2025aaad

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Information

Transient

Name: AT2025aaad
Right ascension: 17h01m15.53s
Declination: 40d17m29.90s
Discovery Date: Sept. 30, 2025, 3:11 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.024

Host

Name: 2163620
Right ascension: 17h01m15.53s
Declination: 40d17m27.12s
Redshift: None
Photometric Redshift: 0.062
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 16.28
Transient MWEBV processed 0.04
Host match processed 4.06
Host information processed 0.06
Host MWEBV processed 0.05
Global aperture construction processed 0.65
Global aperture photometry processed 5.44
Validate global photometry processed 15.8
Global host SED inference processed 393.3
Local aperture photometry processed 5.18
Validate local photometry processed 0.02
Local host SED inference processed 457.73
 

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) = 17h01m15.53s, 40d17m29.90s
semi major axis, semi minor axis (arcsec) = 1.67, 1.67
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 17.15 1.61 20.814 0.102 AB
SDSS_g 44.64 1.81 19.776 0.044 AB
PanSTARRS_g 49.3 0.42 19.668 0.009 AB
SDSS_r 66.83 2.26 19.338 0.037 AB
PanSTARRS_r 75.26 0.59 19.209 0.008 AB
SDSS_i 88.16 2.71 19.037 0.033 AB
PanSTARRS_i 92.07 0.32 18.990 0.004 AB
PanSTARRS_z 102.06 1.1 18.878 0.012 AB
SDSS_z 93.25 4.71 18.976 0.055 AB
PanSTARRS_y 109.83 3.56 18.798 0.035 AB

Aperture details

RA, DEC (J2000) = 17h01m15.52s, 40d17m27.47s
semi major axis, semi minor axis (arcsec) = 11.07, 9.27
angle (degrees, anti-clockwise from east) = -8.79

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 53.01 6.01 19.589 0.123 AB
GALEX_NUV 87.75 2.1 19.042 0.026 AB
SDSS_u 174.83 8.31 18.293 0.052 AB
SDSS_g 494.99 6.64 17.164 0.015 AB
PanSTARRS_g 507.73 2.47 17.136 0.005 AB
SDSS_r 739.63 8.51 16.727 0.012 AB
PanSTARRS_r 776.03 3.44 16.675 0.005 AB
SDSS_i 970.88 10.94 16.432 0.012 AB
PanSTARRS_i 946.78 1.91 16.459 0.002 AB
PanSTARRS_z 973.21 6.58 16.429 0.007 AB
SDSS_z 1067.87 25.91 16.329 0.026 AB
PanSTARRS_y 1076.64 21.53 16.320 0.022 AB
2MASS_J 1499.15 241.91 15.065 0.175 Vega
2MASS_H 1492.56 388.37 14.598 0.283 Vega
2MASS_K 1550.31 393.37 14.086 0.275 Vega
WISE_W1 567.77 44.94 14.316 0.086 Vega
WISE_W2 366.11 32.42 14.152 0.096 Vega
WISE_W3 1474.44 89.59 10.804 0.066 Vega
WISE_W4 779.57 493.36 10.050 0.687 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})\, 8.933 9.091 9.212
{\rm log}_{10}({\rm SFR}) -1.656 -0.997 -0.411
{\rm log}_{10}({\rm sSFR}) -10.805 -10.115 -9.501
{\rm stellar\ age} 2.518 5.832 7.624

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.664 -1.044 -0.472
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.733 -0.989 0.004

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.127 0.513 0.943
\delta -0.504 -0.060 0.268
\tau_1/\tau_2 0.658 1.019 1.359
Q_{PAH} 0.848 2.426 4.778
U_{min} 3.011 7.953 15.321
{\rm log}_{10}(\gamma_e)\, -3.123 -1.926 -0.559

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.279 -0.789 -0.203
{\rm log}_{10}(\tau_{AGN})\, 1.115 1.622 2.049

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.005 -1.377 -0.843
0.03-0.10 Gyr -1.830 -0.947 -0.296
0.10-0.33 Gyr -1.388 -0.686 -0.117
0.33-1.08 Gyr -1.447 -0.765 -0.242
1.08-3.54 Gyr -1.682 -0.888 -0.578
3.54-11.64 Gyr -1.947 -0.933 -0.661
11.64-12.93 Gyr -1.977 -0.972 -0.358

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.960 10.028 10.110
{\rm log}_{10}({\rm SFR}) -0.248 0.011 0.263
{\rm log}_{10}({\rm sSFR}) -10.261 -10.017 -9.772
{\rm stellar\ age} 5.359 6.469 7.461

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.165 -0.888 -0.698
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.326 0.139 0.364

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.105 0.189 0.313
\delta -0.663 -0.270 0.050
\tau_1/\tau_2 0.829 1.168 1.501
Q_{PAH} 0.612 1.796 3.548
U_{min} 2.626 7.439 14.137
{\rm log}_{10}(\gamma_e)\, -3.051 -1.923 -1.318

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.182 -3.014 -2.102
{\rm log}_{10}(\tau_{AGN})\, 1.057 1.558 1.953

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.422 -0.238 -0.077
0.03-0.10 Gyr -0.255 0.081 0.388
0.10-0.33 Gyr 0.073 0.302 0.504
0.33-1.08 Gyr -0.109 0.156 0.343
1.08-3.54 Gyr -0.140 0.113 0.313
3.54-11.64 Gyr -0.085 0.110 0.253
11.64-12.93 Gyr -0.320 0.139 0.555