2025alw results

Information

Transient
Name:AT2025alw
Right ascension: 15h50m24.67s
Declination:-2d00m41.58s
Discovery Date:Jan. 30, 2025, 1:03 p.m.
Classification:None
Redshift:None
MW E(B-V):0.221
Host
Name:2025alw
Right ascension: 15h50m24.70s
Declination:-2d00m41.45s
Redshift:None
Photometric Redshift:0.088
 
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 17.59
Transient MWEBV processed 0.05
Host match processed 3.97
Host information processed 0.1
Host MWEBV processed 0.06
Host spectrum download not processed None
Global aperture construction processed 0.53
Global aperture photometry processed 5.35
Validate global photometry processed 11.54
Global host SED inference processed 432.53
Local aperture photometry processed 5.39
Validate local photometry processed 0.02
Local host SED inference processed 546.86
 

Imaging data


 

Spectral Energy Distribution



 

Host Galaxy Spectrum

 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.068 10.193 10.316
{\rm log}_{10}({\rm SFR}) -3.140 -1.312 -0.348
{\rm log}_{10}({\rm sSFR}) -13.347 -11.614 -10.587
{\rm stellar\ age} 5.598 7.524 10.424

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.544 -0.917 -0.599
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.619 -0.755 0.132

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.136 0.387 0.873
\delta -0.760 -0.380 0.160
\tau_1/\tau_2 0.592 1.016 1.429
Q_{PAH} 1.024 3.299 5.793
U_{min} 3.186 9.084 16.920
{\rm log}_{10}(\gamma_e)\, -3.273 -2.110 -0.499

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.362 -1.218 -0.531
{\rm log}_{10}(\tau_{AGN})\, 1.068 1.517 1.932

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.164 -1.770 -0.971
0.03-0.10 Gyr -3.417 -1.374 -0.231
0.10-0.33 Gyr -2.882 -1.056 0.008
0.33-1.07 Gyr -2.593 -0.796 0.043
1.07-3.48 Gyr -2.021 -0.299 0.401
3.48-11.35 Gyr -0.982 0.280 0.483
11.35-12.61 Gyr -0.672 0.500 1.296

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.495 10.577 10.701
{\rm log}_{10}({\rm SFR}) -4.408 -1.570 -0.367
{\rm log}_{10}({\rm sSFR}) -15.239 -12.157 -10.904
{\rm stellar\ age} 7.149 7.990 11.823

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.198 -0.861 -0.643
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.598 -0.669 0.184

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.207 0.350 0.521
\delta -0.684 -0.263 0.042
\tau_1/\tau_2 0.530 0.974 1.414
Q_{PAH} 1.579 3.334 5.496
U_{min} 3.339 9.555 17.631
{\rm log}_{10}(\gamma_e)\, -2.836 -1.618 -0.488

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.287 -3.227 -2.210
{\rm log}_{10}(\tau_{AGN})\, 1.041 1.541 1.927

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -5.327 -1.692 -0.518
0.03-0.10 Gyr -5.587 -1.894 -0.317
0.10-0.33 Gyr -5.426 -1.886 -0.241
0.33-1.07 Gyr -4.694 -1.753 -0.248
1.07-3.48 Gyr -3.239 -0.669 0.454
3.48-11.35 Gyr -0.943 0.686 0.882
11.35-12.61 Gyr -0.439 0.968 1.836
 

Aperture Photometry


Aperture details

RA, DEC (J2000):15h50m24.67s, -2d00m41.58s
semi major axis, semi minor axis (arcsec):1.22, 1.22
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 66.36 0.39 19.345 0.006 AB
PanSTARRS_r 155.2 0.38 18.423 0.003 AB
DES_r 175.16 1.06 18.291 0.007 AB
PanSTARRS_i 242.08 0.47 17.940 0.002 AB
PanSTARRS_z 323.98 0.96 17.624 0.003 AB
DES_z 366.45 4.37 17.490 0.013 AB
PanSTARRS_y 366.45 2.05 17.490 0.006 AB

Aperture details

RA, DEC (J2000):15h50m24.69s, -2d00m41.35s
semi major axis, semi minor axis (arcsec):4.48, 3.9
angle (degrees, anti-clockwise from east):-91.89
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 131.09 0.6 18.606 0.005 AB
PanSTARRS_g 129.33 0.94 18.621 0.008 AB
PanSTARRS_r 324.43 1.02 17.622 0.003 AB
DES_r 356.51 1.58 17.520 0.005 AB
PanSTARRS_i 509.69 1.34 17.132 0.003 AB
PanSTARRS_z 672.43 2.88 16.831 0.005 AB
DES_z 752.52 6.36 16.709 0.009 AB
PanSTARRS_y 804.41 6.45 16.636 0.009 AB
2MASS_J 1593.0 164.36 15.000 0.112 Vega
2MASS_H 1940.97 255.91 14.312 0.143 Vega
2MASS_K 1415.41 276.51 14.185 0.212 Vega
WISE_W1 654.06 19.41 14.162 0.032 Vega
WISE_W2 374.2 21.11 14.128 0.061 Vega
WISE_W3 106.92 81.49 13.653 0.827 Vega
WISE_W4 -27.01 498.39 Vega