2025pdc results

Information

Transient
Name:AT2025pdc
Right ascension: 21h58m47.77s
Declination:-26d54m48.93s
Discovery Date:June 24, 2025, 1:15 p.m.
Classification:None
Redshift:None
MW E(B-V):0.025
Host
Name:197919
Right ascension: 21h58m47.32s
Declination:-26d54m51.26s
Redshift:0.036700
Photometric Redshift:0.036
 

Cutout Download Report

Downloaded Unavailable
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
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 24.14
Transient MWEBV processed 0.12
Host match processed 4.56
Host information processed 0.15
Host MWEBV processed 0.05
Global aperture construction processed 0.63
Global aperture photometry processed 3.55
Validate global photometry processed 10.35
Global host SED inference processed 389.8
Local aperture photometry processed 3.97
Validate local photometry processed 0.02
Local host SED inference processed 437.11
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):21h58m47.77s, -26d54m48.93s
semi major axis, semi minor axis (arcsec):2.74, 2.74
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 69.2 0.59 19.300 0.009 AB
PanSTARRS_r 94.65 0.77 18.960 0.009 AB
PanSTARRS_i 111.07 1.1 18.786 0.011 AB
PanSTARRS_z 117.64 2.51 18.724 0.023 AB
PanSTARRS_y 151.97 5.69 18.446 0.041 AB

Aperture details

RA, DEC (J2000):21h58m47.30s, -26d54m50.51s
semi major axis, semi minor axis (arcsec):15.35, 6.97
angle (degrees, anti-clockwise from east):-94.07
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 118.21 7.98 18.718 0.073 AB
GALEX_NUV 140.9 5.26 18.528 0.041 AB
PanSTARRS_g 761.11 2.21 16.696 0.003 AB
PanSTARRS_r 1084.88 2.85 16.312 0.003 AB
PanSTARRS_i 1271.3 4.06 16.139 0.003 AB
PanSTARRS_z 1415.13 9.42 16.023 0.007 AB
PanSTARRS_y 1704.99 21.27 15.821 0.014 AB
2MASS_J 1376.54 218.62 15.158 0.172 Vega
2MASS_H 1696.87 329.52 14.458 0.211 Vega
2MASS_K 1718.61 392.3 13.974 0.248 Vega
WISE_W1 800.49 24.22 13.943 0.033 Vega
WISE_W2 489.17 29.84 13.837 0.066 Vega
WISE_W3 1370.66 141.23 10.884 0.112 Vega
WISE_W4 134.44 647.4 11.959 5.228 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.419 8.655 8.825
{\rm log}_{10}({\rm SFR}) -1.662 -1.119 -0.491
{\rm log}_{10}({\rm sSFR}) -10.344 -9.768 -9.035
{\rm stellar\ age} 2.015 5.366 7.308

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.727 -1.229 -0.537
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.036 -0.411 0.013

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.231 0.593 0.965
\delta -0.420 -0.068 0.202
\tau_1/\tau_2 0.737 1.085 1.452
Q_{PAH} 0.465 1.951 4.524
U_{min} 2.997 8.065 14.803
{\rm log}_{10}(\gamma_e)\, -3.178 -1.863 -0.605

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.428 -1.409 -0.452
{\rm log}_{10}(\tau_{AGN})\, 0.984 1.462 1.931

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.641 -1.223 -0.796
0.03-0.10 Gyr -1.934 -1.123 -0.391
0.10-0.33 Gyr -1.783 -1.007 -0.424
0.33-1.09 Gyr -1.902 -1.139 -0.720
1.09-3.61 Gyr -2.263 -1.265 -0.945
3.61-11.94 Gyr -2.659 -1.461 -1.075
11.94-13.26 Gyr -2.714 -1.513 -0.916

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.671 9.735 9.805
{\rm log}_{10}({\rm SFR}) -0.472 -0.298 -0.107
{\rm log}_{10}({\rm sSFR}) -10.237 -10.042 -9.839
{\rm stellar\ age} 6.051 6.942 7.935

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.833 -0.654 -0.504
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.106 0.007 0.178

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.072 0.126 0.217
\delta -0.508 -0.085 0.208
\tau_1/\tau_2 0.707 1.026 1.320
Q_{PAH} 0.329 0.919 2.232
U_{min} 2.712 7.139 13.570
{\rm log}_{10}(\gamma_e)\, -3.100 -1.809 -1.151

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.359 -3.459 -2.571
{\rm log}_{10}(\tau_{AGN})\, 1.019 1.464 1.899

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.558 -0.420 -0.292
0.03-0.10 Gyr -0.506 -0.250 -0.010
0.10-0.33 Gyr -0.454 -0.164 0.066
0.33-1.09 Gyr -0.525 -0.256 -0.059
1.09-3.61 Gyr -0.493 -0.251 -0.074
3.61-11.94 Gyr -0.321 -0.166 -0.045
11.94-13.26 Gyr -0.526 -0.134 0.279