2025ytx

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Information

Transient

Name: AT2025ytx
Right ascension: 5h28m02.83s
Declination: -13d46m50.47s
Discovery Date: Sept. 23, 2025, 5:08 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.141

Host

Name: 933337
Right ascension: 5h28m02.85s
Declination: -13d46m49.62s
Redshift: None
Photometric Redshift: 0.063
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 3.49
Transient MWEBV processed 0.11
Host match processed 4.63
Host information processed 0.12
Host MWEBV processed 0.04
Global aperture construction processed 0.67
Global aperture photometry processed 3.91
Validate global photometry processed 9.94
Global host SED inference processed 424.8
Local aperture photometry processed 3.92
Validate local photometry processed 0.02
Local host SED inference processed 519.23
 

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) = 5h28m02.83s, -13d46m50.47s
semi major axis, semi minor axis (arcsec) = 1.64, 1.64
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 199.61 0.65 18.150 0.004 AB
PanSTARRS_r 463.25 0.86 17.235 0.002 AB
PanSTARRS_i 727.94 0.77 16.745 0.001 AB
PanSTARRS_z 976.88 1.5 16.425 0.002 AB
PanSTARRS_y 1177.06 3.46 16.223 0.003 AB

Aperture details

RA, DEC (J2000) = 5h28m02.81s, -13d46m49.45s
semi major axis, semi minor axis (arcsec) = 10.62, 6.8
angle (degrees, anti-clockwise from east) = -25.31

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 803.5 2.9 16.638 0.004 AB
PanSTARRS_r 1681.07 3.68 15.836 0.002 AB
PanSTARRS_i 2612.35 3.41 15.357 0.001 AB
PanSTARRS_z 3333.89 6.8 15.093 0.002 AB
PanSTARRS_y 4292.44 17.33 14.818 0.004 AB
2MASS_J 5793.44 217.91 13.598 0.041 Vega
2MASS_H 8609.67 321.66 12.695 0.041 Vega
2MASS_K 7511.96 408.0 12.373 0.059 Vega
WISE_W1 3916.45 35.98 12.219 0.010 Vega
WISE_W2 2523.35 39.04 12.056 0.017 Vega
WISE_W3 10756.99 137.12 8.647 0.014 Vega
WISE_W4 8756.34 893.35 7.424 0.111 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.255 10.382 10.524
{\rm log}_{10}({\rm SFR}) -2.929 -1.043 0.120
{\rm log}_{10}({\rm sSFR}) -13.638 -11.449 -10.229
{\rm stellar\ age} 5.710 7.568 10.474

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.282 -0.736 -0.421
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.636 -0.636 0.194

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.340 0.702 1.124
\delta -0.806 -0.510 0.042
\tau_1/\tau_2 0.588 0.988 1.381
Q_{PAH} 0.766 2.686 5.172
U_{min} 2.847 8.494 15.744
{\rm log}_{10}(\gamma_e)\, -3.164 -1.829 -0.718

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.872 -2.017 -0.755
{\rm log}_{10}(\tau_{AGN})\, 1.038 1.455 1.964

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.606 -1.384 -0.496
0.03-0.10 Gyr -3.370 -1.100 0.212
0.10-0.33 Gyr -2.950 -0.752 0.434
0.33-1.08 Gyr -2.592 -0.575 0.315
1.08-3.54 Gyr -1.936 0.078 0.591
3.54-11.62 Gyr -0.439 0.439 0.667
11.62-12.91 Gyr -0.377 0.592 1.433

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.831 10.920 10.993
{\rm log}_{10}({\rm SFR}) -0.401 0.477 0.929
{\rm log}_{10}({\rm sSFR}) -11.341 -10.483 -9.989
{\rm stellar\ age} 6.388 7.550 9.218

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.351 -0.176 -0.052
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.290 -0.062 0.287

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.312 0.429 0.618
\delta -0.502 -0.250 0.046
\tau_1/\tau_2 0.719 1.093 1.463
Q_{PAH} 1.832 3.357 5.312
U_{min} 2.542 7.328 14.136
{\rm log}_{10}(\gamma_e)\, -2.755 -1.843 -1.030

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.539 -2.170 -1.411
{\rm log}_{10}(\tau_{AGN})\, 1.218 1.699 2.021

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.484 0.245 0.692
0.03-0.10 Gyr -0.633 0.444 1.029
0.10-0.33 Gyr -0.574 0.397 0.895
0.33-1.08 Gyr -0.368 0.337 0.770
1.08-3.54 Gyr 0.077 0.718 1.101
3.54-11.62 Gyr 0.721 1.026 1.178
11.62-12.91 Gyr 0.587 1.176 1.750