2025wwu results

Information

Transient
Name:AT2025wwu
Right ascension: 17h38m42.23s
Declination:73d30m49.06s
Discovery Date:Sept. 2, 2025, 5:51 a.m.
Classification:None
Redshift:None
MW E(B-V):0.031
Host
Name:
Right ascension: 17h38m42.38s
Declination:73d30m56.56s
Redshift:0.039816
Photometric Redshift:0.051
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
GALEX_NUV
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
GALEX_FUV
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 20.75
Transient MWEBV processed 0.05
Host match processed 5.72
Host information processed 0.14
Host MWEBV processed 0.04
Global aperture construction processed 0.63
Global aperture photometry processed 3.71
Validate global photometry processed 10.84
Global host SED inference processed 384.8
Local aperture photometry processed 4.56
Validate local photometry processed 0.02
Local host SED inference processed 469.64
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):17h38m42.23s, 73d30m49.06s
semi major axis, semi minor axis (arcsec):2.54, 2.54
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 72.97 0.79 19.242 0.012 AB
PanSTARRS_r 109.59 1.15 18.801 0.011 AB
PanSTARRS_i 136.53 0.97 18.562 0.008 AB
PanSTARRS_z 159.36 2.33 18.394 0.016 AB
PanSTARRS_y 184.96 4.95 18.232 0.029 AB

Aperture details

RA, DEC (J2000):17h38m42.33s, 73d30m56.65s
semi major axis, semi minor axis (arcsec):14.89, 10.9
angle (degrees, anti-clockwise from east):-28.55
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 192.51 6.34 18.189 0.036 AB
PanSTARRS_g 1669.79 3.98 15.843 0.003 AB
PanSTARRS_r 2663.9 5.78 15.336 0.002 AB
PanSTARRS_i 3510.5 4.81 15.037 0.001 AB
PanSTARRS_z 4206.94 11.55 14.840 0.003 AB
PanSTARRS_y 5061.58 24.59 14.639 0.005 AB
2MASS_J 5515.51 305.93 13.651 0.060 Vega
2MASS_H 7483.62 498.18 12.847 0.072 Vega
2MASS_K 6081.44 550.62 12.602 0.098 Vega
WISE_W1 3180.48 20.99 12.445 0.007 Vega
WISE_W2 2009.42 29.91 12.303 0.016 Vega
WISE_W3 8336.96 88.88 8.923 0.012 Vega
WISE_W4 7734.78 493.63 7.559 0.069 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.715 8.928 9.080
{\rm log}_{10}({\rm SFR}) -1.606 -1.006 -0.353
{\rm log}_{10}({\rm sSFR}) -10.609 -9.968 -9.207
{\rm stellar\ age} 2.289 6.306 8.183

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.591 -0.939 -0.426
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.606 -0.873 -0.120

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.239 0.659 1.059
\delta -0.507 -0.128 0.178
\tau_1/\tau_2 0.672 1.047 1.414
Q_{PAH} 0.705 3.002 5.337
U_{min} 3.114 8.515 15.627
{\rm log}_{10}(\gamma_e)\, -3.337 -1.880 -0.508

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.696 -1.721 -0.466
{\rm log}_{10}(\tau_{AGN})\, 0.926 1.531 1.964

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.983 -1.250 -0.831
0.03-0.10 Gyr -1.791 -0.975 -0.238
0.10-0.33 Gyr -1.900 -0.947 -0.340
0.33-1.09 Gyr -2.234 -1.104 -0.582
1.09-3.60 Gyr -2.287 -1.131 -0.793
3.60-11.90 Gyr -2.583 -1.094 -0.801
11.90-13.22 Gyr -2.495 -1.110 -0.441

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.311 10.410 10.507
{\rm log}_{10}({\rm SFR}) 0.100 0.361 0.667
{\rm log}_{10}({\rm sSFR}) -10.365 -10.069 -9.699
{\rm stellar\ age} 6.591 7.727 9.675

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.549 -0.359 -0.227
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.003 -0.023 0.286

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.177 0.299 0.461
\delta -0.618 -0.309 0.001
\tau_1/\tau_2 0.730 1.114 1.481
Q_{PAH} 0.797 1.729 3.253
U_{min} 2.650 7.091 13.800
{\rm log}_{10}(\gamma_e)\, -3.098 -2.127 -1.414

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.756 -2.585 -1.814
{\rm log}_{10}(\tau_{AGN})\, 1.086 1.552 1.953

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.211 0.144 0.372
0.03-0.10 Gyr 0.070 0.429 0.785
0.10-0.33 Gyr -0.328 0.226 0.539
0.33-1.09 Gyr -0.571 0.025 0.357
1.09-3.60 Gyr -0.482 0.136 0.443
3.60-11.90 Gyr 0.216 0.503 0.663
11.90-13.22 Gyr 0.168 0.680 1.296