2025tdm results

Information

Transient
Name:AT2025tdm
Right ascension: 0h00m48.42s
Declination:7d45m43.49s
Discovery Date:Aug. 2, 2025, 9:35 a.m.
Classification:None
Redshift:None
MW E(B-V):0.044
Host
Name:
Right ascension: 0h00m48.74s
Declination:7d45m42.52s
Redshift:None
Photometric Redshift:0.082
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
GALEX_NUV
GALEX_FUV
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
WISE_W1
WISE_W2
WISE_W3
WISE_W4
DES_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 39.28
Transient MWEBV processed 0.07
Host match processed 7.01
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 0.66
Global aperture photometry processed 4.65
Validate global photometry processed 12.39
Global host SED inference processed 620.16
Local aperture photometry processed 5.06
Validate local photometry processed 0.02
Local host SED inference processed 449.54
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):0h00m48.42s, 7d45m43.49s
semi major axis, semi minor axis (arcsec):1.29, 1.29
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_r 13.82 0.34 21.049 0.026 AB
SDSS_i 15.26 1.45 20.941 0.103 AB
PanSTARRS_i 18.47 0.37 20.734 0.022 AB
PanSTARRS_z 20.55 0.9 20.618 0.048 AB
PanSTARRS_y 23.58 2.01 20.468 0.093 AB

Aperture details

RA, DEC (J2000):0h00m48.71s, 7d45m42.72s
semi major axis, semi minor axis (arcsec):9.92, 8.1
angle (degrees, anti-clockwise from east):-112.01
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 28.65 5.67 20.257 0.215 AB
GALEX_NUV 39.26 4.35 19.915 0.120 AB
SDSS_u 105.41 8.7 18.843 0.090 AB
SDSS_g 312.45 5.32 17.663 0.018 AB
PanSTARRS_g 303.62 2.26 17.694 0.008 AB
SDSS_r 486.31 7.11 17.183 0.016 AB
PanSTARRS_r 503.1 2.32 17.146 0.005 AB
SDSS_i 692.84 10.02 16.798 0.016 AB
PanSTARRS_i 700.49 2.57 16.786 0.004 AB
PanSTARRS_z 803.29 6.21 16.638 0.008 AB
SDSS_z 781.74 34.4 16.667 0.048 AB
PanSTARRS_y 848.47 13.92 16.578 0.018 AB
2MASS_J 984.28 253.73 15.522 0.280 Vega
2MASS_H 400.62 381.07 16.026 1.033 Vega
2MASS_K 1694.02 425.59 13.990 0.273 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.425 8.704 8.882
{\rm log}_{10}({\rm SFR}) -2.122 -1.250 -0.432
{\rm log}_{10}({\rm sSFR}) -10.883 -10.044 -9.005
{\rm stellar\ age} 0.942 5.754 7.656

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.482 -0.696 -0.163
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.403 -0.660 0.057

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.243 0.652 1.146
\delta -0.426 -0.077 0.217
\tau_1/\tau_2 0.664 1.085 1.464
Q_{PAH} 1.056 2.777 5.228
U_{min} 3.370 8.918 15.664
{\rm log}_{10}(\gamma_e)\, -2.800 -1.624 -0.559

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.607 -0.272 0.178
{\rm log}_{10}(\tau_{AGN})\, 1.054 1.476 1.976

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.548 -1.507 -0.926
0.03-0.10 Gyr -2.408 -1.255 -0.320
0.10-0.33 Gyr -2.406 -1.314 -0.520
0.33-1.07 Gyr -2.769 -1.282 -0.713
1.07-3.49 Gyr -3.522 -1.362 -0.983
3.49-11.40 Gyr -3.627 -1.353 -0.991
11.40-12.67 Gyr -3.326 -1.373 -0.691

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.266 10.373 10.505
{\rm log}_{10}({\rm SFR}) 0.073 0.540 1.043
{\rm log}_{10}({\rm sSFR}) -10.268 -9.818 -9.366
{\rm stellar\ age} 3.936 6.662 8.438

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.803 -1.158 -0.584
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.773 -0.144 0.367

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.254 0.683 1.258
\delta -0.305 0.032 0.295
\tau_1/\tau_2 0.581 1.010 1.445
Q_{PAH} 0.464 2.512 4.700
U_{min} 2.371 7.472 15.371
{\rm log}_{10}(\gamma_e)\, -3.316 -2.354 -1.305

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.261 -2.174 -0.788
{\rm log}_{10}(\tau_{AGN})\, 0.916 1.284 1.790

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.616 -0.036 0.300
0.03-0.10 Gyr 0.096 0.662 1.187
0.10-0.33 Gyr -0.303 0.505 1.080
0.33-1.07 Gyr -1.032 0.148 0.744
1.07-3.49 Gyr -0.952 0.299 0.740
3.49-11.40 Gyr -0.749 0.410 0.620
11.40-12.67 Gyr -0.850 0.450 1.180