2025gt

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Information

Transient

Name: AT2025gt
Right ascension: 15h08m18.79s
Declination: -19d22m18.79s
Discovery Date: Jan. 7, 2025, 7:58 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.071

Host

Name: 2025gt
Right ascension: 15h08m18.84s
Declination: -19d22m22.35s
Redshift: 0.076503
Photometric Redshift: 0.066
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.0
Cutout download processed 2.0
Global aperture construction processed 0.58
Local aperture photometry processed 3.37
Global aperture photometry processed 3.37
Validate local photometry processed 0.02
Validate global photometry processed 9.91
Host information processed 0.08
Global host SED inference processed 393.93
Local host SED inference processed 433.89
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.04
Log transient processing status processed 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) = 15h08m18.79s, -19d22m18.79s
semi major axis, semi minor axis (arcsec) = 1.38, 1.38
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
PanSTARRS_g 19.9 0.41 20.653 0.022
PanSTARRS_r 39.0 0.42 19.922 0.012
PanSTARRS_i 56.8 0.49 19.514 0.009
PanSTARRS_z 71.83 0.89 19.259 0.013
PanSTARRS_y 92.37 2.09 18.986 0.025

Aperture details

RA, DEC (J2000) = 15h08m18.84s, -19d22m22.30s
semi major axis, semi minor axis (arcsec) = 14.26, 5.93
angle (degrees, anti-clockwise from east) = -67.38

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
PanSTARRS_g 740.62 2.69 16.726 0.004
PanSTARRS_r 1449.64 2.72 15.997 0.002
PanSTARRS_i 2215.75 3.16 15.536 0.002
PanSTARRS_z 2795.5 5.77 15.284 0.002
PanSTARRS_y 3504.53 13.44 15.038 0.004
2MASS_J 4578.05 240.5 13.853 0.057
2MASS_H 6099.41 356.87 13.069 0.064
2MASS_K 5696.55 373.42 12.673 0.071
WISE_W1 2857.8 41.34 12.561 0.016
WISE_W2 1799.91 51.77 12.423 0.031
WISE_W3 3990.32 167.22 9.723 0.045
WISE_W4 2132.44 1002.29 8.958 0.510
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.252 9.375 9.488
{\rm log}_{10}({\rm SFR}) -1.947 -1.189 -0.402
{\rm log}_{10}({\rm sSFR}) -11.308 -10.557 -9.741
{\rm stellar\ age} 4.115 6.638 8.034

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.280 -0.346 0.047
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.546 -0.692 0.127

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.263 0.774 1.441
\delta -0.496 -0.035 0.249
\tau_1/\tau_2 0.642 0.998 1.359
Q_{PAH} 0.685 2.394 5.246
U_{min} 3.015 8.217 15.616
{\rm log}_{10}(\gamma_e)\, -2.745 -1.418 -0.482

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.510 -0.862 -0.006
{\rm log}_{10}(\tau_{AGN})\, 1.069 1.474 1.860

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.475 -1.493 -0.900
0.03-0.10 Gyr -2.051 -1.174 -0.285
0.10-0.33 Gyr -1.905 -1.036 -0.347
0.33-1.07 Gyr -1.747 -0.872 -0.251
1.07-3.51 Gyr -1.424 -0.621 -0.285
3.51-11.47 Gyr -1.273 -0.551 -0.356
11.47-12.75 Gyr -1.475 -0.586 0.028

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.901 10.986 11.045
{\rm log}_{10}({\rm SFR}) -0.722 0.108 0.756
{\rm log}_{10}({\rm sSFR}) -11.707 -10.908 -10.216
{\rm stellar\ age} 6.603 7.565 9.327

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.388 -0.168 -0.021
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.382 -0.273 0.310

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.208 0.353 0.531
\delta -0.675 -0.253 0.098
\tau_1/\tau_2 0.629 1.002 1.378
Q_{PAH} 1.203 2.514 4.756
U_{min} 2.487 7.390 14.816
{\rm log}_{10}(\gamma_e)\, -2.569 -1.708 -0.984

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.052 -2.897 -1.922
{\rm log}_{10}(\tau_{AGN})\, 1.076 1.545 1.923

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.791 0.033 0.420
0.03-0.10 Gyr -1.094 0.078 0.873
0.10-0.33 Gyr -1.006 0.169 0.805
0.33-1.07 Gyr -0.707 0.236 0.666
1.07-3.51 Gyr 0.112 0.733 1.116
3.51-11.47 Gyr 0.761 1.124 1.258
11.47-12.75 Gyr 0.608 1.238 1.855