2025ahqr

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Information

Transient

Name: SN2025ahqr
Right ascension: 11h11m25.98s
Declination: 55d40m30.10s
Discovery Date: Nov. 23, 2025, 1:09 p.m.
Classification: SN Iax[02cx-like]
Redshift: 0.002328
MW E(B-V): 0.015

Host

Name: NGC3556
Right ascension: 11h11m30.97s
Declination: 55d40m26.84s
Redshift: 0.002486
Photometric Redshift:

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	12.19
Transient MWEBV	processed	0.08
Host match	processed	5.0
Host information	processed	0.18
Host MWEBV	processed	0.05
Global aperture construction	processed	1.0
Global aperture photometry	processed	39.23
Validate global photometry	processed	13.02
Global host SED inference	processed	463.15
Local aperture photometry	processed	5.15
Validate local photometry	processed	0.04
Local host SED inference	processed	495.9

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) = 11h11m25.98s, 55d40m30.10s
semi major axis, semi minor axis (arcsec) = 38.87, 38.87
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	968.5	14.6	16.435	0.016	AB
GALEX_NUV	1892.87	15.91	15.707	0.009	AB
SDSS_u	12341.8	52.23	13.672	0.005	AB
SDSS_g	26343.3	79.35	12.848	0.003	AB
SDSS_r	44008.12	140.07	12.291	0.003	AB
SDSS_i	59411.83	174.86	11.965	0.003	AB
PanSTARRS_i	97261.08	83.56	11.430	0.001	AB
PanSTARRS_z	111168.99	110.98	11.285	0.001	AB
SDSS_z	114319.14	253.4	11.255	0.002	AB
PanSTARRS_y	138074.59	161.42	11.050	0.001	AB
2MASS_J	174479.11	935.33	9.901	0.006	Vega
2MASS_H	213206.69	1741.39	9.210	0.009	Vega
2MASS_K	179222.52	1408.5	8.929	0.009	Vega
WISE_W1	95853.81	5257.65	8.747	0.060	Vega
WISE_W2	64258.64	3861.53	8.541	0.065	Vega
WISE_W3	339298.59	29369.52	4.900	0.094	Vega
WISE_W4	681257.54	68998.48	2.697	0.110	Vega

Aperture details

RA, DEC (J2000) = 11h11m31.36s, 55d40m26.92s
semi major axis, semi minor axis (arcsec) = 44.0, 13.0
angle (degrees, anti-clockwise from east) = -102.45

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	271.51	9.37	17.816	0.037	AB
GALEX_NUV	818.09	12.25	16.618	0.016	AB
SDSS_g	25207.1	59.08	12.896	0.003	AB
2MASS_J	198220.08	592.48	9.762	0.003	Vega
2MASS_H	250836.52	1091.17	9.034	0.005	Vega
WISE_W3	457693.49	22782.48	4.575	0.054	Vega
WISE_W4	1064860.88	59603.59	2.212	0.061	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})\,	9.164	9.430	9.573
{\rm log}_{10}({\rm SFR})	-0.077	0.270	0.710
{\rm log}_{10}({\rm sSFR})	-9.611	-9.158	-8.530
{\rm stellar\ age}	5.691	7.781	10.764

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.574	-0.232	-0.067
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.569	0.110	0.385

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.763	1.024	1.312
\delta	-0.417	-0.303	-0.201
\tau_1/\tau_2	0.457	0.868	1.270
Q_{PAH}	0.113	0.376	1.074
U_{min}	2.879	9.017	16.801
{\rm log}_{10}(\gamma_e)\,	-3.476	-2.613	-1.755

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.951	-2.802	-1.957
{\rm log}_{10}(\tau_{AGN})\,	1.070	1.570	1.972

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.686	-0.776	-0.382
0.03-0.10 Gyr	0.050	0.415	0.868
0.10-0.33 Gyr	-3.219	-1.427	-0.628
0.33-1.10 Gyr	-4.302	-1.619	-0.870
1.10-3.66 Gyr	-3.296	-1.165	-0.640
3.66-12.17 Gyr	-2.136	-0.590	-0.336
12.17-13.53 Gyr	-1.835	-0.318	0.475

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.566	9.700	9.878
{\rm log}_{10}({\rm SFR})	-1.403	-0.723	-0.224
{\rm log}_{10}({\rm sSFR})	-11.142	-10.437	-9.867
{\rm stellar\ age}	5.441	7.583	9.401

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.477	-0.618	-0.055
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.682	-0.981	-0.033

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.961	1.466	1.816
\delta	-0.250	-0.049	0.208
\tau_1/\tau_2	0.312	0.644	1.026
Q_{PAH}	0.275	0.927	2.138
U_{min}	3.073	7.905	14.694
{\rm log}_{10}(\gamma_e)\,	-3.495	-2.424	-1.595

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.689	-1.754	-1.221
{\rm log}_{10}(\tau_{AGN})\,	0.895	1.244	1.654

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.688	-0.744	-0.196
0.03-0.10 Gyr	-1.924	-0.874	-0.192
0.10-0.33 Gyr	-1.989	-0.940	-0.358
0.33-1.10 Gyr	-1.753	-0.783	-0.234
1.10-3.66 Gyr	-1.250	-0.406	-0.001
3.66-12.17 Gyr	-0.874	-0.252	0.001
12.17-13.53 Gyr	-1.072	-0.188	0.513