2021ejn results

Information

Transient
Name:SN2021ejn
Right ascension: 10h37m14.43s
Declination:4d33m07.61s
Discovery Date:March 3, 2021, 10:55 a.m.
Classification:SN II
Redshift:0.022111
MW E(B-V):0.027
Host
Name:2021ejn
Right ascension: 10h37m14.33s
Declination:4d33m03.92s
Redshift:0.022111
Photometric Redshift:0.110
 

Cutout Download Report

Downloadable 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 17.41
Transient MWEBV processed 0.04
Host match processed 1.95
Host information processed 0.09
Host MWEBV processed 0.04
Host spectrum download not processed None
Global aperture construction processed 0.66
Global aperture photometry processed 6.66
Validate global photometry processed 20.08
Global host SED inference processed 410.82
Local aperture photometry processed 7.06
Validate local photometry processed 0.03
Local host SED inference processed 435.48
 

Imaging data


 

Spectral Energy Distribution



 

Host Galaxy Spectrum

 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.117 8.224 8.328
{\rm log}_{10}({\rm SFR}) -2.213 -1.886 -1.524
{\rm log}_{10}({\rm sSFR}) -10.469 -10.128 -9.675
{\rm stellar\ age} 4.553 6.629 7.970

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.611 -1.071 -0.598
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.842 -1.589 -1.175

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.192 0.455 0.767
\delta -0.383 -0.051 0.210
\tau_1/\tau_2 0.615 0.949 1.315
Q_{PAH} 1.300 3.257 5.456
U_{min} 2.711 7.678 15.236
{\rm log}_{10}(\gamma_e)\, -3.353 -2.086 -0.840

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.022 -1.838 -0.611
{\rm log}_{10}(\tau_{AGN})\, 1.044 1.512 1.895

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.298 -1.911 -1.605
0.03-0.10 Gyr -2.311 -1.885 -1.463
0.10-0.33 Gyr -2.362 -1.859 -1.432
0.33-1.10 Gyr -2.167 -1.483 -1.102
1.10-3.64 Gyr -1.955 -1.503 -1.239
3.64-12.08 Gyr -1.934 -1.500 -1.271
12.08-13.42 Gyr -2.125 -1.503 -0.971
0.33-1.10 Gyr -2.185 -1.713 -1.335
1.10-3.65 Gyr -2.058 -1.698 -1.451
3.65-12.12 Gyr -2.075 -1.721 -1.524
12.12-13.46 Gyr -2.342 -1.736 -1.296

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.395 8.463 8.530
{\rm log}_{10}({\rm SFR}) -2.002 -1.763 -1.531
{\rm log}_{10}({\rm sSFR}) -10.460 -10.221 -9.972
{\rm stellar\ age} 6.704 7.637 8.500

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.469 -1.123 -0.872
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.796 -1.579 -1.321

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.121 0.218 0.368
\delta -0.564 -0.237 0.044
\tau_1/\tau_2 0.808 1.128 1.465
Q_{PAH} 0.759 2.339 4.454
U_{min} 2.946 8.166 15.776
{\rm log}_{10}(\gamma_e)\, -2.166 -1.246 -0.451

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.320 -3.264 -2.107
{\rm log}_{10}(\tau_{AGN})\, 1.088 1.621 1.984

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.073 -1.895 -1.732
0.03-0.10 Gyr -2.031 -1.714 -1.440
0.10-0.33 Gyr -2.136 -1.800 -1.542
0.33-1.10 Gyr -2.024 -1.419 -1.134
1.10-3.64 Gyr -2.336 -1.426 -1.114
3.64-12.08 Gyr -1.425 -1.028 -0.887
12.08-13.42 Gyr -1.394 -0.779 -0.112
0.33-1.10 Gyr -2.214 -1.826 -1.538
1.10-3.65 Gyr -2.055 -1.656 -1.401
3.65-12.12 Gyr -1.552 -1.398 -1.286
12.12-13.46 Gyr -1.671 -1.329 -0.983
 

Aperture Photometry


Aperture details

RA, DEC (J2000):10h37m14.43s, 4d33m07.61s
semi major axis, semi minor axis (arcsec):4.48, 4.48
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 6.25 0.47 21.911 0.082 AB
SDSS_u 20.5 3.36 20.620 0.178 AB
SDSS_g 83.1 2.71 19.101 0.035 AB
DES_g 85.53 0.53 19.070 0.007 AB
PanSTARRS_g 84.3 1.19 19.085 0.015 AB
SDSS_r 119.46 3.44 18.707 0.031 AB
PanSTARRS_r 132.73 1.41 18.593 0.012 AB
DES_r 133.6 1.18 18.586 0.010 AB
SDSS_i 151.24 4.41 18.451 0.032 AB
PanSTARRS_i 154.4 1.27 18.428 0.009 AB
PanSTARRS_z 179.85 2.63 18.263 0.016 AB
SDSS_z 184.99 13.68 18.232 0.080 AB
DES_z 180.36 2.73 18.260 0.016 AB
PanSTARRS_y 187.06 6.2 18.220 0.036 AB
2MASS_J 189.43 116.43 17.311 0.667 Vega
2MASS_H 144.1 162.16 17.136 1.222 Vega
2MASS_K 401.47 210.29 15.553 0.569 Vega

Aperture details

RA, DEC (J2000):10h37m14.32s, 4d33m04.00s
semi major axis, semi minor axis (arcsec):11.87, 3.08
angle (degrees, anti-clockwise from east):199.16
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 14.11 0.72 21.026 0.056 AB
GALEX_NUV 20.56 0.48 20.617 0.025 AB
SDSS_u 39.29 4.61 19.914 0.127 AB
SDSS_g 154.17 3.68 18.430 0.026 AB
DES_g 155.74 0.71 18.419 0.005 AB
PanSTARRS_g 150.54 1.61 18.456 0.012 AB
SDSS_r 209.92 4.59 18.095 0.024 AB
PanSTARRS_r 225.34 1.89 18.018 0.009 AB
DES_r 240.25 1.58 17.948 0.007 AB
SDSS_i 262.55 5.87 17.852 0.024 AB
PanSTARRS_i 263.43 1.69 17.848 0.007 AB
PanSTARRS_z 309.29 3.51 17.674 0.012 AB
SDSS_z 303.2 18.43 17.696 0.066 AB
DES_z 318.32 3.62 17.643 0.012 AB
PanSTARRS_y 300.54 8.22 17.705 0.030 AB
2MASS_J 487.29 181.85 16.286 0.405 Vega
2MASS_H 261.16 250.73 16.490 1.042 Vega
2MASS_K 428.76 328.33 15.482 0.831 Vega
WISE_W1 129.27 14.85 15.922 0.125 Vega
WISE_W2 68.24 17.31 15.976 0.275 Vega
WISE_W3 119.89 97.46 13.529 0.883 Vega
WISE_W4 325.41 471.49 10.999 1.573 Vega