2021ejn

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Information

Transient

Name: SN2021ejn
Right ascension: 10h37m14.43s
Declination: 4d33m07.61s
Discovery Date: March 3, 2021, 10:55 a.m.
Classification: SN II
Redshift: 0.025000
MW E(B-V): 0.027

Host

Name: 2021ejn
Right ascension: 10h37m14.33s
Declination: 4d33m03.92s
Redshift: None
Photometric Redshift: 0.110
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 1.95
Cutout download processed 17.41
Global aperture construction processed 0.65
Local aperture photometry processed 7.37
Global aperture photometry processed 7.62
Validate local photometry processed 0.03
Validate global photometry processed 20.46
Host information processed 0.09
Global host SED inference processed 430.37
Local host SED inference processed 471.3
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.04
Processing status completed N/A N/A
 

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) = 10h37m14.43s, 4d33m07.61s
semi major axis, semi minor axis (arcsec) = 3.97, 3.97
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 18.18 3.0 20.751 0.179 AB
SDSS_g 72.23 2.49 19.253 0.037 AB
DES_g 74.21 0.49 19.224 0.007 AB
PanSTARRS_g 73.42 1.06 19.235 0.016 AB
SDSS_r 102.55 3.14 18.873 0.033 AB
PanSTARRS_r 115.55 1.25 18.743 0.012 AB
DES_r 115.14 1.08 18.747 0.010 AB
SDSS_i 126.95 3.98 18.641 0.034 AB
PanSTARRS_i 132.84 1.13 18.592 0.009 AB
PanSTARRS_z 153.12 2.33 18.437 0.017 AB
SDSS_z 161.25 12.18 18.381 0.082 AB
DES_z 154.54 2.5 18.427 0.018 AB
PanSTARRS_y 157.44 5.51 18.407 0.038 AB
2MASS_J 157.9 103.35 17.509 0.711 Vega
2MASS_H 156.01 143.95 17.050 1.002 Vega
2MASS_K 339.27 186.66 15.736 0.597 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) = -160.84

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 39.31 4.61 19.914 0.127 AB
SDSS_g 154.18 3.68 18.430 0.026 AB
DES_g 128.51 0.67 18.628 0.006 AB
PanSTARRS_g 150.54 1.61 18.456 0.012 AB
SDSS_r 209.93 4.59 18.095 0.024 AB
PanSTARRS_r 225.34 1.89 18.018 0.009 AB
DES_r 202.15 1.49 18.136 0.008 AB
SDSS_i 262.57 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 268.01 3.43 17.830 0.014 AB
PanSTARRS_y 300.54 8.22 17.705 0.030 AB
2MASS_J 487.27 181.84 16.286 0.405 Vega
2MASS_H 261.23 250.73 16.490 1.042 Vega
2MASS_K 428.91 328.32 15.481 0.831 Vega
WISE_W1 129.27 14.85 15.922 0.125 Vega
WISE_W2 68.24 17.3 15.976 0.275 Vega
WISE_W3 119.88 97.45 13.529 0.883 Vega
WISE_W4 325.88 471.49 10.997 1.571 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.328 8.472 8.579
{\rm log}_{10}({\rm SFR}) -2.215 -1.680 -1.132
{\rm log}_{10}({\rm sSFR}) -10.753 -10.150 -9.540
{\rm stellar\ age} 4.404 6.593 8.146

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.663 -1.152 -0.708
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.851 -1.576 -1.014

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.124 0.397 0.769
\delta -0.737 -0.370 0.026
\tau_1/\tau_2 0.811 1.138 1.483
Q_{PAH} 1.087 2.924 5.747
U_{min} 3.060 8.015 14.543
{\rm log}_{10}(\gamma_e)\, -3.221 -2.241 -0.862

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.419 -1.530 -0.307
{\rm log}_{10}(\tau_{AGN})\, 0.969 1.373 1.937

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.215 -1.682 -1.382
0.03-0.10 Gyr -2.412 -1.693 -1.038
0.10-0.33 Gyr -2.299 -1.553 -0.979
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

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.810 8.887 8.972
{\rm log}_{10}({\rm SFR}) -1.656 -1.292 -0.945
{\rm log}_{10}({\rm sSFR}) -10.604 -10.170 -9.789
{\rm stellar\ age} 7.023 7.957 10.471

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.824 -1.583 -1.250
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.782 -0.943 0.235

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.202 0.326 0.463
\delta -0.241 0.085 0.297
\tau_1/\tau_2 0.601 0.956 1.332
Q_{PAH} 1.290 3.211 5.072
U_{min} 3.262 8.759 16.232
{\rm log}_{10}(\gamma_e)\, -2.293 -1.240 -0.450

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.140 -2.945 -1.821
{\rm log}_{10}(\tau_{AGN})\, 1.084 1.603 1.958

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.665 -2.349 -1.943
0.03-0.10 Gyr -1.552 -1.147 -0.786
0.10-0.33 Gyr -1.794 -1.226 -0.931
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