2025zrt

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Information

Transient

Name: AT2025zrt
Right ascension: 23h33m59.33s
Declination: 24d41m24.12s
Discovery Date: Sept. 30, 2025, 6:18 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.057

Host

Name:
Right ascension: 23h33m59.26s
Declination: 24d41m19.41s
Redshift: None
Photometric Redshift: 0.126

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	17.3
Transient MWEBV	processed	0.09
Host match	processed	5.34
Host information	processed	0.11
Host MWEBV	processed	0.05
Global aperture construction	processed	0.65
Global aperture photometry	processed	7.14
Validate global photometry	processed	18.72
Global host SED inference	processed	411.73
Local aperture photometry	processed	7.23
Validate local photometry	no valid phot	0.03
Local host SED inference	not 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) = 23h33m59.33s, 24d41m24.12s
semi major axis, semi minor axis (arcsec) = 0.89, 0.89
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys

Data not available

Aperture details

RA, DEC (J2000) = 23h33m59.25s, 24d41m19.56s
semi major axis, semi minor axis (arcsec) = 9.92, 7.72
angle (degrees, anti-clockwise from east) = -80.56

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	29.82	3.7	20.214	0.135	AB
GALEX_NUV	33.53	2.51	20.087	0.081	AB
SDSS_u	87.83	8.79	19.041	0.109	AB
SDSS_g	282.18	4.94	17.774	0.019	AB
DES_g	327.56	0.96	17.612	0.003	AB
PanSTARRS_g	341.89	1.95	17.565	0.006	AB
SDSS_r	592.07	7.42	16.969	0.014	AB
PanSTARRS_r	602.76	2.71	16.950	0.005	AB
DES_r	669.28	2.37	16.836	0.004	AB
SDSS_i	862.8	9.84	16.560	0.012	AB
PanSTARRS_i	881.8	2.9	16.537	0.004	AB
PanSTARRS_z	1094.3	7.43	16.302	0.007	AB
SDSS_z	1064.67	34.82	16.332	0.036	AB
DES_z	1151.46	5.4	16.247	0.005	AB
PanSTARRS_y	1278.16	13.64	16.134	0.012	AB
2MASS_J	1644.94	195.86	14.965	0.129	Vega
2MASS_H	2837.82	352.05	13.900	0.135	Vega
2MASS_K	2119.75	332.06	13.746	0.170	Vega
WISE_W1	852.42	21.09	13.874	0.027	Vega
WISE_W2	516.75	24.71	13.778	0.052	Vega
WISE_W3	964.09	84.1	11.266	0.095	Vega
WISE_W4	395.93	473.94	10.786	1.300	Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Data not available

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.888	10.915	10.956
{\rm log}_{10}({\rm SFR})	0.390	0.558	0.723
{\rm log}_{10}({\rm sSFR})	-10.547	-10.359	-10.196
{\rm stellar\ age}	6.982	7.523	8.901

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.492	-0.381	-0.294
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.665	0.219	0.404

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.077	0.113	0.177
\delta	-0.843	-0.568	-0.228
\tau_1/\tau_2	0.715	1.089	1.461
Q_{PAH}	0.726	2.080	4.133
U_{min}	2.103	6.484	13.545
{\rm log}_{10}(\gamma_e)\,	-3.140	-2.291	-1.315

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.486	-3.678	-2.657
{\rm log}_{10}(\tau_{AGN})\,	1.043	1.564	1.923

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.193	0.335	0.443
0.03-0.10 Gyr	0.411	0.632	0.835
0.10-0.32 Gyr	0.264	0.517	0.730
0.32-1.05 Gyr	0.072	0.350	0.548
1.05-3.38 Gyr	0.097	0.494	0.771
3.38-10.93 Gyr	0.925	1.124	1.195
10.93-12.14 Gyr	0.915	1.321	1.804