2025imr

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Information

Transient

Name: SN2025imr
Right ascension: 22h41m37.13s
Declination: -3d10m37.95s
Discovery Date: April 27, 2025, 2:31 p.m.
Classification: SLSN-I
Redshift: 0.090000
MW E(B-V): 0.045

Host

Name: 2025imr
Right ascension: 22h41m37.19s
Declination: -3d10m36.64s
Redshift: None
Photometric Redshift: 0.487

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	0.74
Transient MWEBV	processed	0.04
Host match	processed	2.26
Host information	processed	0.08
Host MWEBV	processed	0.11
Global aperture construction	processed	0.81
Global aperture photometry	processed	7.21
Validate global photometry	processed	18.48
Global host SED inference	processed	711.41
Local aperture photometry	processed	7.11
Validate local photometry	processed	0.03
Local host SED inference	processed	571.08

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) = 22h41m37.13s, -3d10m37.95s
semi major axis, semi minor axis (arcsec) = 1.19, 1.19
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	2.16	0.11	23.066	0.055	AB
PanSTARRS_r	2.14	0.28	23.072	0.142	AB
DES_r	2.59	0.25	22.866	0.103	AB
PanSTARRS_i	3.41	0.33	22.569	0.104	AB
PanSTARRS_z	3.25	0.88	22.620	0.295	AB
DES_z	3.52	0.55	22.533	0.169	AB
PanSTARRS_y	6.88	2.39	21.805	0.377	AB

Aperture details

RA, DEC (J2000) = 22h41m37.18s, -3d10m36.69s
semi major axis, semi minor axis (arcsec) = 3.98, 2.13
angle (degrees, anti-clockwise from east) = -172.74

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	3.96	1.49	22.407	0.409	AB
GALEX_NUV	5.27	1.33	22.096	0.274	AB
SDSS_u	2.47	2.82	22.917	1.237	AB
SDSS_g	9.08	1.45	21.505	0.174	AB
DES_g	8.7	0.24	21.551	0.030	AB
PanSTARRS_g	7.02	0.68	21.784	0.105	AB
SDSS_r	8.36	1.75	21.594	0.227	AB
PanSTARRS_r	9.95	0.67	21.405	0.073	AB
DES_r	10.75	0.55	21.321	0.056	AB
SDSS_i	10.76	2.76	21.321	0.279	AB
PanSTARRS_i	14.74	0.77	20.979	0.057	AB
PanSTARRS_z	11.84	2.06	21.217	0.189	AB
SDSS_z	12.82	8.21	21.130	0.696	AB
DES_z	11.89	1.15	21.212	0.105	AB
PanSTARRS_y	10.64	5.52	21.332	0.563	AB
2MASS_J	-79.53	82.86			Vega
2MASS_H	-25.91	138.12			Vega
2MASS_K	59.59	154.47	17.624	2.814	Vega
WISE_W1	3.9	6.85	19.724	1.908	Vega
WISE_W2	-10.58	11.73			Vega
WISE_W3	-61.63	61.01			Vega
WISE_W4	-350.64	367.66			Vega

Imaging data

Click the image to load the interactive plot.

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})\,	7.371	7.732	8.030
{\rm log}_{10}({\rm SFR})	-1.358	-1.035	-0.678
{\rm log}_{10}({\rm sSFR})	-9.267	-8.740	-8.059
{\rm stellar\ age}	0.260	2.781	5.667

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.093	-0.455	-0.026
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.129	-0.691	-0.275

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.754	1.051	1.468
\delta	-0.002	0.209	0.336
\tau_1/\tau_2	0.732	1.130	1.572
Q_{PAH}	1.004	2.912	5.293
U_{min}	3.009	8.349	15.892
{\rm log}_{10}(\gamma_e)\,	-2.976	-1.774	-0.562

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-0.372	0.190	0.400
{\rm log}_{10}(\tau_{AGN})\,	1.095	1.457	1.696

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.270	-0.994	-0.654
0.03-0.10 Gyr	-1.692	-1.125	-0.673
0.10-0.33 Gyr	-2.458	-1.488	-1.022
0.33-1.06 Gyr	-3.789	-2.013	-1.497
1.06-3.47 Gyr	-4.834	-2.592	-1.897
3.47-11.32 Gyr	-5.419	-2.758	-2.006
11.32-12.58 Gyr	-5.136	-2.820	-1.896

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.024	8.325	8.539
{\rm log}_{10}({\rm SFR})	-0.896	-0.449	0.103
{\rm log}_{10}({\rm sSFR})	-9.264	-8.708	-8.052
{\rm stellar\ age}	0.477	4.817	6.910

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.574	-0.859	-0.095
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.688	0.085	0.375

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.081	0.451	1.331
\delta	-0.012	0.304	0.375
\tau_1/\tau_2	0.805	1.201	1.606
Q_{PAH}	0.938	2.456	4.420
U_{min}	3.306	9.149	16.765
{\rm log}_{10}(\gamma_e)\,	-3.005	-1.808	-0.634

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.777	-0.491	0.064
{\rm log}_{10}(\tau_{AGN})\,	1.085	1.483	1.832

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.166	-0.876	-0.383
0.03-0.10 Gyr	-0.840	-0.357	0.219
0.10-0.33 Gyr	-2.623	-1.322	-0.782
0.33-1.06 Gyr	-3.665	-1.876	-1.334
1.06-3.47 Gyr	-3.960	-1.899	-1.450
3.47-11.32 Gyr	-4.131	-1.890	-1.456
11.32-12.58 Gyr	-4.055	-1.841	-1.119