2025ghr results

2025ghr results

Information

Transient

Name:	`AT2025ghr`
Right ascension:	`16h33m25.19s`
Declination:	`-2d33m16.55s`
Discovery Date:	`March 28, 2025, 12:52 p.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.234`

Host

Name:	`2025ghr`
Right ascension:	`16h33m25.35s`
Declination:	`-2d33m18.00s`
Redshift:	`None`
Photometric Redshift:	`0.072`

Cutout Download Report

Downloaded	Unavailable
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

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	15.3
Transient MWEBV	processed	0.04
Host match	processed	2.43
Host information	processed	0.08
Host MWEBV	processed	0.06
Global aperture construction	processed	0.68
Global aperture photometry	processed	5.65
Validate global photometry	processed	15.39
Global host SED inference	processed	507.98
Local aperture photometry	processed	5.27
Validate local photometry	processed	0.02
Local host SED inference	processed	459.25

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	16h33m25.19s, -2d33m16.55s
semi major axis, semi minor axis (arcsec):	1.45, 1.45
angle (degrees, anti-clockwise from east):	0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_g	16.84	1.19	20.834	0.077	AB
PanSTARRS_g	21.41	0.32	20.574	0.016	AB
SDSS_r	33.16	1.71	20.099	0.056	AB
PanSTARRS_r	35.5	0.39	20.025	0.012	AB
SDSS_i	49.46	2.34	19.664	0.051	AB
PanSTARRS_i	50.19	0.53	19.649	0.011	AB
PanSTARRS_z	64.39	0.95	19.378	0.016	AB
SDSS_z	53.16	5.68	19.586	0.116	AB
PanSTARRS_y	69.26	2.53	19.299	0.040	AB

Aperture details

RA, DEC (J2000):	16h33m25.38s, -2d33m17.10s
semi major axis, semi minor axis (arcsec):	13.39, 8.57
angle (degrees, anti-clockwise from east):	-101.53

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_r	595.86	8.95	16.962	0.016	AB
PanSTARRS_i	811.01	3.81	16.627	0.005	AB
PanSTARRS_z	987.1	6.92	16.414	0.008	AB
WISE_W2	455.56	29.63	13.915	0.071	Vega
WISE_W4	2190.16	770.24	8.929	0.382	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.800	9.039	9.157
{\rm log}_{10}({\rm SFR})	-1.800	-0.848	-0.134
{\rm log}_{10}({\rm sSFR})	-10.828	-9.887	-9.051
{\rm stellar\ age}	0.974	4.764	6.559

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.481	-0.819	-0.318
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.460	-0.813	-0.161

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.140	0.555	0.988
\delta	-0.542	-0.038	0.262
\tau_1/\tau_2	0.653	1.020	1.381
Q_{PAH}	1.280	3.530	5.724
U_{min}	3.433	9.193	16.661
{\rm log}_{10}(\gamma_e)\,	-3.048	-1.853	-0.515

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.458	-0.790	-0.141
{\rm log}_{10}(\tau_{AGN})\,	1.061	1.538	1.925

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.692	-1.513	-1.070
0.03-0.10 Gyr	-1.947	-0.748	0.019
0.10-0.33 Gyr	-1.164	-0.385	0.289
0.33-1.07 Gyr	-2.206	-0.705	-0.295
1.07-3.52 Gyr	-2.651	-0.883	-0.578
3.52-11.52 Gyr	-3.494	-1.127	-0.771
11.52-12.80 Gyr	-3.308	-1.172	-0.578

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.999	10.196	10.347
{\rm log}_{10}({\rm SFR})	-1.848	-0.352	0.417
{\rm log}_{10}({\rm sSFR})	-12.021	-10.548	-9.832
{\rm stellar\ age}	1.340	4.578	7.166

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.412	-0.891	-0.445
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.301	-0.495	0.230

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.078	0.201	0.361
\delta	-0.729	-0.264	0.201
\tau_1/\tau_2	0.534	0.994	1.435
Q_{PAH}	1.219	3.524	5.866
U_{min}	2.688	8.289	15.828
{\rm log}_{10}(\gamma_e)\,	-2.789	-1.353	-0.524

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.075	-2.912	-1.770
{\rm log}_{10}(\tau_{AGN})\,	1.070	1.604	1.969

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-3.105	-0.719	-0.154
0.03-0.10 Gyr	-2.549	-0.338	0.563
0.10-0.33 Gyr	-1.744	0.208	0.895
0.33-1.07 Gyr	-0.200	0.642	1.113
1.07-3.52 Gyr	-1.322	0.283	0.693
3.52-11.52 Gyr	-2.205	-0.088	0.437
11.52-12.80 Gyr	-2.592	-0.111	0.677