2025lyl

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Information

Transient

Name: AT2025lyl
Right ascension: 9h57m20.35s
Declination: 30d42m33.92s
Discovery Date: May 21, 2025, 5:26 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.020

Host

Name: 2025lyl
Right ascension: 9h57m19.63s
Declination: 30d42m34.16s
Redshift: 0.082195
Photometric Redshift: 0.081
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 17.05
Transient MWEBV processed 0.13
Host match processed 2.65
Host information processed 0.09
Host MWEBV processed 0.05
Global aperture construction processed 0.75
Global aperture photometry processed 7.89
Validate global photometry processed 19.07
Global host SED inference processed 468.52
Local aperture photometry processed 7.55
Validate local photometry processed 0.03
Local host SED inference processed 447.3
 

Cutout Download Report

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:
 

Aperture Photometry


Aperture details

RA, DEC (J2000) = 9h57m20.35s, 30d42m33.92s
semi major axis, semi minor axis (arcsec) = 1.29, 1.29
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 3.5 0.24 22.539 0.073 AB
PanSTARRS_r 5.43 0.37 22.063 0.074 AB
DES_r 6.77 0.29 21.824 0.047 AB
SDSS_i 8.69 1.33 21.552 0.166 AB
PanSTARRS_i 8.19 0.54 21.617 0.071 AB
PanSTARRS_z 10.86 0.81 21.311 0.081 AB
SDSS_z 6.98 3.7 21.790 0.576 AB
DES_z 10.6 0.93 21.336 0.095 AB
PanSTARRS_y 9.86 2.31 21.416 0.254 AB

Aperture details

RA, DEC (J2000) = 9h57m19.63s, 30d42m34.34s
semi major axis, semi minor axis (arcsec) = 12.07, 7.92
angle (degrees, anti-clockwise from east) = -88.45

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 20.51 1.3 20.620 0.069 AB
GALEX_NUV 33.49 1.13 20.088 0.037 AB
SDSS_u 183.12 6.75 18.243 0.040 AB
SDSS_g 709.28 7.69 16.773 0.012 AB
DES_g 757.64 3.15 16.701 0.005 AB
PanSTARRS_g 753.62 2.67 16.707 0.004 AB
SDSS_r 1478.0 10.94 15.976 0.008 AB
PanSTARRS_r 1466.82 2.89 15.984 0.002 AB
DES_r 1648.63 4.34 15.857 0.003 AB
SDSS_i 2143.99 14.64 15.572 0.007 AB
PanSTARRS_i 2156.35 4.04 15.566 0.002 AB
PanSTARRS_z 2656.19 6.27 15.339 0.003 AB
SDSS_z 2685.52 30.51 15.327 0.012 AB
DES_z 2872.4 12.48 15.254 0.005 AB
PanSTARRS_y 2976.75 17.31 15.216 0.006 AB
WISE_W2 1117.08 37.16 12.941 0.036 Vega
WISE_W3 953.46 120.16 11.278 0.137 Vega
WISE_W4 388.39 526.29 10.807 1.471 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.237 8.483 8.649
{\rm log}_{10}({\rm SFR}) -1.947 -1.317 -0.562
{\rm log}_{10}({\rm sSFR}) -10.456 -9.849 -8.813
{\rm stellar\ age} 0.854 5.460 6.994

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.517 -0.814 -0.187
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.630 -0.882 0.039

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.751 1.227 1.756
\delta -0.139 0.107 0.299
\tau_1/\tau_2 0.690 1.055 1.426
Q_{PAH} 0.858 2.452 4.568
U_{min} 2.904 7.819 15.295
{\rm log}_{10}(\gamma_e)\, -2.646 -1.543 -0.516

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.465 -0.214 0.238
{\rm log}_{10}(\tau_{AGN})\, 1.194 1.585 1.964

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.423 -1.562 -0.985
0.03-0.10 Gyr -2.051 -1.293 -0.464
0.10-0.33 Gyr -1.943 -1.280 -0.594
0.33-1.07 Gyr -2.418 -1.396 -0.928
1.07-3.49 Gyr -3.182 -1.447 -1.153
3.49-11.41 Gyr -3.734 -1.539 -1.236
11.41-12.67 Gyr -3.652 -1.651 -1.057

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.994 11.071 11.174
{\rm log}_{10}({\rm SFR}) -0.516 -0.062 0.348
{\rm log}_{10}({\rm sSFR}) -11.608 -11.126 -10.722
{\rm stellar\ age} 7.582 9.206 11.928

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.103 -0.769 -0.565
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.694 -0.256 0.353

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.229 0.419 0.656
\delta -0.321 0.156 0.332
\tau_1/\tau_2 0.499 0.960 1.402
Q_{PAH} 0.290 0.955 2.294
U_{min} 3.070 8.557 16.416
{\rm log}_{10}(\gamma_e)\, -3.353 -2.420 -1.569

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.590 -3.848 -2.831
{\rm log}_{10}(\tau_{AGN})\, 1.060 1.615 1.974

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.021 -0.360 0.023
0.03-0.10 Gyr -0.850 -0.024 0.492
0.10-0.33 Gyr -1.867 -0.221 0.326
0.33-1.07 Gyr -3.502 -0.764 -0.067
1.07-3.49 Gyr -2.802 -0.513 0.318
3.49-11.41 Gyr -0.606 1.139 1.329
11.41-12.67 Gyr 0.912 1.811 2.300