2025lzg

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Information

Transient

Name: AT2025lzg
Right ascension: 16h46m18.39s
Declination: 44d55m13.26s
Discovery Date: May 25, 2025, 8:47 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.012

Host

Name: 2025lzg
Right ascension: 16h46m18.51s
Declination: 44d55m19.81s
Redshift: 0.073633
Photometric Redshift: 0.076
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 15.44
Transient MWEBV processed 0.04
Host match processed 2.11
Host information processed 0.09
Host MWEBV processed 0.04
Global aperture construction processed 0.63
Global aperture photometry processed 6.28
Validate global photometry processed 18.16
Global host SED inference processed 375.43
Local aperture photometry processed 5.64
Validate local photometry processed 0.02
Local host SED inference processed 402.91
 

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) = 16h46m18.39s, 44d55m13.26s
semi major axis, semi minor axis (arcsec) = 1.43, 1.43
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 9.65 0.28 21.438 0.032 AB
SDSS_r 14.12 1.13 21.026 0.087 AB
PanSTARRS_r 14.35 0.41 21.008 0.031 AB
SDSS_i 18.86 1.5 20.711 0.086 AB
PanSTARRS_i 17.81 0.38 20.774 0.023 AB
PanSTARRS_z 18.6 0.77 20.726 0.045 AB
SDSS_z 16.87 3.71 20.832 0.239 AB
PanSTARRS_y 19.84 1.99 20.656 0.109 AB

Aperture details

RA, DEC (J2000) = 16h46m18.49s, 44d55m20.37s
semi major axis, semi minor axis (arcsec) = 13.52, 12.7
angle (degrees, anti-clockwise from east) = -172.18

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 56.61 1.97 19.518 0.038 AB
GALEX_NUV 85.44 1.48 19.071 0.019 AB
SDSS_u 136.46 8.61 18.562 0.068 AB
SDSS_g 580.14 7.23 16.991 0.014 AB
PanSTARRS_g 633.64 2.57 16.895 0.004 AB
SDSS_r 984.67 9.78 16.417 0.011 AB
PanSTARRS_r 1024.26 3.66 16.374 0.004 AB
SDSS_i 1319.03 13.18 16.099 0.011 AB
PanSTARRS_z 1449.46 6.98 15.997 0.005 AB
SDSS_z 1495.73 34.3 15.963 0.025 AB
PanSTARRS_y 1679.62 18.09 15.837 0.012 AB
2MASS_J 2228.23 297.3 14.635 0.145 Vega
2MASS_H 2814.82 474.9 13.909 0.183 Vega
2MASS_K 1901.85 545.55 13.864 0.311 Vega
WISE_W1 1020.49 19.63 13.679 0.021 Vega
WISE_W2 618.9 22.81 13.582 0.040 Vega
WISE_W3 2376.99 99.18 10.286 0.045 Vega
WISE_W4 2263.43 515.29 8.893 0.247 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})\, 8.372 8.541 8.645
{\rm log}_{10}({\rm SFR}) -2.192 -1.561 -0.854
{\rm log}_{10}({\rm sSFR}) -10.783 -10.113 -9.293
{\rm stellar\ age} 2.725 6.036 7.529

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.608 -1.083 -0.401
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.510 -0.782 -0.051

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.156 0.455 1.036
\delta -0.428 -0.009 0.262
\tau_1/\tau_2 0.743 1.101 1.452
Q_{PAH} 1.245 3.071 5.351
U_{min} 2.834 7.793 15.165
{\rm log}_{10}(\gamma_e)\, -2.854 -1.830 -0.775

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.147 -0.139 0.235
{\rm log}_{10}(\tau_{AGN})\, 1.064 1.553 1.945

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.414 -1.806 -1.159
0.03-0.10 Gyr -2.280 -1.541 -0.773
0.10-0.33 Gyr -1.983 -1.338 -0.622
0.33-1.07 Gyr -2.049 -1.416 -0.922
1.07-3.51 Gyr -2.130 -1.420 -1.154
3.51-11.50 Gyr -2.346 -1.448 -1.218
11.50-12.78 Gyr -2.464 -1.488 -0.947

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.429 10.484 10.551
{\rm log}_{10}({\rm SFR}) -0.155 0.052 0.269
{\rm log}_{10}({\rm sSFR}) -10.646 -10.437 -10.215
{\rm stellar\ age} 6.598 7.376 8.625

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.850 -0.633 -0.473
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.529 -0.631 0.142

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.106 0.179 0.298
\delta -0.301 0.041 0.255
\tau_1/\tau_2 0.705 1.118 1.499
Q_{PAH} 1.360 3.020 4.791
U_{min} 2.740 7.852 14.789
{\rm log}_{10}(\gamma_e)\, -2.620 -1.400 -0.587

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.217 -3.090 -2.046
{\rm log}_{10}(\tau_{AGN})\, 1.039 1.574 1.950

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.245 0.014 0.167
0.03-0.10 Gyr -0.285 0.072 0.359
0.10-0.33 Gyr -0.133 0.196 0.469
0.33-1.07 Gyr -0.169 0.182 0.411
1.07-3.51 Gyr -0.034 0.359 0.580
3.51-11.50 Gyr 0.460 0.632 0.746
11.50-12.78 Gyr 0.296 0.744 1.233