2025btw results

Information

Transient
Name:AT2025btw
Right ascension: 16h20m41.48s
Declination:-9d54m19.23s
Discovery Date:Feb. 15, 2025, 5:24 p.m.
Classification:None
Redshift:None
MW E(B-V):0.221
Host
Name:2025btw
Right ascension: 16h20m42.41s
Declination:-9d54m16.30s
Redshift:0.027562
Photometric Redshift:0.022
 

Cutout Download Report

Downloaded Unavailable
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
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 3.5
Transient MWEBV processed 0.06
Host match processed 2.55
Host information processed 0.09
Host MWEBV processed 0.08
Global aperture construction processed 0.63
Global aperture photometry processed 3.46
Validate global photometry processed 9.16
Global host SED inference processed 566.06
Local aperture photometry processed 3.5
Validate local photometry processed 0.02
Local host SED inference processed 488.98
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):16h20m41.48s, -9d54m19.23s
semi major axis, semi minor axis (arcsec):3.61, 3.61
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 54.96 0.96 19.550 0.019 AB
PanSTARRS_r 111.06 1.13 18.786 0.011 AB
PanSTARRS_i 150.28 0.94 18.458 0.007 AB
PanSTARRS_z 196.02 2.8 18.169 0.015 AB
PanSTARRS_y 253.14 6.76 17.892 0.029 AB
2MASS_J 210.41 102.36 17.197 0.528 Vega
2MASS_H 662.53 152.37 15.479 0.250 Vega
2MASS_K 291.43 166.25 15.901 0.619 Vega

Aperture details

RA, DEC (J2000):16h20m42.41s, -9d54m16.36s
semi major axis, semi minor axis (arcsec):22.65, 14.89
angle (degrees, anti-clockwise from east):-53.59
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 136.11 20.72 18.565 0.165 AB
GALEX_NUV 96.79 13.65 18.935 0.153 AB
PanSTARRS_g 2595.42 4.85 15.364 0.002 AB
PanSTARRS_r 5860.41 5.75 14.480 0.001 AB
PanSTARRS_i 9014.84 4.85 14.013 0.001 AB
PanSTARRS_z 12253.24 14.15 13.679 0.001 AB
PanSTARRS_y 15602.59 34.27 13.417 0.002 AB
WISE_W1 12209.4 96.42 10.984 0.009 Vega
WISE_W2 7006.75 97.69 10.947 0.015 Vega
WISE_W3 11642.49 359.74 8.561 0.034 Vega
WISE_W4 16087.26 2030.12 6.764 0.137 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.654 8.831 8.980
{\rm log}_{10}({\rm SFR}) -1.626 -1.011 -0.561
{\rm log}_{10}({\rm sSFR}) -10.516 -9.891 -9.350
{\rm stellar\ age} 4.041 6.653 8.421

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.316 -0.577 -0.176
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.611 -0.276 0.197

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.244 0.630 1.061
\delta -0.695 -0.264 0.101
\tau_1/\tau_2 0.665 1.033 1.389
Q_{PAH} 0.601 2.128 4.468
U_{min} 2.588 7.521 14.229
{\rm log}_{10}(\gamma_e)\, -3.465 -2.498 -1.237

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.672 -1.486 -0.455
{\rm log}_{10}(\tau_{AGN})\, 0.993 1.419 1.862

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.480 -1.056 -0.690
0.03-0.10 Gyr -1.860 -1.024 -0.496
0.10-0.33 Gyr -1.870 -1.109 -0.604
0.33-1.10 Gyr -1.867 -1.171 -0.763
1.10-3.64 Gyr -1.757 -1.169 -0.903
3.64-12.05 Gyr -1.730 -1.161 -0.919
12.05-13.39 Gyr -1.832 -1.129 -0.497

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.818 10.889 10.944
{\rm log}_{10}({\rm SFR}) -0.290 0.021 0.314
{\rm log}_{10}({\rm sSFR}) -11.164 -10.842 -10.562
{\rm stellar\ age} 8.424 11.050 12.585

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.336 -0.206 -0.102
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.286 0.056 0.329

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.092 0.166 0.267
\delta -0.038 0.212 0.349
\tau_1/\tau_2 0.318 0.726 1.208
Q_{PAH} 0.831 1.824 3.741
U_{min} 3.291 8.575 16.253
{\rm log}_{10}(\gamma_e)\, -2.251 -1.709 -1.184

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.576 -3.858 -2.974
{\rm log}_{10}(\tau_{AGN})\, 1.061 1.607 1.972

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.097 0.107 0.299
0.03-0.10 Gyr -1.004 -0.068 0.378
0.10-0.33 Gyr -1.899 -0.568 -0.061
0.33-1.10 Gyr -2.280 -0.654 -0.149
1.10-3.64 Gyr -1.988 -0.591 0.090
3.64-12.05 Gyr -0.665 0.673 1.048
12.05-13.39 Gyr 1.097 1.838 2.051