2026lfy results

Information

Transient
Name:AT2026lfy
Right ascension: 17h07m24.66s
Declination:16d56m08.86s
Discovery Date:April 27, 2026, 9:24 p.m.
Classification:None
Redshift:None
MW E(B-V):0.079
Host
Name:J170724.85+165609.29
Right ascension: 17h07m24.85s
Declination:16d56m09.29s
Redshift:None
Photometric Redshift:0.071
 

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_z
DES_r
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 19.66
Transient MWEBV processed 0.04
Host match processed 5.89
Host information processed 0.18
Host MWEBV processed 0.04
Global aperture construction processed 0.62
Global aperture photometry processed 6.53
Validate global photometry processed 18.9
Global host SED inference processed 1375.82
Local aperture photometry processed 6.3
Validate local photometry processed 0.03
Local host SED inference processed 423.83
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):17h07m24.66s, 16d56m08.86s
semi major axis, semi minor axis (arcsec):1.48, 1.48
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 21.62 1.27 20.563 0.064 AB
DES_g 21.83 0.19 20.553 0.009 AB
PanSTARRS_g 22.36 0.33 20.526 0.016 AB
SDSS_r 39.25 1.75 19.915 0.048 AB
PanSTARRS_r 39.8 0.4 19.900 0.011 AB
SDSS_i 53.25 2.12 19.584 0.043 AB
PanSTARRS_i 55.93 0.55 19.531 0.011 AB
PanSTARRS_z 68.7 1.2 19.308 0.019 AB
SDSS_z 67.95 4.61 19.320 0.074 AB
DES_z 70.8 1.7 19.275 0.026 AB
PanSTARRS_y 83.82 2.63 19.092 0.034 AB

Aperture details

RA, DEC (J2000):17h07m24.83s, 16d56m09.39s
semi major axis, semi minor axis (arcsec):11.51, 6.79
angle (degrees, anti-clockwise from east):-104.29
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 21.82 3.07 20.553 0.153 AB
SDSS_g 346.88 5.48 17.550 0.017 AB
PanSTARRS_g 375.12 1.91 17.465 0.006 AB
PanSTARRS_r 809.29 2.34 16.630 0.003 AB
SDSS_i 1102.0 10.42 16.295 0.010 AB
PanSTARRS_i 1153.66 3.27 16.245 0.003 AB
SDSS_z 1409.17 26.59 16.028 0.020 AB
DES_z 768.36 6.1 16.686 0.009 AB
PanSTARRS_y 1651.27 15.75 15.855 0.010 AB
2MASS_K 1829.06 324.36 13.907 0.193 Vega
WISE_W1 755.44 22.5 14.006 0.032 Vega
WISE_W2 419.41 28.0 14.004 0.072 Vega
WISE_W3 544.68 95.27 11.886 0.190 Vega
WISE_W4 -128.81 507.08 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.964 9.160 9.270
{\rm log}_{10}({\rm SFR}) -2.031 -1.128 -0.361
{\rm log}_{10}({\rm sSFR}) -11.185 -10.305 -9.401
{\rm stellar\ age} 2.363 6.283 7.794

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.383 -0.649 -0.121
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.551 -0.622 0.170

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.223 0.654 1.203
\delta -0.549 -0.148 0.228
\tau_1/\tau_2 0.676 1.053 1.415
Q_{PAH} 0.864 2.589 5.125
U_{min} 3.279 8.637 16.113
{\rm log}_{10}(\gamma_e)\, -2.830 -1.557 -0.500

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.509 -0.809 -0.157
{\rm log}_{10}(\tau_{AGN})\, 1.028 1.470 1.936

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.882 -1.744 -1.115
0.03-0.10 Gyr -2.157 -1.078 -0.216
0.10-0.33 Gyr -1.666 -0.879 -0.197
0.33-1.07 Gyr -1.984 -0.958 -0.375
1.07-3.52 Gyr -2.071 -0.848 -0.529
3.52-11.53 Gyr -2.111 -0.810 -0.576
11.53-12.82 Gyr -2.352 -0.885 -0.255

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.193 10.332 10.463
{\rm log}_{10}({\rm SFR}) -0.358 0.007 0.289
{\rm log}_{10}({\rm sSFR}) -10.789 -10.309 -9.952
{\rm stellar\ age} 6.270 7.618 10.509

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.220 -0.877 -0.557
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.144 -0.016 0.073

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.263 0.335 0.425
\delta -0.948 -0.823 -0.575
\tau_1/\tau_2 0.157 0.436 0.838
Q_{PAH} 0.194 0.545 1.064
U_{min} 3.333 8.359 15.359
{\rm log}_{10}(\gamma_e)\, -3.558 -2.933 -2.109

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.665 -4.089 -3.299
{\rm log}_{10}(\tau_{AGN})\, 1.058 1.551 1.933

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.143 0.432 0.618
0.03-0.10 Gyr -3.130 -0.780 0.036
0.10-0.33 Gyr -3.304 -0.714 -0.046
0.33-1.07 Gyr -3.353 -0.498 0.086
1.07-3.52 Gyr -2.118 0.022 0.454
3.52-11.53 Gyr -0.234 0.433 0.625
11.53-12.82 Gyr -0.111 0.600 1.423