2025rca

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Information

Transient

Name: SN2025rca
Right ascension: 2h09m01.15s
Declination: -28d42m23.36s
Discovery Date: July 12, 2025, 5:21 p.m.
Classification: SN Ia-91T-like
Redshift: 0.070000
MW E(B-V): 0.011

Host

Name: 738428
Right ascension: 2h09m01.68s
Declination: -28d42m24.01s
Redshift: None
Photometric Redshift: 0.069

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	20.9
Transient MWEBV	processed	0.06
Host match	processed	4.83
Host information	processed	0.14
Host MWEBV	processed	0.05
Global aperture construction	processed	0.65
Global aperture photometry	processed	5.27
Validate global photometry	processed	13.08
Global host SED inference	processed	400.39
Local aperture photometry	processed	5.84
Validate local photometry	processed	0.02
Local host SED inference	processed	505.38

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) = 2h09m01.15s, -28d42m23.36s
semi major axis, semi minor axis (arcsec) = 1.5, 1.5
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	8.16	0.12	21.621	0.016	AB
PanSTARRS_g	8.4	0.42	21.589	0.054	AB
PanSTARRS_r	9.99	0.69	21.401	0.075	AB
DES_r	11.26	0.19	21.271	0.018	AB
PanSTARRS_i	11.81	0.52	21.219	0.048	AB
PanSTARRS_z	14.82	1.33	20.973	0.097	AB
DES_z	14.11	0.55	21.026	0.042	AB
PanSTARRS_y	19.26	4.0	20.688	0.226	AB

Aperture details

RA, DEC (J2000) = 2h09m01.64s, -28d42m25.25s
semi major axis, semi minor axis (arcsec) = 10.19, 7.48
angle (degrees, anti-clockwise from east) = -27.7

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_NUV	61.77	4.93	19.423	0.087	AB
DES_g	282.81	0.68	17.771	0.003	AB
PanSTARRS_g	278.59	2.47	17.788	0.010	AB
PanSTARRS_r	362.62	4.1	17.501	0.012	AB
DES_r	409.88	1.14	17.368	0.003	AB
PanSTARRS_i	431.83	3.04	17.312	0.008	AB
PanSTARRS_z	437.27	7.72	17.298	0.019	AB
DES_z	519.09	3.27	17.112	0.007	AB
PanSTARRS_y	482.37	23.38	17.192	0.053	AB
2MASS_J	458.46	221.26	16.352	0.524	Vega
2MASS_H	1379.66	376.38	14.683	0.296	Vega
2MASS_K	338.03	440.98	15.740	1.416	Vega
WISE_W1	267.97	15.98	15.131	0.065	Vega
WISE_W2	158.19	20.4	15.063	0.140	Vega
WISE_W3	329.47	86.58	12.431	0.285	Vega
WISE_W4	288.96	481.47	11.128	1.809	Vega

Imaging data

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Spectral Energy Distribution

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Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	7.698	8.027	8.230
{\rm log}_{10}({\rm SFR})	-1.949	-0.733	-0.054
{\rm log}_{10}({\rm sSFR})	-10.039	-8.676	-7.914
{\rm stellar\ age}	0.071	0.760	5.504

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.607	-0.824	-0.083
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.390	-0.636	0.033

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.316	0.748	1.500
\delta	-0.442	-0.071	0.202
\tau_1/\tau_2	0.581	1.066	1.531
Q_{PAH}	1.285	3.330	5.701
U_{min}	3.450	9.924	18.252
{\rm log}_{10}(\gamma_e)\,	-2.799	-1.557	-0.565

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.294	-0.246	0.212
{\rm log}_{10}(\tau_{AGN})\,	1.067	1.538	1.946

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-4.028	-2.434	-1.607
0.03-0.10 Gyr	-1.956	-0.584	0.108
0.10-0.33 Gyr	-3.585	-1.365	-0.482
0.33-1.07 Gyr	-5.595	-2.720	-1.264
1.07-3.52 Gyr	-7.245	-3.646	-1.701
3.52-11.55 Gyr	-8.045	-4.133	-1.903
11.55-12.83 Gyr	-8.341	-3.758	-1.766

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.554	9.637	9.711
{\rm log}_{10}({\rm SFR})	-0.628	-0.285	0.034
{\rm log}_{10}({\rm sSFR})	-10.271	-9.941	-9.597
{\rm stellar\ age}	3.118	4.826	6.004

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.954	-0.639	-0.393
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.721	-0.025	0.363

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.057	0.128	0.262
\delta	-0.606	-0.106	0.240
\tau_1/\tau_2	0.819	1.170	1.504
Q_{PAH}	0.702	1.956	4.071
U_{min}	2.637	7.283	13.700
{\rm log}_{10}(\gamma_e)\,	-2.772	-1.799	-0.819

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.131	-2.959	-1.955
{\rm log}_{10}(\tau_{AGN})\,	0.990	1.418	1.865

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.772	-0.501	-0.328
0.03-0.10 Gyr	-0.665	-0.223	0.152
0.10-0.33 Gyr	0.053	0.327	0.577
0.33-1.07 Gyr	-0.060	0.194	0.365
1.07-3.52 Gyr	-0.473	-0.188	0.044
3.52-11.55 Gyr	-0.881	-0.446	-0.239
11.55-12.83 Gyr	-1.159	-0.489	-0.030