2025spz

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Information

Transient

Name: AT2025spz
Right ascension: 19h21m31.94s
Declination: 43d59m43.43s
Discovery Date: July 5, 2025, 9:53 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.100

Host

Name: 63122
Right ascension: 19h21m31.90s
Declination: 43d59m43.45s
Redshift: 0.045778
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 18.23
Transient MWEBV processed 0.04
Host match processed 3.91
Host information processed 0.18
Host MWEBV processed 0.03
Global aperture construction processed 0.7
Global aperture photometry processed 4.15
Validate global photometry processed 11.8
Global host SED inference processed 465.78
Local aperture photometry processed 4.52
Validate local photometry processed 0.02
Local host SED inference processed 513.64
 

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) = 19h21m31.94s, 43d59m43.43s
semi major axis, semi minor axis (arcsec) = 2.22, 2.22
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 378.22 0.61 17.456 0.002 AB
PanSTARRS_r 816.47 0.89 16.620 0.001 AB
PanSTARRS_i 1259.7 1.16 16.149 0.001 AB
PanSTARRS_z 1618.41 2.1 15.877 0.001 AB
PanSTARRS_y 1931.74 4.67 15.685 0.003 AB

Aperture details

RA, DEC (J2000) = 19h21m31.90s, 43d59m45.32s
semi major axis, semi minor axis (arcsec) = 30.83, 24.47
angle (degrees, anti-clockwise from east) = -147.44

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 159.04 2.65 18.396 0.018 AB
GALEX_NUV 266.93 1.99 17.834 0.008 AB
PanSTARRS_g 4157.82 5.9 14.853 0.002 AB
PanSTARRS_r 7735.16 8.88 14.179 0.001 AB
PanSTARRS_i 10852.31 12.69 13.811 0.001 AB
PanSTARRS_z 13777.82 22.82 13.552 0.002 AB
PanSTARRS_y 15543.01 56.05 13.421 0.004 AB
2MASS_J 21197.06 599.73 12.189 0.031 Vega
2MASS_K 23120.13 993.19 11.152 0.047 Vega
WISE_W3 23508.03 228.5 7.798 0.011 Vega
WISE_W4 26787.63 1320.99 6.210 0.054 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})\, 10.107 10.250 10.395
{\rm log}_{10}({\rm SFR}) -3.456 -0.608 0.163
{\rm log}_{10}({\rm sSFR}) -14.092 -10.843 -9.929
{\rm stellar\ age} 5.290 7.574 9.707

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.119 -0.730 -0.481
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.753 -0.932 0.106

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.439 0.712 1.035
\delta -0.830 -0.538 -0.053
\tau_1/\tau_2 0.584 0.948 1.350
Q_{PAH} 0.811 2.187 3.897
U_{min} 2.751 8.392 16.181
{\rm log}_{10}(\gamma_e)\, -3.142 -1.899 -0.924

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.154 -1.866 -0.920
{\rm log}_{10}(\tau_{AGN})\, 1.040 1.384 1.868

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.742 -0.913 -0.141
0.03-0.10 Gyr -4.354 -0.682 0.264
0.10-0.33 Gyr -3.398 -0.496 0.348
0.33-1.09 Gyr -2.591 -0.348 0.357
1.09-3.59 Gyr -1.514 0.065 0.496
3.59-11.83 Gyr -0.518 0.288 0.544
11.83-13.14 Gyr -0.614 0.400 1.201

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.067 11.143 11.256
{\rm log}_{10}({\rm SFR}) 0.488 0.854 1.216
{\rm log}_{10}({\rm sSFR}) -10.655 -10.282 -9.937
{\rm stellar\ age} 6.155 7.528 10.173

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.817 -0.517 -0.322
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.898 -1.503 0.022

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.247 0.472 0.710
\delta -0.345 0.005 0.220
\tau_1/\tau_2 0.516 0.911 1.326
Q_{PAH} 0.665 1.493 2.348
U_{min} 2.371 6.381 12.933
{\rm log}_{10}(\gamma_e)\, -3.679 -3.019 -1.998

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.251 -1.686 -1.190
{\rm log}_{10}(\tau_{AGN})\, 0.945 1.320 1.758

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.567 0.403 0.893
0.03-0.10 Gyr 0.441 0.912 1.354
0.10-0.33 Gyr 0.430 0.957 1.348
0.33-1.09 Gyr -0.264 0.752 1.155
1.09-3.59 Gyr -0.089 0.993 1.350
3.59-11.83 Gyr 0.776 1.213 1.388
11.83-13.14 Gyr 0.701 1.366 2.146