2025rac results

Information

Transient
Name:SN2025rac
Right ascension: 16h22m11.07s
Declination:18d03m12.35s
Discovery Date:July 10, 2025, 8:28 a.m.
Classification:SN Ia
Redshift:0.052590
MW E(B-V):0.040
Host
Name:
Right ascension: 16h22m11.06s
Declination:18d03m12.39s
Redshift:0.052588
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
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_z
 GALEX_NUV
GALEX_FUV
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 39.25
Transient MWEBV processed 0.08
Host match processed 6.75
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 0.67
Global aperture photometry processed 6.5
Validate global photometry processed 16.83
Global host SED inference processed 394.16
Local aperture photometry processed 7.24
Validate local photometry processed 0.02
Local host SED inference processed 452.04
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):16h22m11.07s, 18d03m12.35s
semi major axis, semi minor axis (arcsec):1.95, 1.95
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 23.42 1.85 20.476 0.086 AB
SDSS_g 111.07 2.78 18.786 0.027 AB
DES_g 129.48 0.61 18.619 0.005 AB
PanSTARRS_g 126.79 0.5 18.642 0.004 AB
SDSS_r 261.21 4.26 17.858 0.018 AB
PanSTARRS_r 286.23 0.68 17.758 0.003 AB
DES_r 325.29 1.56 17.619 0.005 AB
SDSS_i 416.58 5.48 17.351 0.014 AB
PanSTARRS_i 446.83 0.65 17.275 0.002 AB
PanSTARRS_z 570.38 1.71 17.010 0.003 AB
SDSS_z 589.48 7.79 16.974 0.014 AB
DES_z 663.83 4.61 16.845 0.008 AB
PanSTARRS_y 671.75 2.69 16.832 0.004 AB

Aperture details

RA, DEC (J2000):16h22m11.05s, 18d03m12.66s
semi major axis, semi minor axis (arcsec):11.52, 4.58
angle (degrees, anti-clockwise from east):-16.62
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 54.84 5.71 19.552 0.113 AB
SDSS_g 321.22 4.98 17.633 0.017 AB
DES_g 306.97 1.04 17.682 0.004 AB
PanSTARRS_g 339.55 1.67 17.573 0.005 AB
SDSS_r 668.24 7.26 16.838 0.012 AB
PanSTARRS_r 703.07 2.22 16.783 0.003 AB
DES_r 706.89 2.44 16.777 0.004 AB
SDSS_i 1020.68 9.79 16.378 0.010 AB
PanSTARRS_i 1050.66 2.14 16.346 0.002 AB
PanSTARRS_z 1316.24 5.99 16.102 0.005 AB
SDSS_z 1389.09 19.73 16.043 0.015 AB
DES_z 1351.46 6.89 16.073 0.006 AB
PanSTARRS_y 1595.75 9.76 15.893 0.007 AB
2MASS_J 2147.7 225.84 14.675 0.114 Vega
2MASS_H 2678.43 326.43 13.963 0.132 Vega
2MASS_K 2179.82 380.77 13.716 0.190 Vega
WISE_W1 1160.69 19.14 13.539 0.018 Vega
WISE_W2 721.92 21.57 13.415 0.032 Vega
WISE_W3 1199.5 92.27 11.029 0.084 Vega
WISE_W4 654.24 500.18 10.241 0.830 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.835 9.955 10.095
{\rm log}_{10}({\rm SFR}) -0.987 -0.442 0.024
{\rm log}_{10}({\rm sSFR}) -11.008 -10.384 -9.854
{\rm stellar\ age} 6.213 7.656 10.666

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.322 -0.663 -0.354
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.858 -1.446 0.208

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.610 0.898 1.261
\delta -0.815 -0.548 -0.303
\tau_1/\tau_2 0.593 0.924 1.271
Q_{PAH} 0.645 2.472 4.643
U_{min} 2.695 7.504 14.579
{\rm log}_{10}(\gamma_e)\, -3.541 -2.308 -0.973

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.141 -2.621 -0.929
{\rm log}_{10}(\tau_{AGN})\, 0.871 1.340 1.861

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.803 -0.335 0.054
0.03-0.10 Gyr -1.472 -0.559 0.027
0.10-0.33 Gyr -1.803 -0.675 -0.083
0.33-1.08 Gyr -1.956 -0.603 -0.087
1.08-3.57 Gyr -1.789 -0.313 0.082
3.57-11.75 Gyr -0.490 0.018 0.216
11.75-13.05 Gyr -0.497 0.197 1.024

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.286 10.366 10.481
{\rm log}_{10}({\rm SFR}) -4.387 -1.755 -0.787
{\rm log}_{10}({\rm sSFR}) -14.684 -12.097 -11.135
{\rm stellar\ age} 7.365 8.247 12.088

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.105 -0.747 -0.514
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.553 -0.693 0.148

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.422 0.613 0.845
\delta -0.316 -0.076 0.074
\tau_1/\tau_2 0.548 0.935 1.353
Q_{PAH} 0.547 1.458 3.456
U_{min} 2.787 8.574 16.659
{\rm log}_{10}(\gamma_e)\, -2.833 -1.846 -1.243

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.719 -2.491 -1.776
{\rm log}_{10}(\tau_{AGN})\, 0.980 1.356 1.803

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -5.512 -1.881 -0.875
0.03-0.10 Gyr -5.478 -2.077 -0.739
0.10-0.33 Gyr -5.586 -2.228 -0.714
0.33-1.08 Gyr -4.223 -1.768 -0.493
1.08-3.57 Gyr -2.774 -0.753 0.285
3.57-11.75 Gyr -0.881 0.464 0.660
11.75-13.05 Gyr -0.545 0.744 1.593