2021ebb

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Information

Transient

Name: SN2021ebb
Right ascension: 7h54m35.53s
Declination: 18d46m21.68s
Discovery Date: Feb. 26, 2021, 5:39 a.m.
Classification: SN Ia-pec
Redshift: 0.040000
MW E(B-V): 0.045

Host

Name: 2021ebb
Right ascension: 7h54m35.61s
Declination: 18d46m18.64s
Redshift: None
Photometric Redshift: 0.180
 

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 2.09
Cutout download processed 17.84
Global aperture construction processed 0.97
Local aperture photometry processed 7.6
Global aperture photometry processed 8.05
Validate local photometry processed 0.03
Validate global photometry processed 20.46
Host information processed 0.09
Global host SED inference processed 411.9
Local host SED inference processed 416.72
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) = 7h54m35.53s, 18d46m21.68s
semi major axis, semi minor axis (arcsec) = 2.53, 2.53
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 6.13 2.07 21.931 0.366 AB
SDSS_g 12.51 1.16 21.157 0.100 AB
DES_g 11.8 0.23 21.220 0.021 AB
PanSTARRS_g 13.18 0.79 21.100 0.065 AB
SDSS_r 15.52 1.51 20.922 0.106 AB
PanSTARRS_r 18.67 0.67 20.722 0.039 AB
DES_r 16.87 0.55 20.832 0.035 AB
SDSS_i 18.61 1.94 20.726 0.113 AB
PanSTARRS_i 21.81 0.84 20.553 0.042 AB
PanSTARRS_z 22.07 1.9 20.541 0.094 AB
SDSS_z 29.94 8.79 20.209 0.319 AB
DES_z 21.05 1.27 20.592 0.065 AB
PanSTARRS_y 39.01 4.36 19.922 0.121 AB

Aperture details

RA, DEC (J2000) = 7h54m35.66s, 18d46m18.58s
semi major axis, semi minor axis (arcsec) = 10.61, 6.62
angle (degrees, anti-clockwise from east) = -75.78

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 12.48 2.15 21.160 0.187 AB
GALEX_NUV 10.97 0.87 21.300 0.086 AB
SDSS_u 23.82 6.74 20.458 0.307 AB
SDSS_g 80.44 3.4 19.136 0.046 AB
DES_g 78.14 0.7 19.168 0.010 AB
PanSTARRS_g 81.71 2.6 19.119 0.035 AB
SDSS_r 111.01 4.67 18.787 0.046 AB
PanSTARRS_r 108.35 2.21 18.813 0.022 AB
DES_r 116.68 1.64 18.732 0.015 AB
SDSS_i 116.68 6.07 18.732 0.057 AB
PanSTARRS_i 123.32 2.77 18.672 0.024 AB
PanSTARRS_z 139.11 6.3 18.542 0.049 AB
SDSS_z 243.05 29.07 17.936 0.130 AB
DES_z 147.64 3.84 18.477 0.028 AB
PanSTARRS_y 200.09 14.42 18.147 0.078 AB
2MASS_J 224.21 206.0 17.128 0.998 Vega
2MASS_H 499.84 333.23 15.785 0.724 Vega
2MASS_K -12.47 340.57 Vega
WISE_W1 46.16 19.29 17.040 0.454 Vega
WISE_W2 37.66 24.38 16.621 0.703 Vega
WISE_W3 43.28 123.29 14.635 3.093 Vega
WISE_W4 530.23 567.34 10.469 1.162 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})\, 7.743 8.002 8.151
{\rm log}_{10}({\rm SFR}) -2.372 -1.712 -0.720
{\rm log}_{10}({\rm sSFR}) -10.347 -9.670 -8.559
{\rm stellar\ age} 0.584 5.174 7.128

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.704 -1.290 -0.719
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.738 -0.272 0.108

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.258 0.682 1.208
\delta -0.368 -0.014 0.232
\tau_1/\tau_2 0.682 1.044 1.420
Q_{PAH} 0.753 2.180 4.390
U_{min} 3.021 8.241 15.891
{\rm log}_{10}(\gamma_e)\, -2.944 -1.908 -0.730

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.604 -0.466 0.087
{\rm log}_{10}(\tau_{AGN})\, 1.075 1.467 1.813

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.581 -1.921 -1.396
0.03-0.10 Gyr -2.514 -1.667 -0.584
0.10-0.33 Gyr -2.503 -1.657 -0.942
0.33-1.09 Gyr -3.432 -1.860 -1.401
1.09-3.60 Gyr -4.236 -2.006 -1.673
3.60-11.90 Gyr -4.997 -2.123 -1.740
11.90-13.22 Gyr -5.043 -2.248 -1.563

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.697 8.861 8.981
{\rm log}_{10}({\rm SFR}) -1.170 -0.913 -0.649
{\rm log}_{10}({\rm sSFR}) -10.081 -9.792 -9.404
{\rm stellar\ age} 3.690 6.016 7.568

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.427 -0.868 -0.326
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.245 -0.131 -0.045

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.287 0.524 0.796
\delta 0.006 0.207 0.339
\tau_1/\tau_2 0.611 0.942 1.293
Q_{PAH} 0.769 2.251 4.459
U_{min} 2.988 7.901 14.358
{\rm log}_{10}(\gamma_e)\, -2.847 -1.533 -0.666

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.774 -2.073 -0.911
{\rm log}_{10}(\tau_{AGN})\, 0.960 1.332 1.815

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.109 -0.872 -0.652
0.03-0.10 Gyr -1.306 -0.939 -0.621
0.10-0.33 Gyr -1.235 -0.824 -0.455
0.33-1.09 Gyr -1.378 -0.943 -0.592
1.09-3.60 Gyr -1.437 -1.076 -0.846
3.60-11.90 Gyr -1.635 -1.136 -0.884
11.90-13.22 Gyr -1.913 -1.171 -0.681