2025rlx

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Information

Transient

Name: AT2025rlx
Right ascension: 17h52m04.10s
Declination: 56d23m48.26s
Discovery Date: July 16, 2025, 5:34 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.039

Host

Name:
Right ascension: 17h52m03.98s
Declination: 56d23m48.76s
Redshift: None
Photometric Redshift: 0.087

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	31.32
Transient MWEBV	processed	0.1
Host match	processed	5.91
Host information	processed	0.16
Host MWEBV	processed	0.04
Global aperture construction	processed	0.66
Global aperture photometry	processed	4.93
Validate global photometry	processed	14.2
Global host SED inference	processed	689.95
Local aperture photometry	processed	5.43
Validate local photometry	processed	0.02
Local host SED inference	processed	430.32

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) = 17h52m04.10s, 56d23m48.26s
semi major axis, semi minor axis (arcsec) = 1.23, 1.23
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	34.12	0.35	20.067	0.011	AB
PanSTARRS_i	48.52	0.44	19.685	0.010	AB
PanSTARRS_z	62.06	1.08	19.418	0.019	AB
PanSTARRS_y	68.24	1.93	19.315	0.031	AB

Aperture details

RA, DEC (J2000) = 17h52m03.97s, 56d23m48.80s
semi major axis, semi minor axis (arcsec) = 7.79, 3.3
angle (degrees, anti-clockwise from east) = -170.53

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	8.06	2.13	21.634	0.287	AB
GALEX_NUV	12.45	1.83	21.162	0.159	AB
SDSS_u	51.14	5.05	19.628	0.107	AB
SDSS_g	106.84	3.14	18.828	0.032	AB
PanSTARRS_g	116.01	1.28	18.739	0.012	AB
SDSS_r	209.81	4.56	18.095	0.024	AB
SDSS_i	316.31	6.1	17.650	0.021	AB
PanSTARRS_i	303.15	1.76	17.696	0.006	AB
PanSTARRS_z	388.48	4.37	17.427	0.012	AB
SDSS_z	463.65	21.61	17.235	0.051	AB
PanSTARRS_y	491.34	7.83	17.172	0.017	AB
2MASS_J	649.41	130.2	15.974	0.218	Vega
2MASS_H	792.82	201.65	15.284	0.276	Vega
2MASS_K	929.46	208.01	14.642	0.243	Vega
WISE_W1	279.55	9.62	15.085	0.037	Vega
WISE_W2	182.99	13.7	14.905	0.081	Vega
WISE_W3	318.15	42.8	12.469	0.146	Vega
WISE_W4	198.37	273.26	11.536	1.496	Vega

Imaging data

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Spectral Energy Distribution

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Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.255	9.377	9.508
{\rm log}_{10}({\rm SFR})	-1.910	-1.234	-0.546
{\rm log}_{10}({\rm sSFR})	-11.272	-10.647	-9.909
{\rm stellar\ age}	5.031	6.962	8.405

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.306	-0.536	-0.086
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.445	-0.786	-0.046

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.244	0.639	1.150
\delta	-0.485	-0.114	0.220
\tau_1/\tau_2	0.643	1.006	1.375
Q_{PAH}	1.017	3.120	5.380
U_{min}	2.739	7.725	14.808
{\rm log}_{10}(\gamma_e)\,	-3.040	-1.959	-0.853

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.087	-0.674	0.003
{\rm log}_{10}(\tau_{AGN})\,	1.058	1.431	1.918

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.236	-1.378	-0.830
0.03-0.10 Gyr	-2.079	-1.260	-0.433
0.10-0.33 Gyr	-1.961	-1.158	-0.448
0.33-1.07 Gyr	-1.937	-1.036	-0.399
1.07-3.48 Gyr	-1.610	-0.696	-0.371
3.48-11.35 Gyr	-1.016	-0.539	-0.328
11.35-12.61 Gyr	-1.205	-0.493	0.143

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.128	10.188	10.267
{\rm log}_{10}({\rm SFR})	0.021	0.330	0.694
{\rm log}_{10}({\rm sSFR})	-10.180	-9.871	-9.494
{\rm stellar\ age}	7.408	8.790	11.630

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.425	-0.259	-0.147
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	0.083	0.325	0.440

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.143	0.229	0.361
\delta	-0.923	-0.737	-0.481
\tau_1/\tau_2	0.544	0.982	1.469
Q_{PAH}	0.312	1.045	2.388
U_{min}	2.977	8.176	15.657
{\rm log}_{10}(\gamma_e)\,	-2.826	-1.814	-0.900

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.311	-3.160	-2.166
{\rm log}_{10}(\tau_{AGN})\,	1.069	1.511	1.897

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.997	-0.698	-0.343
0.03-0.10 Gyr	0.154	0.479	0.848
0.10-0.33 Gyr	-3.171	-1.044	-0.310
0.33-1.07 Gyr	-4.929	-1.395	-0.646
1.07-3.48 Gyr	-3.254	-1.064	-0.308
3.48-11.35 Gyr	-0.983	0.259	0.423
11.35-12.61 Gyr	0.119	0.867	1.384