega
2MASS_K	1346.27	280.15	14.239	0.226	Vega
WISE_W1	444.2	16.1	14.582	0.039	Vega
WISE_W2	311.26	22.12	14.328	0.077	Vega
WISE_W3	156.81	95.3	13.238	0.660	Vega
WISE_W4	-850.43	574.22			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})\,	9.692	9.811	9.940
{\rm log}_{10}({\rm SFR})	-2.455	-1.367	-0.665
{\rm log}_{10}({\rm sSFR})	-12.267	-11.142	-10.436
{\rm stellar\ age}	7.125	8.269	11.942

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.271	-0.834	-0.570
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.767	-1.214	-0.004

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.370	0.632	0.888
\delta	-0.735	-0.387	0.018
\tau_1/\tau_2	0.587	0.986	1.354
Q_{PAH}	0.901	2.721	5.298
U_{min}	2.872	8.511	15.702
{\rm log}_{10}(\gamma_e)\,	-3.171	-1.980	-0.677

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.881	-1.134	-0.262
{\rm log}_{10}(\tau_{AGN})\,	1.055	1.407	1.881

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.583	-1.404	-0.822
0.03-0.10 Gyr	-3.375	-1.488	-0.609
0.10-0.33 Gyr	-3.556	-1.527	-0.675
0.33-1.08 Gyr	-3.913	-1.486	-0.666
1.08-3.54 Gyr	-3.245	-1.111	-0.316
3.54-11.62 Gyr	-1.130	-0.127	0.065
11.62-12.91 Gyr	-0.500	0.251	1.024

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.091	10.177	10.270
{\rm log}_{10}({\rm SFR})	-2.607	-1.121	-0.259
{\rm log}_{10}({\rm sSFR})	-12.908	-11.347	-10.358
{\rm stellar\ age}	7.075	7.941	10.889

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.999	-0.743	-0.586
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.697	0.189	0.400

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.223	0.382	0.573
\delta	-0.915	-0.720	-0.422
\tau_1/\tau_2	0.663	1.025	1.393
Q_{PAH}	0.486	1.575	3.465
U_{min}	2.979	8.186	15.659
{\rm log}_{10}(\gamma_e)\,	-2.421	-1.226	-0.392

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.828	-2.490	-1.629
{\rm log}_{10}(\tau_{AGN})\,	1.178	1.609	1.942

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-3.001	-1.192	-0.480
0.03-0.10 Gyr	-2.990	-1.156	-0.194
0.10-0.33 Gyr	-3.068	-1.081	-0.141
0.33-1.08 Gyr	-2.990	-1.002	-0.210
1.08-3.54 Gyr	-2.025	-0.425	0.111
3.54-11.62 Gyr	-0.191	0.311	0.461
11.62-12.91 Gyr	-0.223	0.494	1.269