2025zgm

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Information

Transient

Name: AT2025zgm
Right ascension: 17h14m37.18s
Declination: 29d41m11.71s
Discovery Date: Aug. 23, 2025, 4:14 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.044

Host

Name:
Right ascension: 17h14m37.31s
Declination: 29d41m11.42s
Redshift: None
Photometric Redshift: 0.043
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 17.39
Transient MWEBV processed 0.03
Host match processed 4.95
Host information processed 0.12
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 7.17
Validate global photometry processed 19.2
Global host SED inference processed 420.08
Local aperture photometry processed 7.43
Validate local photometry processed 0.03
Local host SED inference processed 451.49
 

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) = 17h14m37.18s, 29d41m11.71s
semi major axis, semi minor axis (arcsec) = 2.38, 2.38
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 10.36 1.62 21.362 0.170 AB
SDSS_g 24.35 1.41 20.434 0.063 AB
DES_g 24.0 0.43 20.449 0.019 AB
PanSTARRS_g 24.58 0.5 20.423 0.022 AB
SDSS_r 29.11 1.65 20.240 0.061 AB
PanSTARRS_r 32.58 0.59 20.118 0.020 AB
DES_r 30.97 0.63 20.173 0.022 AB
SDSS_i 40.68 2.31 19.877 0.062 AB
PanSTARRS_i 33.4 0.92 20.091 0.030 AB
PanSTARRS_z 36.82 1.62 19.985 0.048 AB
SDSS_z 31.15 5.72 20.166 0.199 AB
DES_z 35.02 1.81 20.039 0.056 AB
PanSTARRS_y 43.24 3.58 19.810 0.090 AB

Aperture details

RA, DEC (J2000) = 17h14m37.27s, 29d41m11.79s
semi major axis, semi minor axis (arcsec) = 7.09, 3.03
angle (degrees, anti-clockwise from east) = -50.4

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 6.72 0.8 21.832 0.130 AB
GALEX_NUV 8.54 0.33 21.571 0.041 AB
SDSS_u 20.1 3.06 20.642 0.165 AB
SDSS_g 45.13 2.14 19.764 0.051 AB
DES_g 44.4 0.66 19.781 0.016 AB
PanSTARRS_g 43.36 0.96 19.807 0.024 AB
SDSS_r 53.67 2.59 19.576 0.052 AB
PanSTARRS_r 62.96 1.12 19.402 0.019 AB
DES_r 59.05 0.99 19.472 0.018 AB
SDSS_i 81.58 3.95 19.121 0.053 AB
PanSTARRS_i 60.47 1.77 19.446 0.032 AB
PanSTARRS_z 70.59 3.09 19.278 0.047 AB
SDSS_z 68.92 10.99 19.304 0.173 AB
DES_z 64.59 2.86 19.375 0.048 AB
PanSTARRS_y 99.54 6.81 18.905 0.074 AB
2MASS_J 179.1 112.97 17.372 0.685 Vega
2MASS_H 115.7 153.82 17.374 1.443 Vega
2MASS_K 240.72 192.61 16.108 0.869 Vega
WISE_W1 137.0 14.62 15.859 0.116 Vega
WISE_W2 93.81 16.77 15.630 0.194 Vega
WISE_W3 81.86 52.03 13.943 0.690 Vega
WISE_W4 544.15 324.69 10.441 0.648 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})\, 7.883 8.157 8.312
{\rm log}_{10}({\rm SFR}) -2.131 -1.449 -0.603
{\rm log}_{10}({\rm sSFR}) -10.394 -9.671 -8.627
{\rm stellar\ age} 0.803 4.576 6.791

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.748 -1.334 -0.707
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.646 -1.035 -0.026

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.076 0.324 0.786
\delta -0.559 -0.070 0.280
\tau_1/\tau_2 0.712 1.108 1.508
Q_{PAH} 1.145 2.889 5.302
U_{min} 3.217 8.244 15.456
{\rm log}_{10}(\gamma_e)\, -2.959 -1.720 -0.692

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.650 -0.545 0.018
{\rm log}_{10}(\tau_{AGN})\, 1.193 1.606 1.970

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.452 -1.846 -1.339
0.03-0.10 Gyr -2.280 -1.398 -0.453
0.10-0.33 Gyr -2.198 -1.265 -0.717
0.33-1.09 Gyr -3.263 -1.603 -1.161
1.09-3.60 Gyr -3.626 -1.843 -1.470
3.60-11.87 Gyr -4.369 -2.059 -1.614
11.87-13.19 Gyr -4.360 -2.119 -1.464

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.071 8.335 8.564
{\rm log}_{10}({\rm SFR}) -1.128 -0.780 -0.464
{\rm log}_{10}({\rm sSFR}) -9.579 -9.128 -8.674
{\rm stellar\ age} 0.461 2.618 5.439

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.568 -1.001 -0.386
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.172 0.074 0.265

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.504 0.721 0.976
\delta -0.036 0.126 0.258
\tau_1/\tau_2 0.567 0.879 1.221
Q_{PAH} 1.957 3.759 5.465
U_{min} 3.348 8.504 15.399
{\rm log}_{10}(\gamma_e)\, -3.160 -2.130 -1.006

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.081 -1.797 -1.223
{\rm log}_{10}(\tau_{AGN})\, 0.802 1.025 1.442

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.089 -0.835 -0.624
0.03-0.10 Gyr -1.271 -0.771 -0.383
0.10-0.33 Gyr -1.005 -0.598 -0.245
0.33-1.09 Gyr -2.392 -1.191 -0.748
1.09-3.60 Gyr -3.959 -1.891 -1.304
3.60-11.87 Gyr -4.480 -2.232 -1.547
11.87-13.19 Gyr -4.519 -2.283 -1.424