2024grh

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Information

Transient

Name: AT2024grh
Right ascension: 9h22m22.38s
Declination: -6d40m13.32s
Discovery Date: April 16, 2024, 4:57 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.028

Host

Name: 2024grh
Right ascension: 9h22m22.08s
Declination: -6d40m13.60s
Redshift: None
Photometric Redshift: 0.086

Processing Status

Task Name	Status	Time taken (s)
Host match	processed	1.67
Cutout download	processed	7.46
Global aperture construction	processed	0.62
Local aperture photometry	processed	5.06
Global aperture photometry	processed	5.08
Validate local photometry	processed	0.02
Validate global photometry	processed	13.08
Host information	processed	0.13
Global host SED inference	processed	420.8
Local host SED inference	processed	405.03
Transient information	processed	0.0
Transient MWEBV	processed	0.12
Host MWEBV	processed	0.04
Log transient processing status	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) = 9h22m22.38s, -6d40m13.32s
semi major axis, semi minor axis (arcsec) = 1.24, 1.24
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	5.59	0.12	22.031	0.023	AB
PanSTARRS_r	8.38	0.34	21.592	0.044	AB
DES_r	8.42	0.28	21.586	0.036	AB
PanSTARRS_i	12.09	0.33	21.194	0.030	AB
PanSTARRS_z	12.0	0.88	21.202	0.079	AB
DES_z	12.1	0.69	21.193	0.062	AB
PanSTARRS_y	19.98	2.1	20.648	0.114	AB

Aperture details

RA, DEC (J2000) = 9h22m22.08s, -6d40m13.42s
semi major axis, semi minor axis (arcsec) = 7.19, 5.38
angle (degrees, anti-clockwise from east) = -72.64

Filter	Flux ${\rm (\mu Jy)}$	Flux error ${\rm (\mu Jy)}$	Mag	Mag error	Mag sys
GALEX_FUV	30.69	3.84	20.183	0.136	AB
GALEX_NUV	40.36	2.85	19.885	0.077	AB
DES_g	294.98	0.75	17.726	0.003	AB
PanSTARRS_g	305.65	1.84	17.687	0.007	AB
PanSTARRS_r	483.52	1.74	17.189	0.004	AB
DES_r	523.05	1.9	17.104	0.004	AB
PanSTARRS_i	645.77	1.63	16.875	0.003	AB
PanSTARRS_z	746.79	4.29	16.717	0.006	AB
DES_z	811.36	5.1	16.627	0.007	AB
PanSTARRS_y	926.94	10.1	16.482	0.012	AB
2MASS_J	699.62	162.93	15.893	0.253	Vega
2MASS_H	1392.1	230.79	14.673	0.180	Vega
2MASS_K	1547.99	311.57	14.088	0.219	Vega
WISE_W2	424.36	25.25	13.992	0.065	Vega
WISE_W3	1850.19	139.02	10.558	0.082	Vega

Imaging data

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	8.278	8.495	8.642
${\rm log}_{10}({\rm SFR})$	-1.736	-1.290	-0.758
${\rm log}_{10}({\rm sSFR})$	-10.278	-9.791	-9.080
${\rm stellar\ age}$	1.712	5.222	6.994

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-1.565	-0.951	-0.304
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.438	-0.553	0.083

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.367	0.864	1.475
$\delta$	-0.242	0.080	0.269
$\tau_1/\tau_2$	0.724	1.047	1.403
$Q_{PAH}$	1.356	3.026	5.071
$U_{min}$	3.101	8.707	16.017
${\rm log}_{10}(\gamma_e)\,$	-2.921	-1.879	-0.780

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-2.561	-0.335	0.199
${\rm log}_{10}(\tau_{AGN})\,$	1.167	1.514	1.873

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.893	-1.433	-0.859
0.03-0.10 Gyr	-1.873	-1.264	-0.449
0.10-0.33 Gyr	-2.023	-1.350	-0.782
0.33-1.07 Gyr	-2.369	-1.553	-1.087
1.07-3.48 Gyr	-2.676	-1.678	-1.366
3.48-11.36 Gyr	-3.044	-1.737	-1.460
11.36-12.63 Gyr	-3.312	-1.876	-1.308

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	10.292	10.332	10.372
${\rm log}_{10}({\rm SFR})$	-0.296	-0.071	0.088
${\rm log}_{10}({\rm sSFR})$	-10.639	-10.419	-10.244
${\rm stellar\ age}$	5.569	6.520	7.299

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-0.410	-0.196	-0.046
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	0.006	0.216	0.364

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.097	0.222	0.450
$\delta$	-0.543	-0.002	0.300
$\tau_1/\tau_2$	0.803	1.124	1.425
$Q_{PAH}$	1.515	3.437	5.490
$U_{min}$	2.974	8.978	16.645
${\rm log}_{10}(\gamma_e)\,$	-2.547	-1.477	-0.542

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-4.031	-2.625	-1.423
${\rm log}_{10}(\tau_{AGN})\,$	1.110	1.596	1.968

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.461	-0.236	-0.077
0.03-0.10 Gyr	-0.192	0.055	0.286
0.10-0.33 Gyr	-0.151	0.078	0.307
0.33-1.07 Gyr	-0.105	0.119	0.317
1.07-3.48 Gyr	-0.020	0.204	0.407
3.48-11.36 Gyr	0.072	0.223	0.315
11.36-12.63 Gyr	-0.151	0.229	0.550