2025iyd

Download data

Information

Transient

Name: AT2025iyd
Right ascension: 15h49m18.58s
Declination: -3d16m35.64s
Discovery Date: April 29, 2025, 8:30 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.276

Host

Name: 2025iyd
Right ascension: 15h49m18.74s
Declination: -3d16m35.15s
Redshift: None
Photometric Redshift: 0.075
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 3.26
Transient MWEBV processed 0.05
Host match processed 2.8
Host information processed 0.14
Host MWEBV processed 0.08
Global aperture construction processed 0.65
Global aperture photometry processed 4.04
Validate global photometry processed 11.04
Global host SED inference processed 498.74
Local aperture photometry processed 3.96
Validate local photometry processed 0.02
Local host SED inference processed 496.15
 

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) = 15h49m18.58s, -3d16m35.64s
semi major axis, semi minor axis (arcsec) = 1.4, 1.4
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 8.7 0.37 21.552 0.046 AB
PanSTARRS_r 19.92 0.35 20.652 0.019 AB
PanSTARRS_i 29.78 0.51 20.215 0.019 AB
PanSTARRS_z 41.86 1.08 19.845 0.028 AB
PanSTARRS_y 51.97 2.26 19.611 0.047 AB

Aperture details

RA, DEC (J2000) = 15h49m18.73s, -3d16m35.02s
semi major axis, semi minor axis (arcsec) = 5.09, 4.24
angle (degrees, anti-clockwise from east) = -121.58

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 81.26 1.24 19.125 0.017 AB
PanSTARRS_r 194.55 1.15 18.177 0.006 AB
PanSTARRS_i 301.89 1.68 17.700 0.006 AB
PanSTARRS_z 437.45 3.55 17.298 0.009 AB
PanSTARRS_y 540.59 7.42 17.068 0.015 AB
2MASS_J 563.16 151.31 16.129 0.292 Vega
2MASS_H 1224.09 224.6 14.813 0.199 Vega
2MASS_K 817.94 251.4 14.780 0.334 Vega
WISE_W1 321.38 16.59 14.933 0.056 Vega
WISE_W2 191.86 17.02 14.854 0.096 Vega
WISE_W3 112.59 74.19 13.597 0.715 Vega
WISE_W4 752.51 495.32 10.089 0.715 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

Click the image to load the interactive plot.


Click the image to load the interactive plot.


 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.948 9.137 9.243
{\rm log}_{10}({\rm SFR}) -2.289 -1.414 -0.410
{\rm log}_{10}({\rm sSFR}) -11.440 -10.613 -9.549
{\rm stellar\ age} 3.078 6.519 8.156

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.217 -0.441 -0.049
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.538 -0.676 0.110

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.151 0.497 1.160
\delta -0.514 -0.119 0.217
\tau_1/\tau_2 0.661 1.049 1.429
Q_{PAH} 1.436 3.410 5.688
U_{min} 3.181 8.837 16.022
{\rm log}_{10}(\gamma_e)\, -2.957 -1.712 -0.549

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.998 -0.455 0.019
{\rm log}_{10}(\tau_{AGN})\, 1.160 1.599 1.978

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.947 -1.894 -1.226
0.03-0.10 Gyr -2.414 -1.353 -0.277
0.10-0.33 Gyr -2.058 -1.139 -0.433
0.33-1.07 Gyr -2.373 -1.074 -0.514
1.07-3.51 Gyr -2.403 -0.906 -0.571
3.51-11.48 Gyr -2.174 -0.823 -0.598
11.48-12.76 Gyr -2.129 -0.828 -0.195

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.091 10.209 10.346
{\rm log}_{10}({\rm SFR}) -2.497 -1.233 -0.222
{\rm log}_{10}({\rm sSFR}) -12.766 -11.457 -10.413
{\rm stellar\ age} 6.604 7.819 11.683

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.972 -0.761 -0.611
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.319 -0.488 0.161

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.109 0.254 0.440
\delta -0.940 -0.776 -0.462
\tau_1/\tau_2 0.608 0.995 1.389
Q_{PAH} 0.929 2.649 4.860
U_{min} 2.738 8.247 16.260
{\rm log}_{10}(\gamma_e)\, -2.439 -1.387 -0.494

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.076 -2.773 -1.654
{\rm log}_{10}(\tau_{AGN})\, 1.231 1.701 1.991

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.887 -1.897 -1.111
0.03-0.10 Gyr -2.682 -1.176 -0.071
0.10-0.33 Gyr -2.406 -0.895 0.078
0.33-1.07 Gyr -2.766 -0.833 -0.033
1.07-3.51 Gyr -2.199 -0.319 0.235
3.51-11.48 Gyr -0.964 0.266 0.469
11.48-12.76 Gyr -0.180 0.563 1.455