2025dyy

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Information

Transient

Name: AT2025dyy
Right ascension: 6h58m02.83s
Declination: -19d39m57.67s
Discovery Date: March 9, 2025, 4:23 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.264

Host

Name: 2025dyy
Right ascension: 6h58m02.81s
Declination: -19d39m57.54s
Redshift: None
Photometric Redshift: 0.118
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 4.45
Cutout download processed 2.52
Global aperture construction processed 1.01
Local aperture photometry processed 3.56
Global aperture photometry processed 3.62
Validate local photometry no valid phot 0.02
Validate global photometry processed 10.49
Host information processed 0.1
Global host SED inference processed 469.89
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.12
Host MWEBV processed 0.04
Log transient processing status blocked None
 

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) = 6h58m02.83s, -19d39m57.67s
semi major axis, semi minor axis (arcsec) = 0.94, 0.94
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error

Aperture details

RA, DEC (J2000) = 6h58m02.78s, -19d39m57.77s
semi major axis, semi minor axis (arcsec) = 4.12, 2.42
angle (degrees, anti-clockwise from east) = -117.84

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
PanSTARRS_g 16.02 0.94 20.888 0.064
PanSTARRS_r 29.53 1.34 20.224 0.049
PanSTARRS_i 42.7 1.76 19.824 0.045
PanSTARRS_z 58.57 2.12 19.481 0.039
PanSTARRS_y 63.64 4.94 19.391 0.084
2MASS_J 53.12 108.47 18.692 2.217
2MASS_H 124.35 147.18 17.296 1.285
2MASS_K 447.24 220.98 15.436 0.536
WISE_W1 60.79 29.66 16.741 0.530
WISE_W2 48.63 22.52 16.344 0.503
WISE_W3 96.33 64.2 13.767 0.724
WISE_W4 360.09 451.55 10.889 1.361
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.323 9.508 9.672
{\rm log}_{10}({\rm SFR}) -1.230 -0.436 0.319
{\rm log}_{10}({\rm sSFR}) -10.747 -9.940 -9.145
{\rm stellar\ age} 1.049 4.071 6.490

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.517 -0.528 0.052
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.421 -0.764 -0.092

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.327 0.630 0.943
\delta -0.445 -0.094 0.253
\tau_1/\tau_2 0.596 0.977 1.412
Q_{PAH} 1.208 3.299 5.312
U_{min} 2.956 8.858 17.069
{\rm log}_{10}(\gamma_e)\, -2.647 -1.419 -0.465

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.616 -1.443 -0.388
{\rm log}_{10}(\tau_{AGN})\, 1.013 1.489 1.955

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.793 -0.759 -0.235
0.03-0.10 Gyr -1.620 -0.407 0.464
0.10-0.32 Gyr -1.216 -0.014 0.521
0.32-1.05 Gyr -1.156 -0.063 0.397
1.05-3.40 Gyr -2.116 -0.463 -0.079
3.40-11.02 Gyr -2.731 -0.738 -0.271
11.02-12.24 Gyr -2.993 -0.818 -0.031