2025cw

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Information

Transient

Name: AT2025cw
Right ascension: 0h30m58.28s
Declination: 25d08m10.33s
Discovery Date: Jan. 4, 2025, 2:52 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.026

Host

Name: 2025cw
Right ascension: 0h30m58.28s
Declination: 25d08m10.71s
Redshift: None
Photometric Redshift: 0.063

Processing Status

Task Name	Status	Time taken (s)
Host match	processed	2.63
Cutout download	processed	16.07
Global aperture construction	processed	0.81
Local aperture photometry	processed	6.0
Global aperture photometry	processed	5.96
Validate local photometry	processed	0.03
Validate global photometry	processed	17.86
Host information	processed	0.1
Global host SED inference	processed	628.25
Local host SED inference	processed	684.41
Transient information	processed	0.0
Transient MWEBV	processed	0.07
Host MWEBV	processed	0.07
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) = 0h30m58.28s, 25d08m10.33s
semi major axis, semi minor axis (arcsec) = 1.65, 1.65
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux ${\rm (\mu Jy)}$	Flux error ${\rm (\mu Jy)}$	Mag	Mag error	Mag sys
SDSS_u	57.43	2.38	19.502	0.045	AB
SDSS_g	139.39	3.09	18.539	0.024	AB
PanSTARRS_g	140.79	0.42	18.529	0.003	AB
SDSS_r	187.59	3.61	18.217	0.021	AB
PanSTARRS_r	197.82	0.47	18.159	0.003	AB
SDSS_i	249.36	4.22	17.908	0.018	AB
PanSTARRS_i	262.7	0.56	17.851	0.002	AB
PanSTARRS_z	286.67	1.12	17.757	0.004	AB
SDSS_z	293.65	7.36	17.730	0.027	AB
PanSTARRS_y	321.83	2.77	17.631	0.009	AB

Aperture details

RA, DEC (J2000) = 0h30m58.26s, 25d08m10.36s
semi major axis, semi minor axis (arcsec) = 8.69, 7.54
angle (degrees, anti-clockwise from east) = -80.79

Filter	Flux ${\rm (\mu Jy)}$	Flux error ${\rm (\mu Jy)}$	Mag	Mag error	Mag sys
SDSS_u	234.78	8.03	17.973	0.037	AB
SDSS_g	517.08	6.31	17.116	0.013	AB
PanSTARRS_g	553.09	1.74	17.043	0.003	AB
SDSS_r	768.73	7.83	16.686	0.011	AB
PanSTARRS_r	784.2	2.06	16.664	0.003	AB
SDSS_i	1008.86	9.65	16.390	0.010	AB
PanSTARRS_i	1007.68	2.39	16.392	0.003	AB
PanSTARRS_z	1116.02	5.09	16.281	0.005	AB
SDSS_z	1175.45	30.3	16.224	0.028	AB
PanSTARRS_y	1240.12	12.98	16.166	0.011	AB
2MASS_J	1244.91	213.73	15.267	0.186	Vega
2MASS_H	1530.75	325.03	14.570	0.231	Vega
2MASS_K	1530.47	341.12	14.100	0.242	Vega
WISE_W1	861.95	23.89	13.862	0.030	Vega
WISE_W2	580.45	32.24	13.652	0.060	Vega
WISE_W3	2808.82	132.79	10.105	0.051	Vega
WISE_W4	3009.82	893.25	8.584	0.322	Vega

Imaging data

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	9.353	9.549	9.695
${\rm log}_{10}({\rm SFR})$	-0.526	0.092	0.668
${\rm log}_{10}({\rm sSFR})$	-10.112	-9.497	-8.773
${\rm stellar\ age}$	2.085	5.995	7.772

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-1.680	-1.002	-0.448
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.697	-0.790	0.148

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.178	0.638	1.136
$\delta$	-0.406	-0.088	0.231
$\tau_1/\tau_2$	0.702	1.103	1.512
$Q_{PAH}$	0.906	2.582	4.659
$U_{min}$	2.830	8.346	15.580
${\rm log}_{10}(\gamma_e)\,$	-3.507	-2.158	-0.865

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-3.862	-1.784	-0.662
${\rm log}_{10}(\tau_{AGN})\,$	0.951	1.446	1.960

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.895	-0.591	-0.202
0.03-0.10 Gyr	-0.506	0.205	0.817
0.10-0.33 Gyr	-0.853	-0.148	0.490
0.33-1.08 Gyr	-1.772	-0.502	-0.094
1.08-3.54 Gyr	-1.771	-0.530	-0.173
3.54-11.63 Gyr	-2.128	-0.500	-0.206
11.63-12.92 Gyr	-2.173	-0.504	0.168

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	9.972	10.092	10.221
${\rm log}_{10}({\rm SFR})$	0.330	0.704	1.076
${\rm log}_{10}({\rm sSFR})$	-9.799	-9.399	-8.973
${\rm stellar\ age}$	5.230	6.642	8.340

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-0.979	-0.577	-0.346
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.370	0.083	0.375

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.163	0.294	0.497
$\delta$	-0.548	-0.203	0.115
$\tau_1/\tau_2$	0.612	0.998	1.395
$Q_{PAH}$	1.038	2.419	4.394
$U_{min}$	2.600	7.588	14.499
${\rm log}_{10}(\gamma_e)\,$	-3.235	-2.383	-1.478

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-2.288	-1.793	-1.445
${\rm log}_{10}(\tau_{AGN})\,$	0.912	1.267	1.686

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.794	-0.257	0.016
0.03-0.10 Gyr	0.454	0.851	1.230
0.10-0.33 Gyr	-1.153	0.228	0.596
0.33-1.08 Gyr	-1.463	-0.039	0.290
1.08-3.54 Gyr	-0.733	0.039	0.317
3.54-11.63 Gyr	-0.318	0.137	0.323
11.63-12.92 Gyr	-0.444	0.204	0.834