2025yrd

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Information

Transient

Name: AT2025yrd
Right ascension: 0h46m54.24s
Declination: -6d26m16.64s
Discovery Date: Sept. 24, 2025, 11:10 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.050

Host

Name:
Right ascension: 0h46m54.21s
Declination: -6d26m16.46s
Redshift: None
Photometric Redshift: 0.190

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	17.65
Transient MWEBV	processed	0.05
Host match	processed	5.44
Host information	processed	0.11
Host MWEBV	processed	0.05
Global aperture construction	processed	0.6
Global aperture photometry	processed	6.76
Validate global photometry	processed	17.22
Global host SED inference	processed	735.88
Local aperture photometry	failed	0.04
Validate local photometry	not processed	None
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) = 0h46m54.24s, -6d26m16.64s
semi major axis, semi minor axis (arcsec) = 0.63, 0.63
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) = 0h46m54.19s, -6d26m16.36s
semi major axis, semi minor axis (arcsec) = 3.52, 3.02
angle (degrees, anti-clockwise from east) = -125.77

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	16.14	3.96	20.880	0.266	AB
GALEX_NUV	17.28	2.63	20.806	0.165	AB
SDSS_u	62.27	4.13	19.414	0.072	AB
SDSS_g	72.04	2.39	19.256	0.036	AB
DES_g	71.39	0.31	19.266	0.005	AB
PanSTARRS_g	74.26	0.91	19.223	0.013	AB
SDSS_r	123.68	3.29	18.669	0.029	AB
PanSTARRS_r	128.51	0.76	18.628	0.006	AB
DES_r	139.97	0.56	18.535	0.004	AB
SDSS_i	162.45	4.16	18.373	0.028	AB
PanSTARRS_i	164.85	1.11	18.357	0.007	AB
PanSTARRS_z	243.03	2.44	17.936	0.011	AB
SDSS_z	256.8	10.88	17.876	0.046	AB
DES_z	230.74	1.56	17.992	0.007	AB
PanSTARRS_y	227.67	4.83	18.007	0.023	AB
2MASS_J	366.74	77.23	16.594	0.229	Vega
2MASS_H	349.7	115.99	16.173	0.360	Vega
2MASS_K	467.28	166.54	15.388	0.387	Vega
WISE_W1	263.74	10.22	15.148	0.042	Vega
WISE_W2	280.82	14.9	14.440	0.058	Vega
WISE_W3	338.44	62.93	12.402	0.202	Vega
WISE_W4	818.97	452.82	9.997	0.600	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})\,	10.437	10.543	10.665
{\rm log}_{10}({\rm SFR})	1.008	1.333	1.714
{\rm log}_{10}({\rm sSFR})	-9.566	-9.203	-8.796
{\rm stellar\ age}	5.440	6.817	10.308

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.666	-0.384	-0.226
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.662	-0.687	0.267

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.218	0.380	0.594
\delta	-0.196	0.017	0.176
\tau_1/\tau_2	0.666	1.138	1.591
Q_{PAH}	0.377	1.412	3.146
U_{min}	3.604	9.677	17.942
{\rm log}_{10}(\gamma_e)\,	-3.220	-2.280	-1.054

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-1.609	-1.136	-0.914
{\rm log}_{10}(\tau_{AGN})\,	0.893	1.146	1.537

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-3.209	-2.258	-0.990
0.03-0.10 Gyr	1.171	1.496	1.878
0.10-0.32 Gyr	-2.530	-1.188	0.432
0.32-1.01 Gyr	-4.311	-1.942	0.171
1.01-3.23 Gyr	-2.959	-0.397	0.649
3.23-10.28 Gyr	-1.158	0.503	0.834
10.28-11.42 Gyr	-0.710	1.045	1.804