2025agaw

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Information

Transient

Name: AT2025agaw
Right ascension: 1h27m43.85s
Declination: -19d02m59.61s
Discovery Date: Dec. 7, 2025, 10:30 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.019

Host

Name: ESO542-017
Right ascension: 1h27m43.88s
Declination: -19d02m59.82s
Redshift: 0.032333
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 8.27
Transient MWEBV processed 0.06
Host match processed 4.2
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.66
Global aperture photometry processed 5.64
Validate global photometry processed 14.93
Global host SED inference processed 458.39
Local aperture photometry processed 5.82
Validate local photometry processed 0.02
Local host SED inference processed 496.58
 

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) = 1h27m43.85s, -19d02m59.61s
semi major axis, semi minor axis (arcsec) = 3.1, 3.1
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 605.14 0.92 16.945 0.002 AB
PanSTARRS_g 624.65 0.96 16.911 0.002 AB
PanSTARRS_r 1233.77 1.39 16.172 0.001 AB
DES_r 1317.8 1.61 16.100 0.001 AB
PanSTARRS_i 1626.9 1.71 15.872 0.001 AB
PanSTARRS_z 2163.33 2.99 15.562 0.002 AB
DES_z 2368.67 5.51 15.464 0.003 AB
PanSTARRS_y 2491.89 5.86 15.409 0.003 AB
2MASS_J 2895.04 72.52 14.351 0.027 Vega
2MASS_H 3782.38 118.04 13.588 0.034 Vega
2MASS_K 2821.39 127.48 13.436 0.049 Vega

Aperture details

RA, DEC (J2000) = 1h27m43.87s, -19d02m59.99s
semi major axis, semi minor axis (arcsec) = 33.97, 28.16
angle (degrees, anti-clockwise from east) = -56.4

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 723.06 19.98 16.752 0.030 AB
GALEX_NUV 976.48 13.61 16.426 0.015 AB
DES_g 5794.68 5.21 14.492 0.001 AB
PanSTARRS_r 10090.12 10.27 13.890 0.001 AB
DES_r 9388.79 8.01 13.968 0.001 AB
PanSTARRS_i 12109.39 15.7 13.692 0.001 AB
PanSTARRS_z 14241.88 26.55 13.516 0.002 AB
2MASS_J 20168.8 705.12 12.243 0.038 Vega
2MASS_H 21018.76 1164.05 11.726 0.060 Vega
WISE_W2 6444.04 76.4 11.038 0.013 Vega
WISE_W3 26874.27 285.2 7.653 0.012 Vega
WISE_W4 31398.1 1950.17 6.038 0.067 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})\, 9.777 9.928 10.073
{\rm log}_{10}({\rm SFR}) -0.966 -0.285 0.212
{\rm log}_{10}({\rm sSFR}) -11.053 -10.216 -9.633
{\rm stellar\ age} 4.703 7.040 9.012

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.835 -0.436 -0.237
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.850 -1.573 -0.520

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.461 0.656 1.052
\delta -0.915 -0.744 -0.484
\tau_1/\tau_2 0.558 0.905 1.268
Q_{PAH} 0.306 1.508 4.014
U_{min} 2.547 8.015 15.383
{\rm log}_{10}(\gamma_e)\, -3.244 -1.860 -1.156

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.568 -3.673 -2.525
{\rm log}_{10}(\tau_{AGN})\, 0.971 1.444 1.939

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.616 -0.167 0.083
0.03-0.10 Gyr -1.696 -0.395 0.283
0.10-0.33 Gyr -1.651 -0.443 0.177
0.33-1.10 Gyr -1.199 -0.274 0.248
1.10-3.62 Gyr -0.930 -0.091 0.191
3.62-11.99 Gyr -0.672 -0.069 0.183
11.99-13.32 Gyr -0.695 0.054 0.723

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.695 10.764 10.850
{\rm log}_{10}({\rm SFR}) 0.650 0.895 1.139
{\rm log}_{10}({\rm sSFR}) -10.130 -9.865 -9.594
{\rm stellar\ age} 6.607 7.676 9.668

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.903 -0.570 -0.371
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.711 0.013 0.347

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.235 0.426 0.629
\delta -0.098 0.161 0.302
\tau_1/\tau_2 0.604 0.997 1.374
Q_{PAH} 0.940 1.909 3.336
U_{min} 2.453 7.342 14.155
{\rm log}_{10}(\gamma_e)\, -3.406 -2.206 -1.529

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.143 -2.920 -1.878
{\rm log}_{10}(\tau_{AGN})\, 1.049 1.546 1.907

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.663 0.329 0.556
0.03-0.10 Gyr 0.734 1.017 1.282
0.10-0.33 Gyr 0.086 0.699 1.076
0.33-1.10 Gyr -0.282 0.421 0.733
1.10-3.62 Gyr -0.070 0.557 0.856
3.62-11.99 Gyr 0.537 0.861 0.993
11.99-13.32 Gyr 0.465 1.026 1.664