2025lgs results

Information

Transient
Name:AT2025lgs
Right ascension: 17h34m11.70s
Declination:66d45m26.35s
Discovery Date:May 21, 2025, 8:16 a.m.
Classification:None
Redshift:None
MW E(B-V):0.034
Host
Name:2025lgs
Right ascension: 17h34m11.25s
Declination:66d45m26.81s
Redshift:None
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
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 15.55
Transient MWEBV processed 0.04
Host match processed 5.14
Host information processed 0.09
Host MWEBV processed 0.06
Global aperture construction processed 0.73
Global aperture photometry processed 5.45
Validate global photometry processed 15.18
Global host SED inference processed 435.74
Local aperture photometry processed 5.39
Validate local photometry processed 0.03
Local host SED inference processed 453.18
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):17h34m11.70s, 66d45m26.35s
semi major axis, semi minor axis (arcsec):2.0, 2.0
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 4.29 1.68 22.318 0.425 AB
SDSS_g 26.19 1.44 20.355 0.059 AB
PanSTARRS_g 29.31 0.72 20.232 0.027 AB
SDSS_r 44.5 1.91 19.779 0.047 AB
PanSTARRS_r 37.99 0.68 19.951 0.020 AB
SDSS_i 57.11 2.37 19.508 0.045 AB
PanSTARRS_i 51.4 0.7 19.623 0.015 AB
PanSTARRS_z 58.44 1.9 19.483 0.035 AB
SDSS_z 66.79 7.76 19.338 0.126 AB
PanSTARRS_y 61.36 3.73 19.430 0.066 AB

Aperture details

RA, DEC (J2000):17h34m11.25s, 66d45m27.02s
semi major axis, semi minor axis (arcsec):6.42, 5.12
angle (degrees, anti-clockwise from east):-55.53
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 18.03 3.27 20.760 0.197 AB
GALEX_NUV 23.62 2.56 20.467 0.118 AB
SDSS_u 24.58 4.85 20.423 0.214 AB
SDSS_g 139.21 3.46 18.541 0.027 AB
PanSTARRS_g 159.81 2.05 18.391 0.014 AB
SDSS_r 232.53 4.63 17.984 0.022 AB
PanSTARRS_r 236.57 1.94 17.965 0.009 AB
SDSS_i 312.8 5.99 17.662 0.021 AB
PanSTARRS_i 314.36 1.98 17.656 0.007 AB
PanSTARRS_z 359.88 5.4 17.510 0.016 AB
SDSS_z 372.84 21.91 17.471 0.064 AB
PanSTARRS_y 385.11 10.53 17.436 0.030 AB
2MASS_J 183.49 154.38 17.346 0.913 Vega
2MASS_H 242.62 241.13 16.570 1.079 Vega
2MASS_K 807.44 281.11 14.794 0.378 Vega
WISE_W1 202.26 9.37 15.436 0.050 Vega
WISE_W2 125.98 11.29 15.310 0.097 Vega
WISE_W3 424.38 37.39 12.157 0.096 Vega
WISE_W4 549.82 181.43 10.429 0.358 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.341 8.589 8.754
{\rm log}_{10}({\rm SFR}) -1.751 -1.064 -0.242
{\rm log}_{10}({\rm sSFR}) -10.387 -9.690 -8.682
{\rm stellar\ age} 0.531 4.444 6.905

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.479 -0.854 -0.350
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.582 -0.925 -0.149

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.304 0.701 1.190
\delta -0.467 -0.012 0.287
\tau_1/\tau_2 0.662 1.030 1.416
Q_{PAH} 1.031 3.224 5.501
U_{min} 3.382 9.027 16.672
{\rm log}_{10}(\gamma_e)\, -2.968 -1.767 -0.747

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.449 -1.144 -0.196
{\rm log}_{10}(\tau_{AGN})\, 1.074 1.521 1.929

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.504 -1.552 -1.022
0.03-0.10 Gyr -1.908 -0.998 -0.084
0.10-0.33 Gyr -1.889 -0.944 -0.289
0.33-1.08 Gyr -2.822 -1.180 -0.634
1.08-3.57 Gyr -4.044 -1.477 -1.050
3.57-11.77 Gyr -4.679 -1.661 -1.202
11.77-13.07 Gyr -4.641 -1.712 -1.008

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.600 9.670 9.758
{\rm log}_{10}({\rm SFR}) -0.977 -0.668 -0.371
{\rm log}_{10}({\rm sSFR}) -10.668 -10.329 -10.004
{\rm stellar\ age} 7.826 9.788 12.086

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.239 -0.968 -0.756
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.567 -0.888 -0.261

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.076 0.187 0.346
\delta -0.135 0.169 0.327
\tau_1/\tau_2 0.381 0.767 1.205
Q_{PAH} 0.917 2.368 4.206
U_{min} 2.976 8.440 15.980
{\rm log}_{10}(\gamma_e)\, -2.580 -1.619 -0.710

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.792 -2.585 -1.796
{\rm log}_{10}(\tau_{AGN})\, 0.976 1.421 1.852

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.517 -1.123 -0.859
0.03-0.10 Gyr -0.968 -0.562 -0.227
0.10-0.33 Gyr -1.922 -0.906 -0.466
0.33-1.08 Gyr -2.527 -1.260 -0.796
1.08-3.57 Gyr -2.914 -1.395 -0.771
3.57-11.77 Gyr -1.493 -0.391 -0.144
11.77-13.07 Gyr -0.195 0.498 0.870