2025aph results

Information

Transient
Name:SN2025aph
Right ascension: 2h31m55.90s
Declination:3d31m19.97s
Discovery Date:Feb. 1, 2025, 12:40 a.m.
Classification:SN II
Redshift:0.022000
MW E(B-V):0.026
Host
Name:
Right ascension: 2h31m55.99s
Declination:3d31m21.53s
Redshift:None
Photometric Redshift:0.048
 

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_z
 DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 18.43
Transient MWEBV processed 0.05
Host match processed 6.32
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.63
Global aperture photometry processed 7.31
Validate global photometry processed 18.27
Global host SED inference processed 412.53
Local aperture photometry processed 6.99
Validate local photometry processed 0.03
Local host SED inference processed 422.72
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):2h31m55.90s, 3d31m19.97s
semi major axis, semi minor axis (arcsec):4.5, 4.5
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 6.72 2.54 21.831 0.411 AB
SDSS_u 26.2 3.23 20.354 0.134 AB
SDSS_g 81.1 2.88 19.127 0.039 AB
DES_g 85.22 0.38 19.074 0.005 AB
PanSTARRS_g 83.88 1.15 19.091 0.015 AB
SDSS_r 108.14 3.4 18.815 0.034 AB
PanSTARRS_r 112.51 1.49 18.772 0.014 AB
DES_r 115.69 0.46 18.742 0.004 AB
SDSS_i 107.36 4.28 18.823 0.043 AB
PanSTARRS_i 124.43 1.24 18.663 0.011 AB
PanSTARRS_z 129.95 2.6 18.616 0.022 AB
SDSS_z 113.55 13.0 18.762 0.124 AB
DES_z 134.67 1.62 18.577 0.013 AB
PanSTARRS_y 196.48 6.69 18.167 0.037 AB
2MASS_J 17.12 92.15 19.922 5.845 Vega
2MASS_H 177.0 129.38 16.912 0.794 Vega
2MASS_K 87.74 159.99 17.204 1.980 Vega

Aperture details

RA, DEC (J2000):2h31m55.97s, 3d31m21.64s
semi major axis, semi minor axis (arcsec):5.28, 3.66
angle (degrees, anti-clockwise from east):-136.71
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 16.41 3.97 20.862 0.263 AB
GALEX_NUV 21.3 2.89 20.579 0.148 AB
SDSS_u 30.2 3.24 20.200 0.117 AB
SDSS_g 86.67 2.91 19.055 0.036 AB
DES_g 90.63 0.38 19.007 0.005 AB
PanSTARRS_g 92.31 1.13 18.987 0.013 AB
SDSS_r 115.42 3.43 18.744 0.032 AB
PanSTARRS_r 120.58 1.45 18.697 0.013 AB
DES_r 123.06 0.46 18.675 0.004 AB
SDSS_i 118.12 4.27 18.719 0.039 AB
PanSTARRS_i 133.52 1.2 18.586 0.010 AB
PanSTARRS_z 139.59 2.51 18.538 0.020 AB
SDSS_z 132.12 12.72 18.598 0.105 AB
DES_z 143.44 1.62 18.508 0.012 AB
PanSTARRS_y 194.52 6.44 18.178 0.036 AB
2MASS_J 124.86 105.23 17.764 0.915 Vega
2MASS_H 156.32 145.97 17.047 1.014 Vega
2MASS_K -58.89 182.54 Vega
WISE_W1 46.17 6.75 17.040 0.159 Vega
WISE_W2 16.74 10.17 17.501 0.659 Vega
WISE_W3 -13.74 47.43 Vega
WISE_W4 276.64 284.41 11.175 1.116 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.101 8.291 8.416
{\rm log}_{10}({\rm SFR}) -1.778 -1.397 -1.007
{\rm log}_{10}({\rm sSFR}) -10.131 -9.674 -9.202
{\rm stellar\ age} 3.341 6.160 7.985

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.748 -1.402 -0.912
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.421 -0.220 -0.065

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.243 0.543 0.824
\delta -0.333 0.025 0.291
\tau_1/\tau_2 0.757 1.099 1.424
Q_{PAH} 0.410 1.519 3.235
U_{min} 2.683 7.495 14.017
{\rm log}_{10}(\gamma_e)\, -3.374 -2.385 -0.980

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.057 -2.197 -0.569
{\rm log}_{10}(\tau_{AGN})\, 0.981 1.359 1.850

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.656 -1.418 -1.178
0.03-0.10 Gyr -1.965 -1.411 -0.936
0.10-0.33 Gyr -2.083 -1.410 -0.916
0.33-1.10 Gyr -2.287 -1.629 -1.205
1.10-3.65 Gyr -2.308 -1.715 -1.418
3.65-12.12 Gyr -2.361 -1.736 -1.457
12.12-13.46 Gyr -2.528 -1.756 -1.182

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.165 8.308 8.412
{\rm log}_{10}({\rm SFR}) -1.716 -1.464 -1.196
{\rm log}_{10}({\rm sSFR}) -10.047 -9.762 -9.454
{\rm stellar\ age} 5.640 7.006 8.250

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.601 -1.129 -0.700
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.146 -0.060 0.017

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.119 0.251 0.455
\delta -0.212 0.097 0.274
\tau_1/\tau_2 0.752 1.071 1.422
Q_{PAH} 0.307 0.878 1.968
U_{min} 2.835 7.791 14.200
{\rm log}_{10}(\gamma_e)\, -3.002 -2.178 -1.409

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.662 -2.272 -1.581
{\rm log}_{10}(\tau_{AGN})\, 1.046 1.456 1.843

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.754 -1.599 -1.445
0.03-0.10 Gyr -1.734 -1.406 -1.097
0.10-0.33 Gyr -1.764 -1.421 -1.129
0.33-1.10 Gyr -2.069 -1.708 -1.434
1.10-3.65 Gyr -2.085 -1.756 -1.539
3.65-12.12 Gyr -1.906 -1.626 -1.459
12.12-13.46 Gyr -2.074 -1.552 -1.092