2020nlu

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Information

Transient

Name: AT2020nlu
Right ascension: 4h18m54.16s
Declination: -14d11m50.46s
Discovery Date: June 24, 2020, 7:45 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.039

Host

Name: PGC014851
Right ascension: 4h18m54.09s
Declination: -14d11m45.48s
Redshift: 0.012218
Photometric Redshift:
 

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 4.32
Cutout download processed 11.37
Global aperture construction processed 0.59
Local aperture photometry processed 6.17
Global aperture photometry processed 5.62
Validate local photometry processed 0.02
Validate global photometry processed 14.0
Host information processed 0.16
Global host SED inference processed 524.87
Local host SED inference processed 1136.52
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) = 4h18m54.16s, -14d11m50.46s
semi major axis, semi minor axis (arcsec) = 8.0, 8.0
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 13.68 3.75 21.060 0.297 AB
GALEX_NUV 35.25 3.97 20.032 0.122 AB
DES_g 4548.03 2.36 14.755 0.001 AB
PanSTARRS_g 4611.53 2.54 14.740 0.001 AB
PanSTARRS_r 8902.4 2.96 14.026 0.000 AB
DES_r 9874.35 6.05 13.914 0.001 AB
PanSTARRS_i 13222.77 2.7 13.597 0.000 AB
PanSTARRS_z 16559.47 7.05 13.352 0.000 AB
DES_z 18195.1 13.65 13.250 0.001 AB
PanSTARRS_y 20172.35 17.17 13.138 0.001 AB
2MASS_J 24249.99 183.67 12.043 0.008 Vega
2MASS_H 30211.91 326.61 11.332 0.012 Vega
2MASS_K 25262.02 351.6 11.056 0.015 Vega
WISE_W1 7358.74 45.82 11.534 0.007 Vega
WISE_W2 3736.43 42.53 11.630 0.012 Vega
WISE_W3 844.2 69.93 11.410 0.090 Vega

Aperture details

RA, DEC (J2000) = 4h18m54.07s, -14d11m45.56s
semi major axis, semi minor axis (arcsec) = 22.35, 18.95
angle (degrees, anti-clockwise from east) = -53.95

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 83.87 9.27 19.091 0.120 AB
GALEX_NUV 89.29 8.01 19.023 0.097 AB
DES_g 8017.02 3.25 14.140 0.000 AB
PanSTARRS_g 8307.63 5.68 14.101 0.001 AB
PanSTARRS_r 16041.28 6.39 13.387 0.000 AB
DES_r 17147.88 8.15 13.314 0.001 AB
PanSTARRS_i 23421.98 5.98 12.976 0.000 AB
PanSTARRS_z 29165.78 16.69 12.738 0.001 AB
DES_z 30912.44 18.22 12.675 0.001 AB
PanSTARRS_y 36391.37 43.25 12.498 0.001 AB
2MASS_J 42470.75 462.46 11.435 0.012 Vega
2MASS_H 51979.87 835.69 10.743 0.017 Vega
2MASS_K 42581.67 902.84 10.489 0.023 Vega
WISE_W1 19739.44 89.38 10.463 0.005 Vega
WISE_W2 10828.26 89.32 10.475 0.009 Vega
WISE_W3 4367.25 224.01 9.625 0.056 Vega
WISE_W4 2505.42 922.24 8.783 0.400 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})\, 10.083 10.194 10.238
{\rm log}_{10}({\rm SFR}) -3.212 -2.146 -1.490
{\rm log}_{10}({\rm sSFR}) -13.305 -12.276 -11.612
{\rm stellar\ age} 8.709 12.399 12.717

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.841 -0.694 -0.549
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.941 -0.236 0.230

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.102 0.186 0.291
\delta -0.961 -0.852 -0.646
\tau_1/\tau_2 0.475 0.884 1.302
Q_{PAH} 0.222 0.856 2.256
U_{min} 3.297 9.483 17.054
{\rm log}_{10}(\gamma_e)\, -2.809 -1.586 -0.580

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.599 -3.830 -2.819
{\rm log}_{10}(\tau_{AGN})\, 1.146 1.666 2.037

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.169 -2.025 -1.259
0.03-0.10 Gyr -4.617 -2.645 -1.708
0.10-0.33 Gyr -5.445 -2.745 -1.678
0.33-1.10 Gyr -5.952 -3.038 -1.622
1.10-3.64 Gyr -5.070 -3.064 -1.233
3.64-12.05 Gyr -2.701 -0.750 0.294
12.05-13.39 Gyr 0.507 1.307 1.363

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.388 10.465 10.494
{\rm log}_{10}({\rm SFR}) -2.440 -1.951 -1.540
{\rm log}_{10}({\rm sSFR}) -12.904 -12.406 -11.983
{\rm stellar\ age} 9.955 12.617 12.717

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.568 -0.437 -0.322
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.470 -0.567 0.144

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.039 0.092 0.182
\delta -0.589 -0.238 0.087
\tau_1/\tau_2 0.530 0.952 1.380
Q_{PAH} 0.424 1.727 3.859
U_{min} 2.927 8.348 15.849
{\rm log}_{10}(\gamma_e)\, -2.930 -1.648 -0.781

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.579 -3.804 -2.890
{\rm log}_{10}(\tau_{AGN})\, 1.071 1.579 1.966

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.560 -1.955 -1.580
0.03-0.10 Gyr -3.570 -2.081 -1.489
0.10-0.33 Gyr -4.605 -2.386 -1.640
0.33-1.10 Gyr -5.262 -2.626 -1.595
1.10-3.64 Gyr -4.223 -2.274 -1.149
3.64-12.05 Gyr -2.516 -1.026 0.458
12.05-13.39 Gyr 1.146 1.583 1.616