2025arw results

2025arw results

Information

Transient

Name:	`AT2025arw`
Right ascension:	`0h37m58.61s`
Declination:	`8d38m13.56s`
Discovery Date:	`Feb. 2, 2025, 1:58 a.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.047`

Host

Name:	`2025arw`
Right ascension:	`0h37m57.67s`
Declination:	`8d38m06.72s`
Redshift:	`0.017616`
Photometric Redshift:	`None`

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_z	DES_i DES_Y

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	18.44
Transient MWEBV	processed	0.08
Host match	processed	0.77
Host information	processed	0.11
Host MWEBV	processed	0.12
Global aperture construction	processed	0.6
Global aperture photometry	processed	6.24
Validate global photometry	processed	16.27
Global host SED inference	processed	633.13
Local aperture photometry	processed	5.69
Validate local photometry	processed	0.03
Local host SED inference	processed	593.13

Imaging data

Spectral Energy Distribution

Warning: possible contaminating objects in the global aperture

Aperture Photometry

Aperture details

RA, DEC (J2000):	0h37m58.61s, 8d38m13.56s
semi major axis, semi minor axis (arcsec):	5.59, 5.59
angle (degrees, anti-clockwise from east):	0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	6.81	1.19	21.817	0.189	AB
GALEX_NUV	13.06	1.36	21.110	0.113	AB
SDSS_u	63.31	5.32	19.396	0.091	AB
SDSS_g	270.14	5.56	17.821	0.022	AB
DES_g	237.12	2.6	17.963	0.012	AB
PanSTARRS_g	297.85	2.27	17.715	0.008	AB
SDSS_r	533.74	8.68	17.082	0.018	AB
PanSTARRS_r	549.67	3.57	17.050	0.007	AB
DES_r	559.84	4.58	17.030	0.009	AB
SDSS_i	779.2	11.67	16.671	0.016	AB
PanSTARRS_i	823.01	4.55	16.611	0.006	AB
PanSTARRS_z	976.0	7.03	16.426	0.008	AB
SDSS_z	930.87	21.62	16.478	0.025	AB
DES_z	1011.12	9.7	16.388	0.010	AB
PanSTARRS_y	1155.72	10.43	16.243	0.010	AB
2MASS_J	1368.4	133.56	15.165	0.106	Vega
2MASS_H	1577.56	202.93	14.537	0.140	Vega
2MASS_K	1465.66	234.62	14.147	0.174	Vega

Aperture details

RA, DEC (J2000):	0h37m57.67s, 8d38m07.48s
semi major axis, semi minor axis (arcsec):	64.89, 24.83
angle (degrees, anti-clockwise from east):	-32.73

Warning: possible contaminating objects in the global aperture

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	493.77	8.74	17.166	0.019	AB
GALEX_NUV	1584.96	9.97	15.900	0.007	AB
SDSS_u	14438.63	46.58	13.501	0.004	AB
SDSS_g	26464.78	47.33	12.843	0.002	AB
DES_g	10604.95	15.95	13.836	0.002	AB
PanSTARRS_g	40105.64	14.93	12.392	0.000	AB
SDSS_r	39682.57	63.34	12.404	0.002	AB
DES_r	23887.21	28.44	12.955	0.001	AB
SDSS_i	51171.04	79.79	12.127	0.002	AB
PanSTARRS_z	94056.55	45.01	11.467	0.001	AB
SDSS_z	97225.36	159.03	11.431	0.002	AB
DES_z	43295.95	61.11	12.309	0.002	AB
PanSTARRS_y	105386.77	67.82	11.343	0.001	AB
2MASS_J	112866.2	1004.06	10.374	0.010	Vega
2MASS_H	111014.8	1519.08	9.919	0.015	Vega
2MASS_K	88271.01	1759.96	9.698	0.022	Vega
WISE_W1	49406.35	938.24	9.467	0.021	Vega
WISE_W2	28071.49	556.89	9.440	0.022	Vega
WISE_W4	112912.84	13969.49	4.648	0.134	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.310	9.406	9.499
{\rm log}_{10}({\rm SFR})	-1.546	-1.138	-0.779
{\rm log}_{10}({\rm sSFR})	-10.951	-10.550	-10.144
{\rm stellar\ age}	7.900	9.610	12.670

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.817	-1.515	-1.014
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.715	-0.675	0.263

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.687	1.093	1.362
\delta	-0.203	0.047	0.251
\tau_1/\tau_2	0.604	1.008	1.392
Q_{PAH}	0.285	1.137	3.102
U_{min}	2.618	8.453	15.932
{\rm log}_{10}(\gamma_e)\,	-3.291	-2.261	-1.461

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.032	-1.903	-0.393
{\rm log}_{10}(\tau_{AGN})\,	0.884	1.239	1.804

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.732	-1.595	-1.062
0.03-0.10 Gyr	-1.537	-1.068	-0.662
0.10-0.33 Gyr	-2.658	-1.315	-0.881
0.33-1.10 Gyr	-3.709	-1.761	-1.114
1.10-3.66 Gyr	-4.122	-1.822	-0.889
3.66-12.17 Gyr	-2.183	-0.592	-0.375
12.17-13.52 Gyr	-0.644	0.121	0.556

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.816	10.929	11.071
{\rm log}_{10}({\rm SFR})	1.202	1.510	1.964
{\rm log}_{10}({\rm sSFR})	-9.820	-9.425	-8.969
{\rm stellar\ age}	7.374	8.550	12.362

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.575	-0.250	-0.141
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.727	-0.279	0.033

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.347	0.449	0.622
\delta	-0.896	-0.740	-0.537
\tau_1/\tau_2	0.761	1.258	1.689
Q_{PAH}	0.462	1.371	3.002
U_{min}	2.495	8.315	15.919
{\rm log}_{10}(\gamma_e)\,	-3.596	-2.966	-2.144

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.202	-3.095	-2.182
{\rm log}_{10}(\tau_{AGN})\,	1.455	1.829	2.045

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.178	-0.959	-0.099
0.03-0.10 Gyr	1.365	1.672	2.128
0.10-0.33 Gyr	-2.456	-1.244	0.350
0.33-1.10 Gyr	-5.048	-2.867	-0.209
1.10-3.66 Gyr	-2.869	-0.679	0.592
3.66-12.17 Gyr	-0.569	0.910	1.156
12.17-13.52 Gyr	0.012	1.406	2.119