2025ctq

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Information

Transient

Name: AT2025ctq
Right ascension: 23h48m45.62s
Declination: 26d23m16.97s
Discovery Date: Feb. 25, 2025, 2:45 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.048

Host

Name: 2025ctq
Right ascension: 23h48m45.84s
Declination: 26d23m16.32s
Redshift: 0.067290
Photometric Redshift: 0.044

Processing Status

Task Name	Status	Time taken (s)	Warning Flag
Host match	processed	2.18
Cutout download	processed	19.44
Global aperture construction	processed	0.61
Local aperture photometry	processed	5.51
Global aperture photometry	processed	5.35
Validate local photometry	processed	0.03
Validate global photometry	processed	16.17
Host information	processed	0.1
Global host SED inference	processed	491.4
Local host SED inference	processed	447.13
Transient information	processed	0.0
Transient MWEBV	processed	0.05
Host MWEBV	processed	0.04
Processing status	completed	N/A	N/A

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) = 23h48m45.62s, 26d23m16.97s
semi major axis, semi minor axis (arcsec) = 1.55, 1.55
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	8.59	1.65	21.564	0.209	AB
SDSS_g	46.1	1.84	19.741	0.043	AB
DES_g	49.04	0.32	19.674	0.007	AB
PanSTARRS_g	49.68	0.48	19.660	0.010	AB
SDSS_r	112.0	2.88	18.777	0.028	AB
PanSTARRS_r	121.2	0.54	18.691	0.005	AB
DES_r	127.07	1.02	18.640	0.009	AB
SDSS_i	184.28	3.89	18.236	0.023	AB
PanSTARRS_i	194.62	0.6	18.177	0.003	AB
PanSTARRS_z	270.64	1.51	17.819	0.006	AB
SDSS_z	251.7	7.1	17.898	0.031	AB
DES_z	266.62	3.6	17.835	0.015	AB
PanSTARRS_y	334.39	2.71	17.589	0.009	AB

Aperture details

RA, DEC (J2000) = 23h48m45.80s, 26d23m16.66s
semi major axis, semi minor axis (arcsec) = 14.48, 9.97
angle (degrees, anti-clockwise from east) = -130.85

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	5.53	1.18	22.043	0.232	AB
GALEX_NUV	7.86	1.2	21.661	0.166	AB
SDSS_u	241.79	12.55	17.941	0.056	AB
SDSS_g	635.34	7.93	16.892	0.014	AB
DES_g	705.12	1.36	16.779	0.002	AB
PanSTARRS_g	701.99	3.59	16.784	0.006	AB
SDSS_r	1578.45	12.43	15.904	0.009	AB
DES_r	1787.63	4.04	15.769	0.002	AB
SDSS_i	2576.89	18.45	15.372	0.008	AB
PanSTARRS_i	2638.46	4.29	15.347	0.002	AB
PanSTARRS_z	3558.23	11.27	15.022	0.003	AB
SDSS_z	3456.8	47.58	15.053	0.015	AB
DES_z	3867.27	14.03	14.931	0.004	AB
PanSTARRS_y	4632.22	20.33	14.736	0.005	AB
2MASS_J	6625.88	288.29	13.452	0.047	Vega
2MASS_H	9673.32	499.41	12.568	0.056	Vega
2MASS_K	8004.49	548.39	12.304	0.074	Vega
WISE_W1	4728.91	43.46	12.014	0.010	Vega
WISE_W2	3056.26	49.24	11.848	0.017	Vega
WISE_W3	5033.21	179.59	9.471	0.039	Vega
WISE_W4	3911.12	1073.38	8.299	0.298	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})\,	9.944	10.058	10.210
{\rm log}_{10}({\rm SFR})	-1.846	-1.070	-0.488
{\rm log}_{10}({\rm sSFR})	-11.934	-11.115	-10.477
{\rm stellar\ age}	7.387	8.632	12.041

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.509	-0.966	-0.581
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.625	-0.698	0.170

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.870	1.227	1.582
\delta	-0.305	-0.043	0.203
\tau_1/\tau_2	0.616	0.994	1.394
Q_{PAH}	0.570	2.309	4.828
U_{min}	3.058	8.574	16.334
{\rm log}_{10}(\gamma_e)\,	-3.150	-1.728	-0.689

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.311	-1.405	-0.618
{\rm log}_{10}(\tau_{AGN})\,	0.900	1.247	1.906

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.557	-1.285	-0.648
0.03-0.10 Gyr	-2.346	-1.101	-0.433
0.10-0.33 Gyr	-3.089	-1.285	-0.541
0.33-1.08 Gyr	-3.676	-1.379	-0.520
1.08-3.53 Gyr	-3.229	-1.129	-0.145
3.53-11.58 Gyr	-1.196	0.088	0.321
11.58-12.86 Gyr	-0.180	0.638	1.293

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	11.159	11.221	11.309
{\rm log}_{10}({\rm SFR})	-1.407	-0.731	-0.358
{\rm log}_{10}({\rm sSFR})	-12.589	-11.925	-11.579
{\rm stellar\ age}	7.665	9.974	12.190

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.626	-0.401	-0.208
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.037	0.113	0.406

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.691	0.817	0.958
\delta	0.242	0.324	0.376
\tau_1/\tau_2	0.474	0.881	1.256
Q_{PAH}	0.615	1.189	1.866
U_{min}	2.490	7.259	14.348
{\rm log}_{10}(\gamma_e)\,	-3.412	-2.744	-1.952

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.753	-1.869	-1.585
{\rm log}_{10}(\tau_{AGN})\,	0.989	1.265	1.606

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.894	-0.728	-0.248
0.03-0.10 Gyr	-2.569	-0.935	-0.347
0.10-0.33 Gyr	-3.218	-1.134	-0.356
0.33-1.08 Gyr	-4.053	-1.620	-0.516
1.08-3.53 Gyr	-2.807	-0.931	0.233
3.53-11.58 Gyr	-1.026	1.205	1.469
11.58-12.86 Gyr	0.907	2.087	2.447