2026dpg results

2026dpg results

Information

Transient

Name:	`SN2026dpg`
Right ascension:	`4h55m50.61s`
Declination:	`-29d52m56.62s`
Discovery Date:	`Feb. 18, 2026, 7:46 a.m.`
Classification:	`SN Ia-91T-like`
Redshift:	`0.019000`
MW E(B-V):	`0.011`

Host

Name:	`NGC1701`
Right ascension:	`4h55m51.12s`
Declination:	`-29d53m00.24s`
Redshift:	`0.018084`
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 DES_g DES_r DES_z	SDSS_i SDSS_r SDSS_u SDSS_z SDSS_g DES_i DES_Y

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	6.64
Transient MWEBV	processed	0.14
Host match	processed	4.88
Host information	processed	0.11
Host MWEBV	processed	0.05
Global aperture construction	processed	0.65
Global aperture photometry	processed	5.14
Validate global photometry	processed	14.97
Global host SED inference	processed	387.83
Local aperture photometry	processed	4.85
Validate local photometry	processed	0.02
Local host SED inference	processed	475.23

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	4h55m50.61s, -29d52m56.62s
semi major axis, semi minor axis (arcsec):	5.45, 5.45
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	56.66	6.21	19.517	0.119	AB
GALEX_NUV	100.68	4.82	18.893	0.052	AB
DES_g	1236.34	3.42	16.170	0.003	AB
PanSTARRS_g	1408.74	2.41	16.028	0.002	AB
PanSTARRS_r	2556.44	3.22	15.381	0.001	AB
DES_r	2468.47	6.36	15.419	0.003	AB
PanSTARRS_i	3512.34	3.65	15.036	0.001	AB
PanSTARRS_z	4314.99	7.81	14.813	0.002	AB
DES_z	4246.47	10.89	14.830	0.003	AB
PanSTARRS_y	5356.25	12.11	14.578	0.002	AB
2MASS_J	6606.19	123.86	13.455	0.020	Vega
2MASS_H	7919.38	205.76	12.786	0.028	Vega
2MASS_K	6574.54	255.08	12.518	0.042	Vega

Aperture details

RA, DEC (J2000):	4h55m51.16s, -29d53m00.76s
semi major axis, semi minor axis (arcsec):	40.4, 30.77
angle (degrees, anti-clockwise from east):	-46.84

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	942.04	25.33	16.465	0.029	AB
GALEX_NUV	1326.23	19.05	16.093	0.016	AB
DES_g	13044.9	17.55	13.611	0.001	AB
PanSTARRS_g	16756.45	13.59	13.340	0.001	AB
PanSTARRS_r	29263.89	19.07	12.734	0.001	AB
DES_r	25491.56	32.67	12.884	0.001	AB
PanSTARRS_i	38262.25	22.5	12.443	0.001	AB
PanSTARRS_z	46585.56	48.4	12.229	0.001	AB
DES_z	44395.2	46.83	12.282	0.001	AB
PanSTARRS_y	55155.16	77.82	12.046	0.002	AB
2MASS_J	70174.45	788.96	10.890	0.012	Vega
2MASS_H	84645.57	1324.35	10.213	0.017	Vega
2MASS_K	63483.92	1647.84	10.056	0.028	Vega
WISE_W1	35712.58	134.22	9.819	0.004	Vega
WISE_W2	21355.06	123.56	9.737	0.006	Vega
WISE_W3	64548.96	1052.3	6.701	0.018	Vega
WISE_W4	69946.74	3282.54	5.168	0.051	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.885	9.978	10.075
{\rm log}_{10}({\rm SFR})	-0.477	-0.191	0.128
{\rm log}_{10}({\rm sSFR})	-10.500	-10.155	-9.790
{\rm stellar\ age}	6.234	7.623	9.422

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.746	-1.384	-0.945
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.581	-0.499	0.213

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	1.029	1.375	1.636
\delta	-0.044	0.140	0.305
\tau_1/\tau_2	0.732	1.070	1.418
Q_{PAH}	0.879	2.323	4.250
U_{min}	3.087	8.408	15.550
{\rm log}_{10}(\gamma_e)\,	-3.452	-1.931	-1.102

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.627	-3.634	-1.372
{\rm log}_{10}(\tau_{AGN})\,	1.118	1.682	2.017

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.748	-0.271	-0.025
0.03-0.10 Gyr	-0.539	-0.173	0.209
0.10-0.33 Gyr	-0.619	-0.160	0.139
0.33-1.10 Gyr	-0.992	-0.272	0.124
1.10-3.66 Gyr	-0.926	-0.131	0.241
3.66-12.17 Gyr	-0.274	0.064	0.215
12.17-13.52 Gyr	-0.299	0.225	0.757

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.851	10.905	11.003
{\rm log}_{10}({\rm SFR})	0.209	0.491	0.769
{\rm log}_{10}({\rm sSFR})	-10.683	-10.420	-10.132
{\rm stellar\ age}	7.871	8.777	11.829

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.719	-0.452	-0.266
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.493	-0.118	0.294

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.318	0.452	0.622
\delta	-0.080	0.087	0.205
\tau_1/\tau_2	0.609	1.021	1.441
Q_{PAH}	1.068	1.852	2.908
U_{min}	2.231	6.465	13.494
{\rm log}_{10}(\gamma_e)\,	-3.295	-2.391	-1.810

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.811	-2.806	-2.048
{\rm log}_{10}(\tau_{AGN})\,	1.144	1.585	1.936

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.199	0.253	0.486
0.03-0.10 Gyr	0.141	0.553	0.898
0.10-0.33 Gyr	-0.523	0.202	0.572
0.33-1.10 Gyr	-0.937	-0.055	0.330
1.10-3.66 Gyr	-1.001	0.092	0.553
3.66-12.17 Gyr	0.451	1.016	1.136
12.17-13.52 Gyr	0.770	1.383	2.030