2025xxi results

Information

Transient
Name:SN2025xxi
Right ascension: 21h16m01.36s
Declination:-58d38m03.67s
Discovery Date:Sept. 16, 2025, 2:56 a.m.
Classification:SN II
Redshift:0.034500
MW E(B-V):0.028
Host
Name:
Right ascension: 21h16m01.69s
Declination:-58d38m07.12s
Redshift:None
Photometric Redshift:0.017
 

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
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 2.79
Transient MWEBV processed 0.08
Host match processed 8.18
Host information processed 0.07
Host MWEBV processed 0.04
Global aperture construction processed 0.29
Global aperture photometry processed 0.81
Validate global photometry processed 0.94
Global host SED inference processed 461.59
Local aperture photometry processed 0.84
Validate local photometry processed 0.01
Local host SED inference not enough filters 20.89
 

Imaging data


 

Spectral Energy Distribution


 

Aperture Photometry


Aperture details

RA, DEC (J2000):21h16m01.36s, -58d38m03.67s
semi major axis, semi minor axis (arcsec):2.91, 2.91
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
2MASS_J 365.7 83.29 16.597 0.247 Vega
2MASS_H 410.76 129.17 15.998 0.341 Vega
2MASS_K 384.93 134.62 15.599 0.380 Vega

Aperture details

RA, DEC (J2000):21h16m01.73s, -58d38m07.07s
semi major axis, semi minor axis (arcsec):21.54, 8.95
angle (degrees, anti-clockwise from east):-55.97
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 193.02 9.67 18.186 0.054 AB
GALEX_NUV 276.91 6.73 17.794 0.026 AB
2MASS_J 1858.49 397.0 14.832 0.232 Vega
2MASS_H 2781.06 615.35 13.922 0.240 Vega
2MASS_K 1984.28 642.61 13.818 0.352 Vega
WISE_W1 1089.95 26.39 13.607 0.026 Vega
WISE_W2 680.8 31.91 13.478 0.051 Vega
WISE_W3 2375.68 137.98 10.287 0.063 Vega
WISE_W4 1089.2 718.72 9.687 0.716 Vega
 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.272 9.580 9.842
{\rm log}_{10}({\rm SFR}) -0.234 0.161 0.572
{\rm log}_{10}({\rm sSFR}) -9.955 -9.449 -8.871
{\rm stellar\ age} 2.054 6.339 8.666

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.016 -0.421 -0.030
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.724 -0.698 0.085

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.102 0.212 0.359
\delta -0.626 -0.199 0.163
\tau_1/\tau_2 0.288 0.693 1.145
Q_{PAH} 0.299 0.912 2.402
U_{min} 2.610 7.611 14.435
{\rm log}_{10}(\gamma_e)\, -3.611 -2.851 -1.657

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.204 -3.120 -2.077
{\rm log}_{10}(\tau_{AGN})\, 0.946 1.409 1.885

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.806 0.027 0.312
0.03-0.10 Gyr -0.591 0.165 0.714
0.10-0.33 Gyr -1.321 -0.237 0.339
0.33-1.09 Gyr -1.841 -0.551 0.025
1.09-3.62 Gyr -1.958 -0.573 -0.155
3.62-11.96 Gyr -1.886 -0.484 -0.040
11.96-13.29 Gyr -1.981 -0.408 0.425