2025vrb

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Information

Transient

Name: AT2025vrb
Right ascension: 21h56m36.24s
Declination: -10d07m07.33s
Discovery Date: Aug. 27, 2025, 9:13 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.031

Host

Name:
Right ascension: 21h56m36.36s
Declination: -10d07m06.31s
Redshift: 0.084428
Photometric Redshift: 0.095

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	27.31
Transient MWEBV	processed	0.03
Host match	processed	5.86
Host information	processed	0.15
Host MWEBV	processed	0.03
Global aperture construction	processed	0.64
Global aperture photometry	processed	4.51
Validate global photometry	processed	12.25
Global host SED inference	processed	427.24
Local aperture photometry	processed	5.08
Validate local photometry	processed	0.02
Local host SED inference	processed	484.19

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) = 21h56m36.24s, -10d07m07.33s
semi major axis, semi minor axis (arcsec) = 1.26, 1.26
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
DES_g	40.83	0.22	19.872	0.006	AB
PanSTARRS_r	86.02	0.38	19.063	0.005	AB
DES_r	90.66	0.71	19.006	0.009	AB
PanSTARRS_i	130.39	0.31	18.612	0.003	AB
PanSTARRS_z	166.68	1.03	18.345	0.007	AB
DES_z	164.53	1.73	18.359	0.011	AB
PanSTARRS_y	191.89	2.53	18.192	0.014	AB

Aperture details

RA, DEC (J2000) = 21h56m36.36s, -10d07m05.91s
semi major axis, semi minor axis (arcsec) = 12.47, 6.84
angle (degrees, anti-clockwise from east) = -160.13

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
DES_g	514.0	0.89	17.123	0.002	AB
PanSTARRS_g	547.76	2.02	17.054	0.004	AB
PanSTARRS_r	1061.7	2.46	16.335	0.003	AB
DES_r	1088.3	2.62	16.308	0.003	AB
PanSTARRS_i	1534.53	2.1	15.935	0.001	AB
PanSTARRS_z	1902.78	7.28	15.702	0.004	AB
DES_z	1925.87	6.24	15.688	0.004	AB
PanSTARRS_y	2121.2	18.15	15.584	0.009	AB
2MASS_J	2717.47	233.13	14.420	0.093	Vega
2MASS_H	2989.66	374.95	13.843	0.136	Vega
2MASS_K	2386.81	421.2	13.618	0.192	Vega
WISE_W1	1562.13	28.97	13.217	0.020	Vega
WISE_W2	1149.96	38.87	12.909	0.037	Vega
WISE_W3	3391.12	134.7	9.900	0.043	Vega
WISE_W4	4745.84	929.56	8.089	0.213	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})\,	9.745	9.860	10.000
{\rm log}_{10}({\rm SFR})	-1.609	-1.013	-0.444
{\rm log}_{10}({\rm sSFR})	-11.518	-10.865	-10.316
{\rm stellar\ age}	6.602	7.839	10.978

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.453	-0.899	-0.576
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.512	-0.809	-0.006

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.435	0.737	1.087
\delta	-0.618	-0.277	0.143
\tau_1/\tau_2	0.586	0.953	1.297
Q_{PAH}	0.849	2.768	5.418
U_{min}	2.920	7.940	15.005
{\rm log}_{10}(\gamma_e)\,	-3.154	-1.892	-0.699

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.857	-0.889	-0.218
{\rm log}_{10}(\tau_{AGN})\,	1.073	1.555	1.963

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.594	-0.955	-0.535
0.03-0.10 Gyr	-2.046	-1.123	-0.399
0.10-0.33 Gyr	-2.332	-1.143	-0.421
0.33-1.07 Gyr	-2.561	-1.150	-0.377
1.07-3.48 Gyr	-2.276	-0.679	-0.103
3.48-11.38 Gyr	-0.684	-0.051	0.147
11.38-12.65 Gyr	-0.422	0.233	1.016

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.787	10.885	11.016
{\rm log}_{10}({\rm SFR})	-3.315	-1.148	0.136
{\rm log}_{10}({\rm sSFR})	-14.201	-12.068	-10.668
{\rm stellar\ age}	7.212	8.188	11.937

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.311	-0.856	-0.571
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.648	-0.779	0.154

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.225	0.405	0.590
\delta	-0.533	-0.078	0.181
\tau_1/\tau_2	0.496	0.919	1.375
Q_{PAH}	0.985	2.265	4.369
U_{min}	3.005	9.345	17.402
{\rm log}_{10}(\gamma_e)\,	-2.947	-2.085	-1.228

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-1.496	-1.246	-0.983
{\rm log}_{10}(\tau_{AGN})\,	1.079	1.393	1.621

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-4.440	-1.280	-0.060
0.03-0.10 Gyr	-4.399	-1.444	0.171
0.10-0.33 Gyr	-4.618	-1.612	0.120
0.33-1.07 Gyr	-4.554	-1.505	0.129
1.07-3.48 Gyr	-3.049	-0.444	0.730
3.48-11.38 Gyr	-0.962	0.947	1.177
11.38-12.65 Gyr	0.065	1.352	2.166