1997bs

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Information

Transient

Name: AT1997bs
Right ascension: 11h20m14.25s
Declination: 12d58m19.60s
Discovery Date: April 15, 1997, midnight
Classification: LRN
Redshift: 0.002400
MW E(B-V): 0.029

Host

Name: 1997bs
Right ascension: 11h20m15.00s
Declination: 12d59m29.76s
Redshift: 0.002408
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 0.8
Cutout download processed 17.47
Global aperture construction processed 0.77
Local aperture photometry processed 7.93
Global aperture photometry processed 8.55
Validate local photometry processed 0.03
Validate global photometry processed 28.24
Host information processed 0.09
Global host SED inference processed 396.85
Local host SED inference processed 372.65
Transient information processed 0.0
Transient MWEBV processed 0.09
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) = 11h20m14.25s, 12d58m19.60s
semi major axis, semi minor axis (arcsec) = 40.12, 40.12
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 842.95 25.99 16.585 0.033 AB
GALEX_NUV 1567.33 47.91 15.912 0.033 AB
SDSS_u 7381.64 65.52 14.230 0.010 AB
SDSS_g 20828.28 116.63 13.103 0.006 AB
DES_g 24516.84 75.51 12.926 0.003 AB
PanSTARRS_g 24754.02 68.93 12.916 0.003 AB
SDSS_r 33681.5 181.52 12.582 0.006 AB
PanSTARRS_r 36120.11 100.37 12.506 0.003 AB
DES_r 40353.65 112.99 12.385 0.003 AB
SDSS_i 48557.86 193.51 12.184 0.004 AB
PanSTARRS_i 47474.24 115.92 12.209 0.003 AB
PanSTARRS_z 58411.54 147.12 11.984 0.003 AB
SDSS_z 43354.68 336.78 12.307 0.008 AB
DES_z 64858.23 202.61 11.870 0.003 AB
PanSTARRS_y 73003.54 200.84 11.742 0.003 AB
2MASS_J 93612.07 1041.96 10.577 0.012 Vega
2MASS_H 100966.52 1813.86 10.022 0.020 Vega
2MASS_K 88537.95 1517.47 9.694 0.019 Vega
WISE_W1 44272.17 4824.09 9.586 0.118 Vega
WISE_W2 32117.32 3492.48 9.294 0.118 Vega
WISE_W3 262225.9 22765.02 5.179 0.094 Vega
WISE_W4 509132.56 82675.76 3.013 0.176 Vega

Aperture details

RA, DEC (J2000) = 11h20m14.90s, 12d59m28.40s
semi major axis, semi minor axis (arcsec) = 93.19, 32.78
angle (degrees, anti-clockwise from east) = -21.74

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 11261.88 79.64 13.771 0.008 AB
SDSS_u 45038.65 129.68 12.266 0.003 AB
SDSS_g 173442.91 313.45 10.802 0.002 AB
DES_g 191056.43 153.76 10.697 0.001 AB
PanSTARRS_g 217647.36 150.24 10.556 0.001 AB
SDSS_r 361817.7 463.42 10.004 0.001 AB
PanSTARRS_r 385822.88 215.44 9.934 0.001 AB
DES_r 371713.08 243.88 9.974 0.001 AB
PanSTARRS_z 690877.7 295.77 9.301 0.000 AB
SDSS_z 623453.57 762.7 9.413 0.001 AB
DES_z 616221.59 473.71 9.426 0.001 AB
PanSTARRS_y 872086.96 388.28 9.049 0.000 AB
2MASS_J 1030417.54 1466.67 7.973 0.002 Vega
2MASS_H 1267383.65 2528.75 7.275 0.002 Vega
2MASS_K 1079584.57 2116.26 6.979 0.002 Vega
WISE_W1 588210.53 10133.33 6.777 0.019 Vega
WISE_W2 344181.17 8035.81 6.719 0.025 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})\, 8.830 8.978 9.079
{\rm log}_{10}({\rm SFR}) -0.771 -0.498 -0.193
{\rm log}_{10}({\rm sSFR}) -9.821 -9.481 -9.069
{\rm stellar\ age} 4.936 6.704 7.897

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.728 -0.482 -0.324
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.500 -0.324 -0.191

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.455 0.656 0.901
\delta -0.553 -0.385 -0.253
\tau_1/\tau_2 0.595 0.910 1.230
Q_{PAH} 0.413 1.175 2.676
U_{min} 2.788 8.055 14.829
{\rm log}_{10}(\gamma_e)\, -3.068 -2.115 -1.390

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.790 -2.337 -1.500
{\rm log}_{10}(\tau_{AGN})\, 1.106 1.595 1.966

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.058 -0.890 -0.701
0.03-0.10 Gyr -0.698 -0.396 -0.066
0.10-0.33 Gyr -1.229 -0.795 -0.423
0.33-1.10 Gyr -1.399 -1.043 -0.774
1.10-3.66 Gyr -1.364 -1.036 -0.807
3.66-12.17 Gyr -1.339 -0.978 -0.796
12.17-13.53 Gyr -1.541 -0.981 -0.512

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.216 10.271 10.347
{\rm log}_{10}({\rm SFR}) -0.584 -0.298 -0.011
{\rm log}_{10}({\rm sSFR}) -10.867 -10.589 -10.306
{\rm stellar\ age} 6.904 7.739 9.064

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.563 -0.184 -0.024
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.340 -0.053 0.304

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.380 0.526 0.700
\delta -0.279 0.026 0.235
\tau_1/\tau_2 0.624 0.946 1.285
Q_{PAH} 0.504 1.320 2.543
U_{min} 2.176 6.506 13.075
{\rm log}_{10}(\gamma_e)\, -3.562 -2.715 -1.750

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.456 -3.719 -2.780
{\rm log}_{10}(\tau_{AGN})\, 1.051 1.587 1.936

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.687 -0.365 -0.021
0.03-0.10 Gyr -0.658 -0.287 0.050
0.10-0.33 Gyr -0.564 -0.191 0.121
0.33-1.10 Gyr -0.524 -0.120 0.122
1.10-3.66 Gyr -0.244 0.174 0.382
3.66-12.17 Gyr 0.210 0.380 0.507
12.17-13.53 Gyr 0.075 0.492 0.989