2025pdi

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Information

Transient

Name: AT2025pdi
Right ascension: 17h49m19.87s
Declination: 16d15m02.96s
Discovery Date: June 27, 2025, 8:11 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.087

Host

Name:
Right ascension: 17h49m19.60s
Declination: 16d15m02.80s
Redshift: None
Photometric Redshift: 0.082
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 8.63
Transient MWEBV processed 0.05
Host match processed 8.13
Host information processed 0.14
Host MWEBV processed 0.05
Global aperture construction processed 0.68
Global aperture photometry processed 5.45
Validate global photometry processed 15.11
Global host SED inference processed 408.45
Local aperture photometry processed 6.1
Validate local photometry processed 0.02
Local host SED inference processed 425.16
 

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) = 17h49m19.87s, 16d15m02.96s
semi major axis, semi minor axis (arcsec) = 1.3, 1.3
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 12.99 0.26 21.116 0.022 AB
PanSTARRS_r 13.57 0.33 21.068 0.026 AB
DES_r 17.18 0.5 20.813 0.032 AB
PanSTARRS_i 18.34 0.5 20.741 0.029 AB
PanSTARRS_z 16.99 1.09 20.824 0.070 AB
DES_z 20.06 1.63 20.644 0.088 AB
PanSTARRS_y 18.81 2.96 20.714 0.171 AB

Aperture details

RA, DEC (J2000) = 17h49m19.62s, 16d15m03.09s
semi major axis, semi minor axis (arcsec) = 8.93, 7.52
angle (degrees, anti-clockwise from east) = -148.14

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 27.62 5.57 20.297 0.219 AB
GALEX_NUV 49.73 4.89 19.658 0.107 AB
DES_g 323.68 1.36 17.625 0.005 AB
PanSTARRS_g 330.68 1.97 17.601 0.006 AB
PanSTARRS_r 436.06 2.06 17.301 0.005 AB
DES_r 486.17 2.77 17.183 0.006 AB
PanSTARRS_i 571.97 3.1 17.007 0.006 AB
PanSTARRS_z 622.52 6.86 16.915 0.012 AB
DES_z 672.2 9.65 16.831 0.016 AB
PanSTARRS_y 612.07 18.59 16.933 0.033 AB
2MASS_J 657.06 176.34 15.961 0.291 Vega
2MASS_H 820.63 283.48 15.247 0.375 Vega
2MASS_K 981.64 311.02 14.582 0.344 Vega
WISE_W1 317.12 23.03 14.948 0.079 Vega
WISE_W2 200.8 22.94 14.804 0.124 Vega
WISE_W3 834.45 83.28 11.423 0.108 Vega
WISE_W4 -60.5 468.44 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})\, 7.994 8.236 8.438
{\rm log}_{10}({\rm SFR}) -1.421 -0.997 -0.384
{\rm log}_{10}({\rm sSFR}) -9.793 -9.283 -8.403
{\rm stellar\ age} 0.505 2.610 5.070

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.555 -0.854 -0.058
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.492 -1.032 -0.287

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.128 0.269 0.571
\delta -0.695 -0.293 0.126
\tau_1/\tau_2 0.704 1.044 1.420
Q_{PAH} 0.965 2.642 5.069
U_{min} 2.956 7.969 15.003
{\rm log}_{10}(\gamma_e)\, -2.766 -1.555 -0.592

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.116 -0.428 -0.008
{\rm log}_{10}(\tau_{AGN})\, 1.128 1.529 1.902

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.372 -1.108 -0.834
0.03-0.10 Gyr -1.562 -0.965 -0.263
0.10-0.33 Gyr -1.561 -0.873 -0.459
0.33-1.07 Gyr -2.702 -1.100 -0.728
1.07-3.49 Gyr -3.987 -2.023 -1.369
3.49-11.41 Gyr -4.520 -2.290 -1.642
11.41-12.68 Gyr -4.342 -2.267 -1.508

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.937 10.043 10.141
{\rm log}_{10}({\rm SFR}) -1.100 -0.027 0.558
{\rm log}_{10}({\rm sSFR}) -11.074 -10.048 -9.448
{\rm stellar\ age} 4.345 5.968 7.230

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.495 -1.215 -0.973
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.729 -1.276 -0.134

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.093 0.160 0.265
\delta -0.686 -0.217 0.163
\tau_1/\tau_2 0.562 0.935 1.297
Q_{PAH} 0.755 2.013 4.184
U_{min} 2.553 7.761 15.633
{\rm log}_{10}(\gamma_e)\, -3.035 -2.147 -1.333

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.848 -2.451 -1.683
{\rm log}_{10}(\tau_{AGN})\, 1.062 1.518 1.883

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.259 -0.665 -0.249
0.03-0.10 Gyr -1.229 0.085 0.709
0.10-0.33 Gyr 0.251 0.607 0.842
0.33-1.07 Gyr -0.503 0.238 0.511
1.07-3.49 Gyr -0.327 0.144 0.406
3.49-11.41 Gyr -0.441 0.051 0.256
11.41-12.68 Gyr -0.808 0.101 0.623