2021nhh

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Information

Transient

Name: SN2021nhh
Right ascension: 15h24m33.27s
Declination: -13d32m48.11s
Discovery Date: April 8, 2021, 1:14 p.m.
Classification: SLSN-II
Redshift: 0.135000
MW E(B-V): 0.107

Host

Name: 2021nhh
Right ascension: 15h24m33.22s
Declination: -13d32m48.21s
Redshift: None
Photometric Redshift: 0.177
 

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
no valid phot
 status
Local host SED inference
Local host SED inference
not 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 3.5
Cutout download processed 3.05
Global aperture construction processed 0.61
Local aperture photometry processed 3.41
Global aperture photometry processed 3.55
Validate local photometry no valid phot 0.02
Validate global photometry processed 10.33
Host information processed 0.09
Global host SED inference processed 418.5
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.07
Host MWEBV processed 0.06
Processing status blocked 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) = 15h24m33.27s, -13d32m48.11s
semi major axis, semi minor axis (arcsec) = 0.84, 0.84
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Data not available


Aperture details

RA, DEC (J2000) = 15h24m33.21s, -13d32m48.02s
semi major axis, semi minor axis (arcsec) = 3.18, 2.39
angle (degrees, anti-clockwise from east) = -45.5

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.79 1.44 23.268 0.873 AB
GALEX_NUV 7.82 2.92 21.667 0.405 AB
PanSTARRS_g 22.68 0.54 20.511 0.026 AB
PanSTARRS_r 38.94 0.79 19.924 0.022 AB
PanSTARRS_i 55.74 0.72 19.535 0.014 AB
PanSTARRS_z 64.91 1.67 19.369 0.028 AB
PanSTARRS_y 64.14 3.61 19.382 0.061 AB
2MASS_J 152.34 96.94 17.548 0.691 Vega
2MASS_H 51.1 136.37 18.261 2.897 Vega
2MASS_K 195.25 190.91 16.336 1.062 Vega
WISE_W1 34.23 12.23 17.365 0.388 Vega
WISE_W2 19.24 15.43 17.351 0.871 Vega
WISE_W3 119.81 85.01 13.530 0.770 Vega
WISE_W4 192.74 503.37 11.568 2.836 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.410 9.576 9.715
{\rm log}_{10}({\rm SFR}) -0.848 -0.198 0.422
{\rm log}_{10}({\rm sSFR}) -10.528 -9.786 -9.096
{\rm stellar\ age} 1.667 4.621 6.553

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.587 -0.913 -0.168
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.681 -0.922 0.107

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.268 0.554 0.916
\delta -0.661 -0.263 0.120
\tau_1/\tau_2 0.695 1.080 1.456
Q_{PAH} 1.311 3.134 5.355
U_{min} 2.952 8.232 15.536
{\rm log}_{10}(\gamma_e)\, -2.938 -1.884 -0.612

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.612 -1.721 -0.434
{\rm log}_{10}(\tau_{AGN})\, 1.034 1.416 1.848

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.959 -0.385 -0.018
0.03-0.10 Gyr -1.060 -0.172 0.537
0.10-0.32 Gyr -0.785 0.027 0.487
0.32-1.04 Gyr -0.838 -0.058 0.408
1.04-3.36 Gyr -1.205 -0.321 -0.005
3.36-10.83 Gyr -1.780 -0.554 -0.161
10.83-12.03 Gyr -2.020 -0.573 0.071